Cracking catalysts

B - Operations – Transporting – 01 – J

Patent

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Details

196/161, 252/1.D

B01J 23/90 (2006.01) B01J 21/20 (2006.01) B01J 23/30 (2006.01) C10G 11/04 (2006.01) C10G 49/02 (2006.01)

Patent

CA 1148135

Abstract of the Disclosure Metals such as nickel, vanadium and iron contaminating a cracking catalyst are passivated by contacting the cracking catalyst under elevated temperature conditions with tungsten and compounds of tungsten.

354200

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