1, The material below is a distillation of his work.

2, The movie is a perfect distillation of adolescence.

3, This book offers a distillation of Wittgenstein's thought in a mere fifty pages.

4, The discovery of distillation is usually accredited to the Arabs of the 11th century.

5, For dry distillation of coal or lignite and 6.

6, Vic grunts, the distillation of an equally familiar rejoinder.

7, A more recent innovation is vacuum distillation.

8, Distillation at a lower temperature avoids the risk of thermal decomposition.

9, The process of distillation tends to alter the aroma to a degree.

10, Typical is its distillation of a tranquil moment from everyday life.

11, For distillation, refining or other processing of petroleum or petroleum products 3.

12, Nowadays vacuum distillation is usually preferred to steam distillation for this purpose. to extract oils from plants, for example in perfumery.

13, Distillation liberated the spirits from fermented grains and fruit juices, and in time ethyl alcohol was purified.

14, Water extraction from permafrost by distillation seems rather straight forward.

15, A distillation of the riches of the existing law would be a most formidable task.

16, Sodium is made by distillation.

17, It is distillation and summation of working experience too.

18, Every paragraph is a distillation of sound judgment.

19, To separate ( a distillate ) by distillation.

20, The advantages of heterogeneous batch distillation proccess make it widely used in separation of systems azeotrope.

21, The product is separated by distillation gasoline and gas oil.

22, Barley is one of the main inputs to the process of distillation.

23, Any faults in the original cider stood out sharply after distillation.

24, The Arabs are usually accredited with the discovery of distillation.

25, Liquid-vapour phase diagrams at constant pressure are of crucial importance in the study of distillation.

26, The molar mass of a liquid which is immiscible with water can be calculated from steam distillation data.

27, Although such mixtures can not be separated by fractional distillation,[http:///distillation.html] they can be separated by other means.

28, So advanced was his method, that the apparatus for distillation has altered very little in 900 years.

29, Alcohol can be produced from plants such as sugar cane and cassava by fermentation and distillation.

30, This paper discusses the methods for solving MESH equation groups for a distillation tower.

1, Barley is one of the main inputs to the process of distillation.

31, A set of coupling reactor and distillation column to synthesize cyclohexane was put forward.

32, The test value obtained through distillation pretreatment better approaches the true value.

33, A mathematical model based on the distillation data of diesel components was developed to predict the cold filter plugging point and solid point of the blended diesel fuels.

34, The paper introduces the current status of shale oil industry point out the existing problems of shale distillation process in China.

35, Codistillation is distillation which is performed on mixtures in which the two compounds are not miscible.

36, The three main methods for high purity zinc preparation, including electrolytic method, vacuum distillation, zone refining, are summarized and compared in this paper.

37, By controlling the hydration of alkoxide, and with n-butanol azeotropic distillation and ethanol rinsing methods, the preparation process of superfine titania powder was investigated in detail.

38, MD has solved many problems that seem inextricable for conventional distillation because of the high degree of vacuum in the operation of MD.

39, In concurrent distillation, the upward flowing vapor atomizes liquid in a tray and carries it up to collectors in the tray above. There the liquid is separated and sent back down via a side downcomer.

40, The article describes a new PSA (Pressure Swing Adsorption) gas separation process for removing and retrieving the valuable components from PVC fractional distillation tail gas.

41, Traditional steaming and distillation in the production of alcohol with amylum as raw materials have disadvantages such as higher consumption of energy and inequable gelatinization quality for amylum.

42, With low viscidity, the broth by raw fermentation flows well in the distillation column.

43, The chlorination of pivaloyl chloride to prepared 3-chloropivaloyl chloride was took place in a packed distillation column with total reflux.

44, The control strategy of reactive distillation dividing wall column was first studied through steady-state sensitive analysis, the temperature relative gain of each tray were obtained.

45, Deionization is far more economical than distillation or reverse osmosis in commercial operations.

46, Crude product by simple distillation, styrene recovery was 89.41% of total styrene monomer purity of 99.9%, and catalyst recycling,[/distillation.html] the effect is better.

47, Distillation has traditionally been the major system for water purification.

