METHOD OF RECOVERING HYDROGEN SULFIDE FORM AQUEOUS MEDIA Russian patent published in 1999 - IPC

Abstract RU 2134237 C1

FIELD: sulfuric acid production. SUBSTANCE: hydrogen sulfide is recovered from hydrogen sulfide-containing waters, basically from Black see depth water. Method consists in acidifying hydrogen sulfide-containing water with a part of sulfuric acid produced by oxidation of thus recovered hydrogen sulfide. Process heat is utilized. EFFECT: reduced operation expenses. 2 dwg

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RU 2 134 237 C1

Authors

Bojtsov E.N.

Koval'Skij V.A.

Dates

1999-08-10—Published

1997-07-16—Filed