Chemistry of inorganic compounds – Sulfur or compound thereof – Elemental sulfur
Patent
1975-01-06
1977-01-11
Peters, G. O.
Chemistry of inorganic compounds
Sulfur or compound thereof
Elemental sulfur
C01B 1714
Patent
active
040027287
ABSTRACT:
The hydrogen sulfide content of hydrogen-sulfide-contaminated elemental sulfur in the liquid phase is reduced by an aqueous extraction which is carried out under superatmospheric pressure and a suitable temperature.
REFERENCES:
patent: 1586539 (1926-01-01), Thornton
patent: 1990602 (1935-02-01), Guernsey
patent: 2092625 (1937-09-01), Rich
patent: 3364655 (1968-01-01), Solinhac
patent: 3799884 (1974-03-01), Young
Chevron Research Company
Davies R. H.
Hagmann D. L.
Magdeburger G. F.
Peters G. O.
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