48, A novel level control system structure for reflux tank of a butene-1 distillation column is presented.

49, She's writing songs of their own childhood, as is her way of self Liaojiu is a distillation of her self-energy.

50, A colorless, flammable liquid, C6H14, derived from the fractional distillation of petroleum and used as a solvent and as a.

51, Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation.

52, Fractional distillation of petroleum is carried on in a still.

53, The application shows that this technique can greatly reduce the energy consumption of oil tank farm and distillation unit.

54, Analyzing the three-column system of extractive distillation, two-column system adopting o-xylene as an extraction agent for separation of azeotropic methanol-dimethyl carbonate mixture is developed.

55, One is done by distillation, which involves heating thethe water evaporates, and then condensing the vapor.

56, The dehydration technology of bischofite by butanol complexation distillation was studied by such methods as X-ray diffraction and elementary analysis.

57, There is no significant difference between gas chromatography and distillation by the results of F-test and t - test.

58, The treatment effect of acidic waste water of the flue gas absorbed, neutralized by crude calcium carbonate, was studied by crystal membrane distillation.

59, P - methoxybenzeneacetonitrile was prepared in 34.8 % yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation.

60, A gaseous mixture produced by the destructive distillation of bituminous coal and used as a commercial fuel.

61, The volatile oil was extracted from Oroxylum indicum(L. ) Vent by using direct distillation extraction method(DDE). The content of the volatile oil was 1.99%.

62, Recovering pyridine by simple distillation and phase separation with salt was studied.

63, The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.

64, A new catalytic distillation process for the endothermic reaction of the dehydrogenation of isopropanol is developed in this work.

65, Fatty acid is made from spent material in production of ricinus oil by acidification, washing, and vacuum distillation.

66, With the carbonium 5 separation unit as an example, the operational performance and the energy saving effects of the thermal-ly coupled distillation was simulated and analyzed for the nonideal system.

67, The production reduced pressure distillation was analysed with IR, GC and studied by physical chemistry property.

68, The effects of different conditions on quinoline's purity were investigated by changing the quality ratio of fraction to ethanediol and reflux ratio in the azeotropic distillation experiments.

69, For example , vacuum distillation, vacuum evaporation, crystal, drying etc.

70, Each of our products consults with the perfection curve, base on human body engineering elements, swing in with China and west culture distillation.

71, The removal of uranium from wastewater was carried out by vacuum membrane distillation(VMD) using microporous polypropylene membrane.

72, Neural network based soft sensor models of diesel oil solidifying point(DOSP) on a crude distillation unit are discussed.

73, The study has laid the foundation for short cut design of multicomponent batch distillation column.

74, As for the synthesis problem of distillation separation sequences, the method of graph theory is applied to study network superstructure.

75, The main genesis of heterogeneous crude is migration and fractional distillation of low mature crude, mixing of crude, thickening by edge water, and thickening by bottom water.

76, The advanced control ( APC ) was applied in the atmospheric - vacuum distillation unit in SINOPEC Luoyang Company in 2006.Sentence dictionary

77, It is reveal by GC analysis that the purity of the TMP , treated by reduced pressure distillation and recrystallization in acetic ester , approximates to that of the reagent grade TMP .

78, The quality of green oxane can be up-graded by addition of acid followed by distillation or by p...

79, Both the o-xylene and the carbon tetrachloride have been rendered free of water and free of traces of metal, especially iron, by preliminary treatment by distillation.

80, Concerning the existing problems in the crude oil distillation unit, a prefractionator ovas installed in 1992-1993.

81, Volatile oil was extracted from the roots of Tagetes patula by steam distillation. Chemical ingredients of the oil were analyzed by GC-MC and 10 compounds were identified.

82, A physical and distillation method was applied to the separation of an isopropanol - cyclohexane andisopropanol liquids.

83, Now everyone at home is to have a camphor ball camphor roots, stems, branches, leaves made of distillation.

84, The transformation and production rearrangement of the crude benzol distillation system are described.

85, The feasibility of concentration of benzylpenicillin sodium solution and the effect of operation condition on concentration process by membrane distillation were studied.

86, The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.

87, In this paper, the development and research status of adsorptive distillation process are briefly summarized.

