Vanadium passivation in a hydrocarbon catalytic cracking process

Details Vanadium passivation in a hydrocarbon catalytic cracking process Vanadium passivation in a hydrocarbon catalytic cracking process

1983-09-28

1984-05-29

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208 52CT, 208120, 502 60, 502521, 502525, C10G 1105, B01J 2106, B01J 2906

Patent

active

044513550

ABSTRACT:
Hydrocarbons containing vanadium are converted to lower boiling fractions employing a zeolitic cracking catalyst containing a significant concentration of a calcium-containing additive as a vanadium passivating agent.

REFERENCES:
patent: 2258787 (1941-10-01), Melaven et al.
patent: 2344911 (1944-03-01), Young
patent: 2638453 (1953-05-01), Starr, Jr. et al.
patent: 2886513 (1959-05-01), Baker
patent: 3471410 (1969-10-01), Oleck et al.
patent: 3546094 (1970-12-01), Jaffe
patent: 3696025 (1972-10-01), Chessmore et al.
patent: 4179409 (1979-12-01), Gladrow et al.

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