CM-PATRA / record

Process for the recovery of nickel from spent catalyst

Publication

WO-03080878-A1 on Google Patents

Filed / published / granted

2002-03-21 / 2003-10-02 / 2007-10-18

Offices

WO, AT, EP, DE, AU

Applicants

CSIR (Council of Scientific & Industrial Research) (IN, government-rd)

Minerals

Nickel, Aluminium (not on list)

Stages

Recycling / secondary sources, Hydrometallurgy (leaching, solvent extraction)

CPC

C22B7/009, C22B23/043, C22B23/00, C22B7/007, C22B23/026, C22B3/08

Abstract (first 170 chars)

The present invention relates to a process for recovery of nickel and alumina from spent catalyst by direct leaching with sulphuric acid in presence of small amount of a