Liquid purification or separation – Processes – Chemical treatment
Patent
1981-02-09
1982-11-30
Thomas, Earl C.
Liquid purification or separation
Processes
Chemical treatment
210763, 423224, 423561R, 423571, 423573R, C02F 172
Patent
active
043614876
ABSTRACT:
Removing hydrogen sulfide from geothermal steam condensate is described whereby the hydrogen sulfide that is present in the condensate from a geothermal steam plant is oxidized with a peroxygen compound such as hydrogen peroxide in the presence of catalytic quantities of sodium vanadate under neutral to alkaline conditions.
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Castrantas, H. M., et al, "Hydrogen Sulfide Abatement at Geothermal Wells," presented at Geothermal Environmental, Seminar, sponsored by Lake County, California Air Pollution Board, Oct. 28, 1976.
Castrantas, "The Use of Hydrogen Peroxide to Abate Hydrogen Sulfide in Geothermal Operations," Paper SPE 7882 presented at the 1979 SPE of AIME International Symposium on Oilfield and Geothermal Chemistry, Houston, TX 1979.
Schumb et al, "Hydrogen Peroxide, " Reinhold Publishing Company, New Yor5, 1955, pp. 497 & 498.
Brown Richard A.
Hills William A.
Elden Richard E.
FMC Corporation
Ianno Frank
Kell Robert W.
Thomas Earl C.
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