发明名称 |
METHOD FOR SEPARATION OF YTTRIUM |
摘要 |
<p>Process for the selective separation of yttrium from solution containing yttrium and lanthanides. …<??>This process consists in bringing an aqueous solution 4 into contact with an organic phase 5 in a battery 1 of mixer decanters in order to extract the lanthanides into the organic phase, the exiting aqueous solution 7 being enriched in yttrium. The organic phase comprises a mixture of a cationic extracting agent with a substituted hydroxyquinoline. …<IMAGE>… </p> |
申请公布号 |
JPH04243915(A) |
申请公布日期 |
1992.09.01 |
申请号 |
JP19910078195 |
申请日期 |
1991.03.19 |
申请人 |
RHONE POULENC CHIM |
发明人 |
TEIERI DEROWAIE;JIYANRUI SABO |
分类号 |
B01D11/04;C01F17/00;C07F5/00;C22B3/36;C22B59/00 |
主分类号 |
B01D11/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|