Process for preparing fluidized cracking catalysts from...

Details Process for preparing fluidized cracking catalysts from... Process for preparing fluidized cracking catalysts from...

B - Operations, Transporting

01

J

B01J 29/08 (2006.01) B01J 29/90 (2006.01) B01J 37/08 (2006.01) C10G 11/05 (2006.01)

Patent

CA 2119231

2119231 9308911 PCTABS00021 A process for the reuse or recycling of FCC equilibrium catalysts is disclosed. The process involves treatment of a zeolite-containing equilibrium catalyst with clear seeds, a source of sodium oxide, a source of silica and water at elevated temperatures in order to destroy the Y originally present in the equilibrium catalyst and regrow zeolite Y in the pores of the matrix to a level no higher than 70 weight percent.

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