88, After the continuation opens, carry forward traditional constructionion, transfer constructionion distillation, select its essence, throw away its dreg to develop.

89, In accordance with the developing trends of processing imported crude oils in demostic refineries, it is inevitable to install light ends recovery facilities in crude distillation units.

90, METHODS The volatile oil was extracted from Ligustrum lucidum Ait of Gansu by steam distillation, and its ingredients were isolated and identified by gas chromatography-mass spectrometer(GC-MS).

91, The process flow and production practice of air-distillation and reduced-pressure distillation for tar in Jigang coking plant are introduced.

92, A colorless crystalline hydrocarbon, C14H10, obtained by fractional distillation of coal-tar oils and used in dyes, drugs, and explosives.

93, The difference between the temperature at the initial boiling point and at the end point, as obtained by the distillation test.

94, A classic example would be a distillation involving the distillate traveling from one glass bulb to another, without the need for a condenser separating the two chambers.

95, Steam distillation yields a dark orange-brown essential oil with a unique and complex aroma.

96, The results showed that the purity of 6 chloro 2 nitrotoluene was over 96% by two tower distillation.

97, Vacuum distillation using the dropper with the exhaust port and the access protection tube to prevent leakage of liquid directly into the vacuum pump.

98, The measurement of viscosity is important for the side-draw product quality of vacuum distillation column in oil refinery.

99, Finally the separation of n-hexane and ethyl acetate was tested with an industrial column in a way of batch azeotropic distillation.

100, Membrane application: innovative membrane bioreactor; membrane distillation and its application in industrial water treatment.

101, Using glycerine and acetic acid as raw materials and in the presence of catalyst, glycerin triacetate was synthesized through esterification, dehydration and underpressrue distillation.

102, METHODS The essential oil of Brassica rapa L. seeds was extracted by steam distillation method.

103, In petrochemical process, there are many important indicator variables that cannot be measured on-line. Such as purity, dry point of distillation product and distillation tray efficiency, etc.

104, Distillation Vaporization of a liquid and subsequent condensation of the gas Back to liquid form.

105, This paper introduced a new type and special structured vacuum pump unit suitable for dry type reduced-pressure distillation.

106, The process of producing hexane from 6 # solvent oil by distillation and hydrofining is discussed.

106, is a online sentence dictionary, on which you can find excellent sentences for a large number of words.

107, Simulation calculations were carried out of the extractive distillation process for separation of butadiene 1,3, using DMF(N, N dimethyl formamide) as solvent.

108, A new corresponding optimal revamping for batch extractive distillation(BED) in ethanol purification, which adds a reboiler and an additional storage tank, was put forward.

109, Fractional distillation is a physical method which cannot decompose compounds.

110, Applying the continuous distillation technique in the production ofp - tert - butylphenol is reasonable, and has promising applications.

111, With the increase of distillation rate the HD concentration in reboiler increases as well, and there are remarkable differences in separation performance between H2/HD and D2/DT system.

112, Hydroquinol could be recovered by means of extraction distillation and crystallization. The percent of recovery was 35% or so.

113, The reduced pressure distillation experiment on the liquid paraffin was done and the Engler distillation curve was obtained.

114, Sequential Modular Approach was applied to design distillation column simulation training algorithm.

115, A heat and mass transfer relation in a solar still was established and the steady state simulation experiments in a multi stage stacked tray distillation chamber were conducted.

116, N-ethylpiperazine and monoethanolamine were separated by the heterogenous azeotropic batch distillation with p-xylene and cyclohexane as the entrainers, respectively.

117, A dual temperature differential control system in a distillation column, which failed to work for a long time has been analyzed, by establishing a strict steady-state mathematical model of the column.

118, The principle and methods azeotropic distillation drying as well as the choice of displacers were discussed.

119, The separating preparation process of epigallocatechin gallate includes HPLC separation of tea polyphenol, fraction interception, membrane distillation and concentration, etc.

120, New method for the production of nicotine from waste tobacco by saponification, distillation, (acidification), inspissation , extraction had been investigated.

121, A method, which combined neural network and genetic algorithms, was employed to simulate the catalytic distillation process by black box model and optimize the operational parameters.

