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真空蒸馏     
相关语句
  vacuum distillation
     The result of test for removing cadmium from crude indium by vacuum distillation shows that the rate of cadmium removal can be up to 97%-99% under the conditions of 450-500℃, 20-30Pa vacuum degree and 2h distillation.
     粗铟真空蒸馏除镉的试验结果表明,在450~500℃、真空度20~30Pa、蒸馏时间2h的条件下,除镉率可达97%~99%.
短句来源
     The study of Dearsenic from As-Fe-Sn Alloy by Vacuum Distillation
     As—Fe—Sn三元合金真空蒸馏脱砷过程研究
短句来源
     On the condition that the temperature is 900-950℃,the time 15-20 min,the residual pressure 30-45 Pa ,and the melt depth 4-5.4 mm,the bismuth evapora- tion rate is more than 99%with the silver content in condensate being 68-170 ppm and the residue 45%-60%Ag by one stage vacuum distillation of crude bismuth containing 1.63%Ag.
     在蒸馏温度900~950℃,时间15~20min,系统残压38~45Pa,熔体深度4~5.4mm条件下,一级真空蒸馏含Ag1.63%的粗铋时铋挥发率在99%以上,冷凝物中银含量为68~170ppm,银在残留物中含量达45%~60%。
短句来源
     amino-1,2,4-triazole is prepared with the hydrazine hydrate and the formic acid by reactive distillation and vacuum distillation. Yield of 92% and a purity of 99.5% is obstained.
     由水合肼和甲酸通过反应蒸馏和真空蒸馏制备了 4 -氨基 - 1,2 ,4 -三氮唑 ,获得了收率 92 %和纯度 99.5 %的产品。
短句来源
     The Vacuum Distillation of Cadmium
     镉的真空蒸馏
短句来源
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  vacuum distilling
     Theoretical study on separation of Au-Ag alloy with vacuum distilling
     Au-Ag合金真空蒸馏分离的理论探讨
短句来源
     Treatment of Normal Faults for the Vacuum System of Zr Vacuum Distilling Furnace
     锆真空蒸馏炉真空系统常见故障处理
短句来源
     Purifying Sc Metal in the Method of Vacuum Distilling
     真空蒸馏净化提纯金属钪
短句来源
     The Development of Productive Technology for Making Magnesium & Vacuum Distilling(Reductive)Jars
     炼镁与真空蒸馏(还原)罐生产技术的发展
短句来源
     Development of Productive Technology for Making Primary Magnesium & Vacuum Distilling (Reductive) Jars
     炼镁与真空蒸馏(还原)罐生产技术的发展
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  vacuum evaporation
     Thiourea leach gold of bearing-high arsenic gold concentrates pretreated by vacuum evaporation and ordinary oxidation roasting
     高砷金精矿氧化焙烧焙砂和真空蒸馏脱砷焙砂的硫脲浸出研究
短句来源
     Recovery of Sulfur from Anode Slime of Nickel Sulfide Electrolysisby Vacuum Evaporation
     真空蒸馏硫磺渣提取元素硫
短句来源
     Using SC(NH 2) 2 to leach bearing-high arsenic gold concentrates pretreated with vacuum evaporation,the gold leach rates of the concentrates can surpass 90%. As compared with the concentrate directly leached by SC(NH 2) 2,the leach rate of gold is raised about 80% and increased with decreasing in the arsenic content of the calcine.
     高砷金精矿经真空蒸馏脱砷后用硫脲浸出 ,金的浸出率可达 90 %以上 ,和金精矿直接硫脲浸出相比 ,金的浸出率提高了近 80 % ,且金的浸出率随焙砂中砷含量的减少而提高 ;
短句来源
  vaccum distillation
     Vaccum Distillation Separatiou of Antimony from Dachangs Antimony-lea d Alloys (一)
     铅锑合金真空蒸馏分离(一)
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  vacuum distillation
The obtained broth was further condensed by vacuum distillation, and then alcohol was added.
      
A technology and apparatus for obtaining high-purity sodium by high-vacuum distillation were developed.
      
Production of High-Purity Potassium by Vacuum Distillation with Dephlegmation
      
A procedure was developed for evaluating the efficiency of substance purification by vacuum distillation with vapor dephlegmation in a heated condenser.
      
These substances do not evolve dimethylamine even under the conditions of vacuum distillation (145-150°C, 1 mm Hg).
      
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  vacuum distilling
The kinetics of vacuum distilling copper, tin, manganese, and sulfur from melted steel scrap have been measured.
      
The kinetics of vacuum distilling copper, tin, manganese, and sulfur from melted steel scrap have been measured.
      
Any residual magnesium or magnesium chloride is removed by acid leaching or vacuum distilling.
      
The liquid product was obtained after stripping the solvent and vacuum distilling it under 11.5 psi at 180 8C.
      
  vacuum evaporation
The deposition of nanofilms on glass substrates by magnetron sputtering and thermal vacuum evaporation under the action of Aires fractal-matrix structurizers is analyzed.
      
The films are produced by magnetron sputtering or vacuum evaporation, and fractal topography is induced with Aires shapers.
      
The efficiencies of freezing techniques (freezing on a cooled metal surface or through vacuum evaporation) are compared with one another in respect to the dispersity of the prepared products, and the corresponding results are presented.
      
Processes of defect formation are investigated in epitaxial PbSe:Tl films prepared by vacuum evaporation from molecular beams at various condensation temperatures from mixtures with a thallium content of 0-1.6 at.
      
Arrays of GaAs whiskers on GaAs(111)B substrates were grown using a technique combining vacuum evaporation and molecular-beam epitaxy.
      
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