Sulfur recovery process using metal oxide absorbent with regener

Details Sulfur recovery process using metal oxide absorbent with regener Sulfur recovery process using metal oxide absorbent with regener

1987-11-30

1989-01-10

Straub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Elemental sulfur

422171, 422190, 423230, C01B 1704

Patent

active

047972688

ABSTRACT:
Regenerator effluent produced by regenerating ZnS to ZnO is provided with a stream containing H.sub.2 S from the feed to a Claus plant to a catalytic oxidation zone where O.sub.2 present is consumed. The effluent from the catalytic oxidation zone is provided to a Claus catalytic reaction zone.

REFERENCES:
patent: 4044114 (1977-08-01), Dezael et al.
patent: 4088736 (1978-05-01), Courty et al.
patent: 4442078 (1984-04-01), Jalan et al.
patent: 4533529 (1985-08-01), Lee
Norman, "Claus Sulfur Plant Operation for the Maintenance of Catalyst Activity", presented to the Gas Conditioning Conference, 3-8-1976.

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