122, The destructive distillation of wood to give methanol is the root of its common name - wood alcohol.

123, From the gas chromatography, report the percentages of limonene and carvone in your original sample and in the fractions following distillation.

124, The IEA also expects new investment in oil refineries to boost crude distillation capacity in the next five years at a faster pace than growth in demand.

125, Two of distillation crystallization method gas chromatography to determine the naphthalene content in oil were introduced.

126, The main method of separation used in refineries is fractional distillation, although further processing is normally required to produce marketable petroleum products.

127, The latter part is about the chemical constituents of essential oil extracted from stems, leaves and flowers of S. dianthus with steam distillation.

128, A soft sensor modeling of the oil solidifying point ( DOSP ) on crude distillation unit is studied.

129, The new calibrated model has been applied to the prediction of distillation range of kerosene, straight-run gasoline, and diesel fuel successfully.

130, Generally the crude methanol cannot meet the operation requirement so methanol distillation is needed.

131, Properties: color lobed or needle crystal, hexagonal columnar crystal obtained after distillation,() easy deliquescence.

132, The dynamic model and its control method of batch distillation column are studied in this paper.

133, In batch operation, the feed to the column is introduced batch-wise. That is, the column is charged with a 'batch' and then the distillation process is carried out.

134, The gas cooler for thin solution distillation is added to satisfy the demand of enlarging production scale.

135, The column of reactive distillation was improved from compound tower to sieve tray tower which is famous for its lower cost of equipment and simpler operation and cleaning .

136, Through addition, acidification, closed ring and finally decompressed distillation,[http:///distillation.html] hydroxyl propane was made used propenol as initial material.

137, A comparison study of the composition of celery seed essential oil prepared by steam distillation (SD)and supercritical fluid extraction with carbon dioxide (SFE-CO2)was made using GC and GC-MS.

138, Distillation Vaporization of a liquid and subsequent condensation of the resultant gas Back to liquid form.

139, A unified control law consisting of disturbance-feedforward and state-feedback is designed and its application to the control of a three component distillation column system is illustrated.

140, Filtration, decantation, distillation, evaporation and crystallization are physical separating Methods: Without formation of new substances.

141, The results of simulation and implementation state that the proposed models take effect in the soft sensor of the crude distillation unit, and the dynamic model is better than the static model.

142, The crushed seeds, on steam distillation, yield a volatile oil, known as musk seed oil or ambrette seed oil.

143, The second variation type is called reversion evolution type, which represents the liquid segregation mainly with vapour-liquid fractional distillation.

144, It widespread application in the crude distillation units, enable heat transfer efficiency to obtain enhances greatly, and save the energy.

145, The vacuum membrane distillation for loquat leaf extract was tested and the concentration polarization was analyzed.

146, It was pointed that the major cause of the atmospheric distillation tower in Geermu Refinery was the idling of overhead cold reflux system.

147, The output of styrene monomer was 84.5% and its purity was above 99.9% through simple distillation.

148, The traditional chemical analysis, distillation method and XRF were used to measure the sulfur content in desulphurize slag contained calcium sulfate.

149, The essential oil of the Tianjin stylish celery seed was extracted by simultaneous distillation extraction method.

150, In the new, re-worked process, intermediate 3 is not crystallized but is used as a crude distillation residue in the next step.

151, Using acrylonitrile as the starting reagent, 2 - chloroacrylonitrile was prepared reaction stepsincluding catalytic chlorination, clean - up, and distillation.

152, Filtration, decantation , distillation, evaporation and crystallization are physical separating methods without formation of new substances.

153, The essential oil from Vitis Vinifera L. seed was extracted by the simultaneous distillation extraction method.

154, The energy consumption of azeotropy distillation was low but its energy-saving effects were inferior to that by multiple-effects extraction distillation.

155, In a fractionary distillation the process is repeated several times in a column.

156, Used pinch technology to design an optimal heat exchanger network for crude distillation unit.

157, Neural network based soft sensor models of diesel oil solidifying point crude distillation unit are discussed.

158, After salt out process and regular distillation, the recycling purity of isopropanol can reach above 98 %.

