研究了氮注射对环烷酸萃取溶液中铜离子的质量转移速率的影响。

The effect of nitrogen sparging on the mass transfer rate in the extraction of copper from aqueous solution by a kerosene solution of naphthenic acids was studied.

youdao

系列氨基酸萃取实验表明化合物(3)对异亮氨酸有较好的选择性萃取能力。

The extraction experiments for amino acids showed that compound (3) exhibited good selective extraction ability for isoleucine.

youdao

川西稀土矿泥氯化后水浸液中，稀土含量较低，可借助环烷酸萃取法分离出稀土元素。

Rare earth elements in the aqueous leaching liquor of chlorinated mine mud from Sichuan West is of lower content, they can be separated by naphthenic acid extraction.

youdao