1 Oh, and the hospital exploded, like an acetylene torch, in tongues of fire.

2 As a 10-year-old kid Pauline used a stolen acetylene torch to decapitate the globe of a gumball machine.

3 It was originally an acetylene light but was converted to propane gas operation in 1963.

4 Cylinders of acetylene were believed to have gone up in what was originally reported as a simple barn fire.

5 There are also several vehicles cut up by acetylene equipment and dumped in a pond.

6 Allene is an isomer of methyl acetylene.

7 This device is most commonly found on acetylene cylinders.

8 Acetylene is a simple asphyxiant and anesthetic.

9 The preferred method is by oxy - acetylene flame.

10 Scope: Acetylene oxygen welding electrode retail welding electrode retail.

11 Sichuan Vinylon Works produces acetylene from natural gas.

12 Methods Samples were assayed by acetylene - air flame AAS using releasing agent lanthanum chloride.

13 The acetylene overproof phenomena in a large transformer are analyzed with dissolved gas analysis, and based on its structures, the fault positions are determined.

14 Carbon nanotubes ( CNTs ) were prepared from acetylene at 923 K with Ni as catalysts by chemical vapor deposition ( CVD ).

15 Acetylene, when not dissolved in a solvent (free acetylene), can begin to dissociate (decompose) at pressures above 15 pounds per square inch gauge (psig).

16 The merits of the acetylene gas and the defects of new type of welding gas are completely mixed together on the aspect of theory and practice .

17 Coal pyrolysis in arc plasma jet to produce acetylene is an embodying application.

18 Common market, there are nitrogen, air, hydrogen, ammonia, acetylene, propane, steam and other special relief valve.

19 The amount of additives of PVDF binder and acetylene black conductor is studied in the paper.

20 The gang worked for up to ten hours with acetylene torches to open the vault.

21 Later firemen tackling the blaze were in danger from exploding canisters of acetylene and propane.

22 Company BDO is the world's most advanced to calcium carbide acetylene butanediol as material production facilities.

23 Most aliphatic compounds are flammable, allowing the use of hydrocarbons as fuel, such as methane in Bunsen burners,[] and acetylene in welding.

24 This paper introduces the design concept of double closed-loop ratio control system as well as the design and the application about acetylene with hydrochloride in chloroethylene synthesis unit.

25 In 1968, plant began to liquefied petroleum gas ( LPG ) instead of acetylene cutting.

26 The invention relates a method of synthesizing alkynol with ketone and acetylene.

27 This paper discussed three methods of producting vinyl etherspreparation from acetylene, dehydrohalogenation and acetals.

28 Regular carbon micro-coils were obtained by a catalytic pyrolysis method with acetylene as a carbon resource and Ni as a catalyst and thiophene as a promotor.

29 The strength of coating layer obtained by - shot - felt powder with subsonic oxygen - acetylene spraying technique was discussed.

30 The key problem of coking seriously restricts the stable and continuous operation in thermal plasma downer reactor for the coal cracking process to produce acetylene production.

31 For improving need assembling the casing head, the cutting casing pipe on project, we have designed the device of cutting casing head to change unfavorable factors using acetylene gas to cut case.

32 Acetylene is a flammable gas stored in cylinders as a dissolved gas.

33 Acetylene is a simple asphyxiant and anesthetic. Experiments have shown there to be no harmful effects from chronic exposure to acetylene at high concentrations.

34 The work took cutting machine use raw materials for inflammable gas e. g. acetylene, propane, gas, such as liquefied petroleum gas (LPG).

35 The process conditions of acetylene catalytic oxidation for producing oxalic acid was studied.

36 The comparative study of these catalysts for the hydrochlorination of acetylene is described and the deactivated reason is discussed.

37 Chromium treatment significantly decreased nodule numbers, nodule fresh weight, leghemoglobin content and nitrogenase(acetylene reduction)activity per plant or per gram of nodules.

38 The property and characteristics of several kinds of pressurization equipment in the pressurization and lustration procedure of acetylene were compared.

39 Acetone is the solvent which will dissolve the acetylene gas charged into the cylinder.

40 The causes of fire and explosion at dissolving acetylene station was analyzed.

41 The utility model relates to a multi-purpose gun for flame cutting of oxygen gas and acetylene gas.

42 In most cases, it is best to allow a burning acetylene cylinder to burn itself out.

43 Thecoating is made by using an oxy - acetylene flame spraying process.

44 The status of VCM and acetylene gas recovery by pressure swing adsorption in vinyl chloride production units were introduced.

45 ATP binding sites are regulatory sites in the nitrogenase and the acetylene reduction active sites are catalytic sites in the nitrogenase.