159, METHODS:The steam distillation was used to prepare the volatile oil from the rhizome and root of Acorus calamus L .

160, The crude production was purified h molecular distillation, and the FT-IR spectrum indicated the product was pentaerythritol oleate with relative high purity.

161, A finished film represents the distillation of hours upon hours of footage.

162, Then-butene was separated from C4 with the mixture of morpholine and N-formyl morpholine as extraction solvent by extractive distillation. The purity and yield may achieve over 97%.

163, K. Neon, argon, and krypton are obtained from fractional distillation of liquid air.

164, During the course of the experiment, the student will be exposed to fractional distillation under vacuum, gas chromatography, refractometry, polarimetry , and IR absorption spectroscopy.

165, Studies indicate that chymist coprecipitation azeotropic distillation can better prevent from hard - agglomeration and obtains homodisperse nanoparticle.

166, The possibility of preparation of methylal from methanol and formaldehyde through slurry catalytic distillation catalyzed by acidic cation exchange resin with large size pores is discussed.

166, try its best to gather and create good sentences.

167, The quality of vacuum distillates is closely related to the configuration of feeding part of the vacuum tower for crude distillation.

168, Purification by molecular distillation resulted in an obvious increase from 11.48% to 30.30% of the content of cuminal, which is responsible for the characteristic aroma of Cuminum cyminum L.

169, Learning 4 sets of production unit: MTBE, fractional distillation, cracking and cracking by catalytic agent.

170, An alembic is an apparatus formerly used in distillation and the word comes from al-inbiq, the still.

171, Different determination methods were compared and the best one was chromatography after the distillation of caproic acid bacteria solution.

172, Processes for production of benzofuran are introduced and analyzed in this article. A scheme, in which vacuum distillation is used, is put forward to improve the old processes.

173, The experimental results show that the conversion and the purity of methylal in the distillate can reach 0.89 and 0.99, respectively, and the slurry catalytic distillation process is practic...

174, There are three steps for preparation of polyglycerol fatty acid ester: polymerization, molecular distillation, polyglycerol esterification.

175, Setting up the vacuum distillation apparatus for the Essential Oils experiment. Photo by Chemistry laboratory staff.

176, Veratryl alcohol was synthesized through the reduction of sodium borohydride from veratraldehyde with isopropanol as solvent, followed by solvent extraction and distillation under reduced pressure.

177, An efficient numerical algorithm for a differential - algebraic system model of reactive distillation is given.

178, Output of styrene monomer was 82.3 % . Purity was 99.9 % , obtained by simple distillation.

179, By means of distillation - fractional condensation high purity antimony trichloride was made from antimony sulphide ore.

180, The numeric experiment shows that the adaptive and parallel tabu search can solve successfully large-scale distillation separation sequence synthesis problem.

181, The catalysis of resinic solid acid catalysts in catalytic distillation is studied for synthesis of methylal from methanol and formaldehyde.

182, The advantage and disadvantage of the five recycling methods, direct heating, direct aqueous vapor, indirect aqueous vapor, reduced pressure distillation, precipitation method, is discussed.

183, Contrast the parameter of the processes, the best conditions of chlorination distillation are designed.

184, Mathematical analysis on the refrigeratory system and fractional distillation system of the plant provides a basis for plant design.

185, Compared to the present process, the new reactive distillation process is able to simplify greatly the production sequence and save much the equipment cost.

186, The application of catalytic distillation reactor in benzene alkylation process is presented.

187, The standard method with atmospheric pressure correction for distillation test of coking benzene products is studied. The distillation range of coking benzene products is defined.

188, Pressure distillation used in acetaldehyde production can save energy markedly.

189, Distillation device was slightly improved, analyzed by carbon dioxide and determined by water for the analysis of acetic acid from cuprammonia , with recovery of 97%.

190, Objective:to study the chemical constituents of the essential oil of Inula helenium L. were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).

191, The essential oils of leaves from Eucalyptus camaldulensis and Eucalyptus benthami were extracted by steam distillation and their chemical constituents were determined by GC-MS method.

192, The vertical shell houses the column internals and together with the condenser and reboiler, constitute a distillation column.

193, Light oil and the residued cyclohexylamine were recovered through the vapour distillation.

