Catalyst reactivation

Details Catalyst reactivation Catalyst reactivation

1982-01-27

1983-10-11

Konopka, P. E.

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

Regenerating or rehabilitating catalyst or sorbent

2604653, 502215, B01J 2730, C07C12014, C07C12132, B01J 2702

Patent

active

044091222

ABSTRACT:
A process for the reactivation of spent tellurium-containing oxidic catalysts (suitable for oxidation, ammoxidation and/or oxidative dehydrogenation of olefines), wherein a solid particulate tellurium compound especially tellurium oxide compound, is mixed with the spent catalyst to raise the tellurium content thereof to a value of between 90% and 500% of the original catalyst content.

REFERENCES:
patent: 3164627 (1965-01-01), Minekawa et al.
patent: 3236782 (1966-02-01), Koch
patent: 3882159 (1975-05-01), Callahan et al.
patent: 4330429 (1982-05-01), Sasaki et al.

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