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单词 Vanadium
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1. Mineralisation within the nodules consists of uranium, vanadium and iron oxides with base metal sulphides.
2. The metals probably include chromium, manganese, cobalt, vanadium, nickel, tungsten and tantalum.
3. The purity of vanadium pentoxide was more than 99%.
4. Vanadium mainly combines with aluminosilicate and iron-manganese oxides.
5. Panzhihua Vanadium Steel yesterday not to respond to this.
6. This text introduced use and market foreground of vanadium, vanadium resources and vanadium pentoxide productive methods,() process and research progress.
7. As the detecting material of uncooled infrared detectors, vanadium oxide (VOX) thin films need high temperature coefficient of resistance (TCR) and suitable film resistance for using of the device.
8. The Damiao anorthosite complex is rich in vanadium titanomagnetite ore bodies.
9. Moreover, vanadium oxide catalysts have the advantages of green chemistry, such as low cost, easily available and no pollution. Therefore, it has the potential for industrial application.
10. Therefore, formation of high valance vanadium oxide films was obtained.
11. So who is carrying the death warrants of vanadium steel prices?
12. The vanadium was converted into water-soluble sodium vanadate and water-insoluble calcium vanadate in roasting process.
13. I long product containing vanadium plant, molybdenum, nickel, cobalt, platinum, Spent palladium catalyst.
14. Vanadium is an important strategic material and has many uses.
15. The morphology and distribution of vanadium in bainite ductile cast iron were studied.
16. In the course of extracting vanadium from bone coal, the bake temperature and addition agent are the important factors which a effect the immersion ratio of vanadium.
16. Wish you will love and make progress everyday!
17. The wear mechanism of high vanadium high-speed steel is combined micro-cutting and fatigue wear with carbide particle breaking and peeling off under stress.
18. The process of preparation of vanadium nitride by reduction and nitrogenization pro2 cess is theoretically analyzed and experimentally discussed.
19. Silver vanadium oxide (SVO) cathode material has been widely used in implantable cardiac defibrillator (ICD) power system, and is a cathode material of high value in research and development.
20. Cells of the bacteria were heavily mineralised with uranium, calcium, vanadium, bismuth, selenium and sulphur.
21. The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail.
22. The method of bismuth - phospho molybdenum blue photometry determination of phosphorus by mathematic correction overcome vanadium obstruction had described in this paper.
23. Transient kinetic modeling of then-butane selective oxidation to maleic anhydride(MA) over vanadium phosphorus oxide(VPO) catalysts is studied.
24. The effect of hot deformation amount on impact toughness for Vanadium white cast iron was studied.
25. For FCC resid processing, USY zeolite is perferred because of its superior hydrothermal stability, vanadium resistance and coke selectivity compared to conventional zeolites.
26. Diagnostic criteria and principles of management of occupational acute vanadium poisoning.
27. Air stripping had been studied to remove the high concentration of ammonia-nitrogen (NH3-N) from vanadium sesquioxide (V2O3) wastewater in this project.
28. The precipitation hardening effect and the grain refining effect of trace elements vanadium and titanium in microalloyed steels were researched on.
29. The rolls are made of chilled cast iron of vanadium and titanium alloy with hard and anti-wear surface.
30. The invention relates to a method for preparing single salicylaldehyde imine vanadium olefin polymerization catalyst and application of the catalyst in catalyzing ethylene polymerization.
31. In acidic system, the solubility of vanadium was reduced because of the exisiting of insoluble vanadium oxide.
32. The testing results and their microstructure show that the one with a higher vanadium content and smaller crystal grain has a high strength.
33. Causticizing mud was used as a roasting additive of sodium chloride for extraction of vanadium pentoxide from stone coal.
34. The main products of the company are No. 1 Class vanadium pentoxide, ammonium metavanadate, Microsilica, fused Quartz, Quartz Glass Tuber and other raw material of quartz in all sizes.
35. In this paper, the melting temperature an region for converter slag with vanadium and titanium oxides has been measured.
36. Theactivity and the number of surface oxygen of a series of vanadium oxide catalysts were studied by TPD equilibrium and TPD/MS technique.
37. However, vanadium steel GFC 1 real situation is very bad.
38. Principles and characteristics of vanadium redox flow battery, a novel energy storage system, were introduced.
39. The invention provides a method for directly extracting vanadium from vanadium - titanium magnetite concentrate.
40. Studies have shown that different vanadium oxide phases are obtained by different methods of vacuum heat treatment.
41. High - quality chrome vanadium steel 50 BV 30 forged, is mainly used for removal of broken screws.
42. The results show that the reaction orders are one for azomethine H and vanadium, respectively, and 1 5 for bromate.
43. The results show that the recovery of vanadium extraction from V-Fe concentrate by sodium roasting and leaching is higher than that by pyrogenic process, and the vanadium leaching rate can be 86.91%.
