Process for removing hydrogen sulfide from gases

Details Process for removing hydrogen sulfide from gases Process for removing hydrogen sulfide from gases

1985-03-26

1987-06-16

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

C01B 1716, C01B 3120

Patent

active

046735577

ABSTRACT:
A process for removing H.sub.2 S from gases is described, the process comprising contacting a H.sub.2 S-containing gas with a solid absorbent comprising an intimate mixture of zinc oxide and a zeolite having a pore size larger than 0.40 nm, at a temperature above 300.degree. C. The absorbent is regenerated by passing an oxygen-containing gas over the absorbent at a temperature above 400.degree. C. Suitable compositions for carrying out the process are disclosed.

REFERENCES:
patent: 3078640 (1963-02-01), Milton
patent: 3363401 (1968-01-01), Jean-Pierre et al.
patent: 4088736 (1978-05-01), Courty
patent: 4358297 (1982-11-01), Eberly
patent: 4363790 (1982-12-01), Anderson et al.
patent: 4371507 (1983-02-01), Farha et al.
patent: 4455286 (1984-06-01), Young et al.

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