194, In this thesis the water content in C 4 distillation is determined with Carl - Fisher - Coulomb potentiometric method.

195, This final step may be Reverse Osmosis, Ultrafiltration, Multi or Mixed Bed Deionization or Distillation.

196, In order to solve the distillation separation sequence synthesis problem effectively, super or neighborhood structure must be researched, and it is the foundation of realizing optimization algorithm.

196, is a sentence dictionary, on which you can find nice sentences for a large number of words.

197, A distillation column case study is given to illustrate the performance assessment method.

198, The quinones in stem of Plumbago zeyanica L. was extracted by steam distillation, and the content of plumbagin in the quinones was determined.

199, Evolutionary algorithm is applied to solve distillation separation sequence optimization synthesis problems that are characteristic of combination explosion.

200, Through optimizing and adjusting the operating reflux ratio of distillation column during production process pickled benzol refining, the processing quantity of light benzol was break through.

201, The camphor oil was extracted from roots, branches, fresh and fallen leaves of Cinnamomum camphora by the method of distillation.

202, A distillation tower in which a rectifying column is used.

203, In fractional distillation, that part of the distillate which may be returned to the column to assist in making a better separation into desired fractions.

204, The effect of chloride carrier in spectrographic analysis has been investigated with carrier distillation method.

205, There are solvent extraction, ion exchange, vacuum melting, vacuum distillation or sublimation, electro migration and regional melting, etc.

206, The invention discloses a kind of catalyst distillation module and uses this module the catalyst distillation method.

207, There is 1 heating tank, 1 set of distillation test and 1 system of six ions of water testing.

208, The effects of vacuum distillation temperature and hydrolysis ratio on the product of alkoxide hydrolysis were studied.

209, The distillation - adsorption process was used to treat non - degradable accelerator CBS wastewater of high concentration.

210, OBJECTIVE:To evaluate the solid-phase microextraction versus Steam distillation in the extraction of volatile oil in Jatamans Valeriana Rhizome.

211, Well-tried function of DMC as an additive on gasoline, covering its octane number, oxygen content, calorific value, vapor pressure, distillation range, freezing point, solubility in water etc.

212, A process for preparing cinnamaldehyde from cassia oil with using molecular distillation was investigated.

213, In the pretreatment unit of feedstock of butanone plant, extraction distillation is used to separate butane and butylene.

214, With ANSYS, This paper applies the trussed beam as supporting beam of trays in big - diameter - distillation tower.

215, The volatile oil in the leaves of the Chinese medicinal herb Pistacia chinensis Bunge was extracted by steam distillation.

216, This article discusses the parallel simulation algorithm used in process calculation and equipment design for the vacuum distillation tower design.

217, In a distillation test, the temperature at which the last drop of petroleum fluid evaporates.

218, Effects of feed rate, feed fraction, reflux ratio and feed position on reaction distillation were investigated.

219, Separation of benzene and thiophene from coal-tar oil by extractive distillation is modelled by the tri -diagonal matrix method, the results provide a base for designing a thiophene plant.

220, In order to separate n-hexane-ethyl acetate azeotrope , batch azeotropic distillation was often used and the entrainer played a key role in the process.

221, The chlorination reaction and distillation principles are discussed and the factors of affecting reaction speed and distillation outturn are analysed. The control methods were also designed.

222, The Pb, S isotopic study shows that the mass migration and the fractional distillation of Pb isotope took place in the whole rock and in the cement.

223, In addition, this result has been compared with that of Illicium verum Hook. f. by steam distillation.

224, Genetic algorithm is applied to solve distillation separation sequence synthesis problems which are characteristics of combination explosion.

225, A vacuum distillation column relates to a sulfolane distillation device in equipment for producing sulfolane.

226, When carvone begins to distill, the condensation can be seen inside the thermometer adapter, thus the progress of carvone distillation can be readily monitored.

226, try its best to gather and create good sentences.

227, A black, porous, carbonaceous material, 85 to 98 percent carbon, produced by the destructive distillation of wood and used as a fuel, filter, and absorbent.

228, Objective The essential oils from Nepeta cataria L. were extracted by steam distillation. Methods The chemical constituents were analyzed by GC-MS.