44. The influence of electrode activation and trace stibium ion, indium ion added into vanadium electrolyte has been discussed.
45. It discusses the influences of temperature, the types of sodium salt, and the adding amounts of sodium salt to extracting vanadium pentoxide from high-silicon low-vanadium vanadium slag.
46. Mineral exploration made important progress in . coal, uranium, iron, gold, silver, copper, nickel, zinc, lead, antimony, tungsten, molybdenum, vanadium, kainite and characteristic non-metal .http://
47. Vanadium alloy, with low radioactivity and high high-temperature strength, is taken as one of the candidate structural materials for fusion reactor blanket.
48. Rechargeable lithium battery; Cathode material; Vanadium oxide; Metal doping; Nanostuctural material; Electrochemistry.
49. Layered mafic intrusions are usually associated with economically important metals such as chromium, nickel, copper, platinum, titanium, iron, vanadium, and tin.
50. Molecular simulation modeling study indicated that vanadium oxides with vanadium of low oxidation number facilitated the conversion of sulfides.
51. Tubular vanadium oxide can be synthesized by adjusting the PH of reaction system, regulating the ratio of reactants and controlling the reaction temperature.
52. My products mainly include vanadium pentoxide, Ferrovanadium, vanadate and coatings.
53. In the second part, the transport measurement of vanadium oxide nanowire is demonstrated and discussed.
54. The effect of different concentrations of vanadium on seed germination, seedling growth and parts of biochemical indexes of two kinds of Oryza sativa L including T259 and J63 were studied.
55. Phosphorus content in zinc phosphate is determined by phosphorus vanadium molybdate yellow colorimetric method.
56. Styrene epoxidation was carried out using styrene as the row material, molecular oxygen as the oxidant, and modified vanadium phosphorus oxide as the catalyst.
57. In this paper, several thin films samples of Vanadium oxide were got by high-frequency Magnetron sputter with pure metal vanadium as sputter source.
58. A method for the determination of micro amounts of vanadium in ferrochromium was presented.
59. The steel ingot mold made of vanadium titanium vermicular graphitic cast iron has the best comprehensive property.
60. Objective To study the effects of Bis (maltolato) oxo vanadium (BMOV) on renal structure of spontaneously hypertensive rats (SHRs) and its mechanism.
61. The results show that the method is simple, sensitive, accurate, and suitable to determining trace vanadium in polyene resins.
62. It's difficult problem that Semi - steeling pot is glued for atomizing vanadium - smelting in Pangang.
63. It creates an enzyme called vanadium nitrogenase, which produces ammonia from nitrogen.
64. Once the desire to come to nothing, vanadium steel GFC 1 the fall will be inevitable.
65. Metal passivator can inhibit nickel and vanadium pollution on the catalytic cracking catalysts and improve the property of polluted catalysts.
66. Ferro-vanadium making directly from atomizing vanadium slag was studied in our laboratory.
67. The effect of grade and impurities in vanadiferrous slag on yield and recovery of vanadium pentoxide are analysized in this paper.
68. The latest development of photometric analysis of vanadium was discussed.
69. Flame Deposition Technique is one of method of preparing nanostructured Vanadium phosphorus Oxide.
70. The latter can trap vanadium owing the mobility of vanadium oxide, which then forms vanadium compounds with higher melting points on the catalyst.
71. Results show that the main factor influencing the yield of maleic anhydride is the phase composition or oxidation state of vanadium in the catalyst.
72. It also describes the study of cathodes materials as V6O13, its derivative and amorphous vanadium oxide materials.
73. The invention belongs to the metallurgy field and in particular relates to a method for smelting high vanadium ferrovanadium.
74. This paper briefly introduces the geochemical nature of vanadium, selenium, molybdenum elements.
75. A complementary metal oxide semiconductor(CMOS) readout integrated circuit(ROIC) for the sensitive material of vanadium dioxide(VO_2) was introduced.
76. The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied.
77. Studies on the regeneration of vanadium phosphorous oxides(VPO) catalyst for selective oxidation of propane to acrylic acid and acetic acid has been carried out using a pulse reactor.
78. Some views on the current situation of scientific research and production of vanadium trioxide are presented.
79. The results show that the vanadium oxide thin films are reduced more easily when annealed in low vacuum than when annealed in high vacuum.
80. This shows that Vanadium pentoxide may only rarely be applicable as sole oxidizing agent.
81. Focusing on readout architectures for uncooled vanadium oxide infrared radiation detector arrays the electronic performace and principle of microbolometer are described.
82. At a critical temperature,[] vanadium oxide films undergo phase transition between metal phase to semi-conducting phase.
