Removal of H.sub.2 S from gaseous streams

Details Removal of H.sub.2 S from gaseous streams Removal of H.sub.2 S from gaseous streams

1984-12-24

1985-09-10

Thomas, Earl C.

Chemistry of inorganic compounds

Sulfur or compound thereof

Elemental sulfur

423226, B01D 5334, C01B 1705

Patent

active

045405611

ABSTRACT:
A process for the removal of hydrogen sulfide from a variety of gas streams is disclosed. The gas stream containing the sour gases is contacted with a reactant solution comprising iron (Fe III) lignosulfonate. The hydrogen sulfide is converted to sulfur, and the reactant is reduced. The process may be cyclic, and may include sulfur removal and regeneration of the reactant.

REFERENCES:
patent: 3068065 (1962-12-01), Hartley et al.
patent: 4009251 (1977-02-01), Meuly

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