Catalyst recovery process

Details Catalyst recovery process Catalyst recovery process

1986-01-21

1987-03-17

Carter, H. T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Platinum group metal

502 24, 502 28, 502 33, C01G 5500

Patent

active

046506497

ABSTRACT:
This invention relates to a novel process for recovering catalyst components and, more particularly, to a method for recovering both iodine and noble metal components such as rhodium from tars formed during the preparation of acetic anhydride by the iodine and noble metal catalyzed carbonylation of methyl acetate.

REFERENCES:
patent: 4434240 (1984-02-01), Pugach
patent: 4434241 (1984-02-01), Larkins
patent: 4440570 (1984-04-01), Erpenbach et al.
patent: 4442304 (1984-04-01), Erpenbach et al.
patent: 4476237 (1984-10-01), Porcelli
patent: 4476238 (1984-10-01), Palmer et al.
patent: 4557760 (1985-12-01), Erpenbach et al.

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