83. Organic-inorganic hybrid materials of the manganese vanadate can be formed through the combination and synergistic interaction of the manganese, vanadium building blocks and some organic compounds.
84. Stainless steel itself was altered to create vanadium, Vitallium, and now titanium alloys.
85. Approximately 80% of vanadium produced is used as ferrovanadium or as a steel additive.
86. Premium rate of only Steel Vanadium GFC 1 negative, the other is a full - time.
87. For example, the possible two-step catalytic reaction schemes of SO_2 oxidation on SLP vanadium catalyst and the asymptotic solutions of E_L at some special conditions have been evaluated in detail.
88. Up to date, the partial oxidation of n-butane to Maleic Anhydride (MA) over vanadium phosphorus oxide (VPO) catalyst is still an unique alkane selective oxidation reaction industrialized.
89. It is emphatically expounded the effects of vanadium, titanium, silicon and sulphur on viscosity, melting temperature and solidifying point of liquid iron.
90. Panxi region is Chinas treasure-house of mineral resources, which has especially rich vanadium and titanium resources. It is a typical ecologically fragile area.
91. Structured vanadium catalyst is a new, low-pressure drop catalyst with regular array of intercrossed flow channels.
92. The results show that the hardness has relation to vanadium carbides boundary.
93. Getting rid of Ferro and Vanadium with FPV method(), the rate of recovery will increase in washing slag away.
94. In this paper, integral composite electrodes of vanadium redox flow battery were prepared using modified PAN-based graphite felt and carbon plastic plate with polymer matrix.
95. The effects of matrix microstructure on wear properties of high-speed steel(HSS) with high vanadium content were studied using pin-on-ring tester, and the failure behaviors were investigated via SEM.
96. Since then , vanadium has been extensively studied in the basic and antidiabetic field.
97. The results show that, typical morphologies of vanadium carbide appears in the shape of sphericity and strip, and chromium carbide appears lump and lath.
98. These special features provide a basic condition for calefaction system and controlled cooling processes of vanadium middle carbon steel.
99. The process of producing vanadium pentoxide from bone coal vanadium mine without salt-roasting and acid leaching, was systematically studied.
100. Our main products are in four series of vanadium pentoxide, ferrovanadium, vanadate salts and coatings.
101. This paper introduces the process of coated vanadium carbide with powder method in place of coated metal vanadium carbide with salt bath treatment. The experimental results are given here.
102. Ore minerals in the Colorado - type deposits are of uraninite and coffinite, with associated vanadium and minerals.
103. Steel Vanadium warrants to buy now, and certainly not to buy shares of vanadium steel.
104. The properties, preparation and characteristics of vanadium oxide thin film, which has been successfully used in un cooled micro bolometer fabrication, are reviewed.
105. The experiment of high carbides and vanadium high-speed steel is carried out investigation into the compound metal roller.
106. The mode of vanadium slag phase production includes mainly vanadium converter slag and vanadium slag atomization.
107. Use at present most is cobaltic blue, deep Laji of vanadium of blue, Hai Bila,[http:///vanadium.html] zirconium is siliceous zinc is blue wait for sort.
108. Solid solubility model of vanadium element in molten steel is established after theoretical analysis.
109. The causes behind breakage of the catalyst are excessive sodium and vanadium content in the feed oil, excessively high regeneration temperature and excessively high steam velocity in riser pipe.
110. The technology development about vanadium-bearing hot metal desulfuration, LD recovery vanadium, semi-steel steelmaking is introduced, and key job improved process is viewed in this article.
111. The kinetic parameters of vanadium catalytic oxidation of azomethine H by bromate have been determined by using spectrophotometric method.
112. In this experiment, Vanadium pentoxide(V2O5) was doped by dopant through the elevated temperature fusion process, the result doped VO2 powder were achieved after reduced V2O5 by ammonia.
113. More than 99 % of vanadium was absorbed on resin from pulp.
114. An iron filings microelectrolysis - coprecipitation process has been used to treat vanadium - containing wastewater.
115. Since the vanadium oxide is softer than vanadium carbide, it is easily reduced to fine particles in the step of mixing by means of a ball mill in raw-material preparation.
116. The progress and problems of direct alloying technology to make vanadium steel with vanadium oxide ores were reviewed in this paper.
117. The melting temperature and its range of the converter slag containing vanadium and titanium oxides (different contents) were measured.
118. The ingot mold made of vanadium titanium vermicular graphitic cast iron has the best comprehensive property.
119. Non-pollution roasting technology by using sodium carbonate, calcium oxide, red mud and lime mud as roasting additives for extraction of vanadium from siliceous navajoite was studied.
120. The third question: vanadium steel to the holders of E - cash option legal?
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