Process for presulfurizing with phosphorous and/or halogen addit

Details Process for presulfurizing with phosphorous and/or halogen addit Process for presulfurizing with phosphorous and/or halogen addit

1989-07-03

1991-01-08

Konopka, Paul E.

Catalyst, solid sorbent, or support therefor: product or process

Regenerating or rehabilitating catalyst or sorbent

Treating with a liquid or treating in a liquid phase,...

208111, 208216R, 502 31, 502 62, 502 85, 502162, 502168, 502169, 502210, 502211, 502213, 502219, 502220, 502221, 502222, 502223, 502228, B01J 2730, B01J 27188, B01J 27132, B01J 27047

Patent

active

049835599

ABSTRACT:
Presulfurization of a catalyst used, e.g., for hydrocarbon conversion, wherein a polysulfide is employed as the sulfurization agent. In the first stage of the presulfurization, phosphorous, a halogen, or compounds thereof are introduced.

REFERENCES:
patent: 3692694 (1972-09-01), Kravitz et al.
patent: 4530917 (1985-07-01), Berrebi
patent: 4719195 (1988-01-01), Toulhoat et al.
patent: 4725569 (1988-02-01), Tuszynski et al.
patent: 4775652 (1988-10-01), Aldag Jr. et al.

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