46 In the darkness, the machine gun spat a vindictive white light like an acetylene torch.

47 In a corner of the caf é, an acetylene lamp gives a flickering light.

48 Heated with water decomposition of acetylene gas and calcium hydroxide, and the evolution of considerable heat.

49 A simple and practical welding technique , the oxygen - acetylene welding technique, for Zn - Al alloys is recommended.

50 Medium - pressure acetylene drying equipments adopt two - stage drying process.

51 The research on engineering application of producing acetylene through coal pyrolysis in plasma reactor is important for its industrialization.

52 The expansion graphite replaced acetylene black as electrical core material in dry battery.

53 NMP is widely applied to aromatic hydrocarbons extracting , acetylene ,[] and diolefine purification.

54 "Having about a per cent of acetylene is potentially interesting from the life point of view, " says team member Jonathan Lunine of the University of Arizona in Tucson.

55 Acetylene is manufactured by the reaction of water with calcium carbide.

56 Soybean flour is suspended in 0.1% agar sol, instead of being digested or ashed, and injected into air acetylene flame by standard addition method to determine magnesium.

57 Coal pyrolysis to acetylene in thermal plasma provides a direct route to make chemicals from coal resources.

58 The catalytic performance was evaluated during the selective hydrogenation of acetylene to ethylene. The properties of alloy were characterized by TEM and TPD.

59 Abstract: This paper discussed three methods of producting vinyl etherspreparation from acetylene, dehydrohalogenation and acetals.

60 In 1968, the plant began to liquefied petroleum gas ( LPG ) instead of acetylene cutting.

61 During the tests of coal pyrolysis in plasma producing acetylene, the signals of system are acquired, showed, restored and controlled in real time is very important.

62 The modified xylok resin was subsequently blended with glass cloth and acetylene black to generate a new conductive composite.

63 This thesis is concerning the acetylene produced through co - cracking coal and natural gas by plasma jet.

64 Acetylene induced decline in nitrogenase activity was found only in the healthy (unstressed) nodules, but not in the stress treated nodules.

65 About 85% of the enterprises in our country which use fuel gas take use of acetylene gas.

66 The preparation of 5A zeolite supported platinum catalyst, and its catalytic capabilities for hydrosilylation reaction of acetylene with triethoxysilane were studied.

67 Please contact our technical service department if your applications involve interaction with oxygen or acetylene gases.

68 From the aspects of technology and economics, advant ages of high - energy gas fuel in place of acetylene are analyzed and compared.

69 Yedan, oxygen, nitrogen, acetylene gas, acetylene sales; Chemical products, metal Dianliao, plumbing materials, supplies wash sales.

70 The results of acetylene reduction detection showed that 88.5 % were effective for nitrogen fixation.

71 The remaining 20 % of the acetylene production is principally used for oxyacetylene cutting, heat treating, and welding.

72 Acetylene (ethyne)Simplest alkyne, C2H2. A colourless, flammable, explosive gas, it is used as a fuel in welding and cutting metals and as a raw material for many organic compounds and plastics.

73 The Frankia isolates grown in N - deficient BAP medium exhibited an acetylene reducing activity.

74 Moreover, in order to rationalized these fragmentation processes, the bimolecular proton-bound complex between benzyne and acetylene intermediate has been proposed.

75 And there are 8 kinds of main components in liquid fuel, which belong to higher olefine hydrocarbon, acetylene series, heterocyclic compound and polycyclic organic matter.

76 The source made a breakthrough the idea that air acetylene flame emission spectrometry was used for determination of alkali and alkali earth elements only.

77 As vinyl chloride synthesized from acetylene and hydrogen chloride is further converted into polyvinyl chloride, mercuric chloride must be made use of as a catalyst and activated carbon as a carrier.

78 Usage:It is the raw material of organic synthesis and calcium Cyanamide. It can produce acetylene gas, and can be used as Deoxidizer for steel making and cut metal.

79 Therefore, new technology of using acetylene sludge to calcine clinker will be discussed in this article.

80 Flame forming technological property of titanium alloy plate is investigated with the oxygen acetylene heating.

81 In the high - pressure system both oxygen and acetylene are used from high - pressure cylinders.

82 The acetylene gas generated by calcium carbide can be applied to weld or cut metal materials.

83 The green production processes in substitute of ACH mainly include isobutene processes, ethylene processes, isobutane processes and methyl acetylene processes, which will be discussed in this paper.

84 With vinyl acetate as reactant in place of acetylene and its derivates in 1,3 dipolar cycloaddition, the target product was obtained successfully.

85 Weight ( not pressure ) is used to determine the amount of acetylene in a cylinder.

86 The hazards of higher alkynes held up in acetylene concentration system were presented.

87 Can detect hydrogen, oxygen, nitrogen, carbon monoxide, methane, dioxide, ethylene, ethane, acetylene and other gases.