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,...
Patent
1983-01-17
1984-07-24
Gantz, Delbert 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,...
502 35, B01J 3722
Patent
active
044618450
ABSTRACT:
A process is provided for reactivating a catalyst composition comprising a crystalline zeolite material having a silicon/aluminum atomic ratio of at least about 2, said catalyst composition having been deactivated by contact with steam. The method involves contacting said steam-deactivated catalyst composition with an aluminum compound at elevated temperature, and contacting said aluminum compound contacted catalyst composition with an aqueous acid solution.
REFERENCES:
patent: 3354078 (1967-11-01), Miale et al.
patent: 3533959 (1970-10-01), Miale et al.
patent: 3684738 (1972-08-01), Chen
Dessau Ralph M.
Kerr George T.
Gantz Delbert E.
Gilman Michael G.
McFarlane Anthony
McKillop Alexander J.
Mobil Oil Corporation
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