Catalyst treatment

Details Catalyst treatment Catalyst treatment

1976-06-25

1977-10-04

Douglas, Winston A.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252420, 252437, 252456, 2604653, B01J 2392

Patent

active

040523330

ABSTRACT:
A process for the regeneration of a spent molybdenum-containing ammoxidation catalyst which comprises heating the catalyst at atmospheric pressure or higher and at 400.degree. C or higher for at least 1 hour in an atmosphere comprising 20-45% by volume of steam, the balance being air or a gas inert to the catalyst under the above conditions.

REFERENCES:
patent: 3642930 (1972-02-01), Grasseli et al.
patent: 3691224 (1972-09-01), Caporali
patent: 3746657 (1973-07-01), Miller et al.
patent: 3882159 (1975-05-01), Callahan et al.
patent: 3883573 (1975-05-01), Milberger et al.

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