229, An optimum scheme was proposed to solve the problems of the process of distillation for butanol-acetone, such as high heat duty and low separating efficiency of prefractionator.

230, In this article, multiple steady states in ternary homogeneous azeotropic distillation have been studied.

231, The factory also undertake pyridine derivatives and various solvent distillation process.

232, Methods: Second - hydrogenation, distillation under high vacuum, recrystallization, hydrolyze - tion under acid condition, and oxidation.

233, Methods We used the methods of distillation and decompressive extraction, concentration to produce the granule, which was use to cure the disease of irregular menses, amenorrhea and algomenorrhea.

234, The volatile oil from Dictamnus dasycarpus Turcz was extracted by simultaneous distillation and extraction(SED), then separated and analyzed by GC-MS.

235, Therefore, genetic algorithm can solve successfully the large-scale distillation separation sequence synthesis problem.

236, Therefore, evolutionary algorithm can solve successfully large-scale distillation separation sequence synthesis problem.

237, The corrosion and corrosion causes of overhead air cooler of atmospheric distillation tower and protection measures were described.

238, Samples of mixed aliphatic alcohols were continuously purified by vacuum distillation using a stainless steel installation; the purity of the product was above 95%.

239, Membrane distillation (MD), which is being developed for desalination and concentration of thermally labile substances, is a relatively new separation technique.

240, During the course of the TBP distillation, the distillates which accumulate between specified temperatures are withdrawn.

241, The calculation results demonstrated that IGP could solve the problems of optimization synthesis for large-scale complex distillation system rapidly.

242, Furthermore, the paper also gives some advices to operation of saponification glycerol distillation in order to increase recovery ratio of glycerol and enrichment of polyglycerol.

243, The volatile oil in Tussilago farfara L was extracted with simultaneous distillation, analyzed by GC/MS, and tested as a cigarette flavoring.

244, The coal dry distillation product is the coal, the coal - tar oil and the coal gas.

245, The results showed that, the correlativity of the total unit energy consumption with the total yield of crude distillation is poor based on "heat balance method" .

246, The perfume essential oil in longan peel was extracted by ameliorated simultaneous distillation extraction.

247, The process performance and feasibility of the concentration of glyoxal - water solution gap membrane distillation are studied.

248, Distillation is the most common method to separate liquid mixtures, while it is also one of the biggest energy consuming unit operation in process industries.

249, The process characteristic, operation, and reuse of deodorization alkali waste from gasoline of crude distillation unit were introduced in new alkali waste oxidation plant.

250, It is an effective method to apply heat pump for saving energy in distillation plant. Especially direct vapor recompression has become attractive at some devoloped countries in recoent years.

251, The product is separated by distillation into gasoline and gas oil.

252, The vacuum membrane distillation for motherwort extract is tested and the temperature polarization and concentration polarization are analyzed.

253, Methods: The volatile oil was extracted from Fructus Aurantii by steam distillation.

254, The stripped efficiency of the devolatilization stripper with steam distillation reached 70%.

255, Arsenic removal tests by means of oxidation and HCl extraction as well as fractional distillation were carried out.

256, For synthesis of cumene used benzene with propylene a fixed bed catalytic distillation column and a suspension catalytic distillation column is respectively simulated.

256, try its best to collect and build good sentences.

257, Each distillation instrument, including a keyboard, an eight-bit display tube and a micro printer, can be also operated without PC.

258, The separation of azeotrope of methyl ethyl ketone water has been investigated by extractive distillation using the mixture of ethylene glycol and potassium acetate as an extractant.

259, A ternary system of butyl acrylate-butyl alcohol-water may be separated through rectification or azeotropic distillation according to the equilibrium relationship.

260, The silver-rich lead came from the continuous crystallizer is then subjected to vacuum distillation, yielding silver bullion of over 80% Ag.

261, A novel adapting partial least square regression (APLS R) approach was proposed to develop the naphtha dry point soft sensor of the primary distillation tower.

262, The troubles with liquid distributor in distillation tower in oxozone production are analyzed. Improving measures are put forward.

263, This book offers a distillation of Wittgenstein's thought in a mere 50 pages.

