Passivation of metals contaminating a used cracking catalyst wit

Details Passivation of metals contaminating a used cracking catalyst wit Passivation of metals contaminating a used cracking catalyst wit

1980-04-25

1981-07-21

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208 52CT, 208120, 252411R, C10G 932, C10G 916

Patent

active

042797357

ABSTRACT:
A used hydrocarbon cracking catalyst is treated with an antimony carbonate to passivate contaminating metals thereon, e.g., vanadium, iron and/or nickel. A process for cracking a hydrocarbon in the presence of the passivated catalyst is also disclosed.

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patent: 4036740 (1977-07-01), Readal et al.
patent: 4083807 (1978-04-01), McKinney et al.
patent: 4111845 (1978-09-01), McKay
patent: 4153536 (1979-05-01), McKay

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