Regeneration of catalysts by burning in the presence of alcohols

Details Regeneration of catalysts by burning in the presence of alcohols Regeneration of catalysts by burning in the presence of alcohols

1990-03-07

1991-12-10

Konopka, Paul E.

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

Regenerating or rehabilitating catalyst or sorbent

Gas or vapor treating

208120, 208135, 502 33, 502 41, 540536, 546348, B01J 2938, B01J 2120, C07D20104, C07D21170

Patent

active

050718029

ABSTRACT:
Carbonaceous materials deposited on solid catalysts and produced, for example, in Beckmann rearrangement in a gaseous phase are burned off by effecting the treatment in the presence of alcohols such as methanol or ethanol together with molecular oxygen-containing gas in order to regenerate the catalyst activity.

REFERENCES:
patent: 2506307 (1950-05-01), Martin
patent: 2763601 (1956-09-01), Martin et al.
patent: 3966587 (1976-06-01), Rittensky et al.
patent: 4108795 (1978-08-01), Hemler et al.
patent: 4118339 (1978-10-01), Latos
patent: 4248782 (1981-02-01), Fuchs et al.
patent: 4428822 (1984-01-01), Jones
patent: 4627911 (1986-12-01), Chen et al.
Catalytic Reaction-(G) in the third paragraph in p. 278 to p. 280, published Feb. 28, 1967 (with English translation).

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