Treatment for virgin phosphorous/vanadium oxidation catalysts

Details Treatment for virgin phosphorous/vanadium oxidation catalysts Treatment for virgin phosphorous/vanadium oxidation catalysts

1994-03-14

1995-08-29

McFarlane, Anthony

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

Regenerating or rehabilitating catalyst or sorbent

Gas or vapor treating

502 51, 502 52, 502 55, 502515, 423488, B01J 2034

Patent

active

054460000

ABSTRACT:
A method of removing chloride from phosphorus/vanadium/oxygen mixed oxide oxidation catalysts comprising treating a chloride containing catalyst comprising phosphorus, vanadium and oxygen with a stream of gas comprising oxygen, steam and an inert gas at flow rate and temperature and for a period of time to substantially reduce the amount of chloride in the catalyst.

REFERENCES:
patent: 3926852 (1975-12-01), Cahen et al.
patent: 4510259 (1985-04-01), Udovich et al.
patent: 5348927 (1994-09-01), Bortinger

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