A process for recovery of rare earth from filter liquor of molecularsieve manufacture by extraction was described, including laboratory experimental, pilot test results and industrial performance.
本文介绍了从分子筛制造过程的滤液中用萃取法回收稀土的工艺,给出了小试、中试及工业装置运转结果。
2
Methods Purify plasmid DNA by a procedure consisting of alkaline lysis, ultrafiltration with hollow fiber filter, hydrophobic chromatography and molecularsieve chromatography.
方法采用碱裂解、中空纤维超滤浓缩、疏水层析、分子筛等分离技术纯化质粒dna。
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Air filter equipment, air cooling tower, water cooling tower, molecularsieve absorber and fractionating tower in air seoaration plant can be manufactured in the company.