公开(公告)号：US3578395A

公开(公告)日：1971-05-11

申请号：US3578395D

申请日：1967-12-26

Applicant: CHEVRON RES

Inventor： KLUKSDAHL HARRIS E ,  HOPKINS JAMES R

IPC: B01J23/92 ,  B01J23/96 ,  C01G47/00 ,  C01G49/00

CPC classification number: B01J23/96 ,  B01J23/92 ,  C01G47/00 ,  Y02P20/584

Abstract: A CATALYST CONTAINING RHENIUM IN THE OXIDIZED STATE SUPPORTED ON A POROUS SOLID CARRIER IS TREATED WITH AN EXCESS OF AN IONIC SOLUTION AT A PH FROM 0-12 TO RECOVER RHENIUM FROM THE CATALYST WITHOUT DISSOLVING THE CARRIER.