264, Methods: Phillyrin was extracted with 70% Ethanol by rotating distillation and purified with D_(2820) macroreticular resin.

265, The inner process of the distillator is a multimode dynamic process. To a great extent quality of the spirits depends on operation of the distillation.

266, The conditions of one-step synthesis of dimethoxymethane (DMM) using interim catalytic distillation catalyzed by toluene-p-sulfonic acid was studied in this essay.

267, In this paper, molecular distillation, the use of the material and capsanthin in spicy substances pigment molecules and the difference between free-range separation and purification.

268, Sodium formaldehyde sulfoxylate in foods were tested by direct distillation - titration coupled with AHMT spectrophotometer.

269, It indicated allelopathy of Artemisia annua L. was relative to concentration of allelochemicals. 4. Volatile of Artemisia annua L. extracted by vapour distillation influenced wheat and cole growth.

270, Azeotropic distillation technique is an important way to separat close-boiling or azeotropic systems, in which the flow of entrainer is an important factor to affect separation property.

271, The auto-separation unit for the fusel oil in the distillation of alcohol gained a Chinese Patent in 1991. The main points of this technology were reported in this paper.

272, The molecule distiller is the subject equipment of the molecule distillation device.

273, The decomposition reaction of the complex anisole·BF3 is indispensable during the separation of boron-10 isotopes by chemical isotope exchange distillation between BF3 and the complex anisole·BF3.

274, The solution procedure for batch distillation simulation is described in detailed.

275, We present two kinds of optimal control policy for multicomponent batch distillation.

276, In this paper, volatile oil from the Cinnamomum camphora leaves and branches were obtained by steam distillation. And the yield of their volatile oils were 1.55% and 0.336% respectively.

277, In this paper, a neural network model is used to simulate the different operating modes of liquid air distillation column and the result is satisfactory.

278, In this paper, a comparision was made between distillation and extractive distillation for separation of naphthalene and thionaphthene to produce refined naphthalene.

279, An improved method of synthesizing trimethyl orthoformate through azeotropic distillation by taking sodium methoxide in methanol and chloroform as raw materials has been presented by the author.

280, An extractant - screening method with a vapor - liquid equilibrium apparatus in the extractive distillation was introduced.

281, Special pipe joints such as tilted tees, pants tees and Y-tees are used to combine four branches of fluid from the heater into one stream to send to the bottom of the vacuum distillation tower.

282, The corrosion in atmospheric-vacuum distillation unit mainly occurred in tower overhead, condensing system, tower bottom and heavy oil inlet section.

283, The content referred to crude distillation, processing of VGO and vaccum residue, equipment corrosion and anticorrosion as well as the treatment of the wastes.

284, Crude coal gas purification uses ammonia absorption refrigerating process to provide cold load for Rectisol, two-stage distillation and three-stage absorption.

285, The volatile oil extracts with water vapor distillation from AurantiiAurantii, which has been identified by GC-MS .

286, The project takes pyrogenic dry distillation gas of soft coal in continuous retort as the fuel gas and produces ferroalloy coke and crude tar oil.

287, With the help of equivalent simple distillation process, the objective value, that is the fitness, of complex process was determined.

288, Peat tar has similar properties to the tar derived from the destructive distillation of wood.

289, Crude distillation unit (CDU) is the first procedure of oil refining(Sentencedict), and plays an important role in petrochemical process. Its performance can have a major economic impact on plant profitability.

290, Yield and change of essential oils Cinnamomum petrophilum leaves during steam distillation were studied.

291, The method avoids product fractionation in the prior coking fractional distillation column, thereby greatly reducing investment and operation cost.

292, Let's say you're doing a fractional distillation of some sort.

293, The distillation system design of isomeric dichlorotoluene and its production process are given in detail in this paper.

294, Separation of methanol tetrahydrofuran water system by extractive distillation and phase separation with salt has been studied.

295, Idealized models of distillation are essentially governed by Raoult's law and Dalton's law.

296, Results: Bergapten wasn't extracted by ways of steam-input distillation and distillation of the material mixed with water.

297, Intensifying distillation technology cart increase the etude oil recovery rate.