Removal of inorganic contaminants from catalysts

Details Removal of inorganic contaminants from catalysts Removal of inorganic contaminants from catalysts

B - Operations, Transporting

01

J

252/1.D

B01J 38/64 (2006.01) C01G 31/00 (2006.01) C01G 53/00 (2006.01)

Patent

CA 1242682

ABSTRACT OF THE DISCLOSURE Spent catalysts containing metal impurities are treated by a process comprising treating the spent catalyst with a solution containing oxidizing ferric ion and/or oxidizing bacteria, thereby freeing said spent catalyst of said metal impurities.

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