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US 4,361,487 AGranted
Control of hydrogen sulfide emission from geothermal steam plants with hydrogen peroxide and sodium vanadate
AssigneeFMC Corporation
InventorsWilliam A. Hills, Richard A. Brown
Life of this patent
Estimating the term…
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.
Claims10
A process for removing hydrogen sulfide from the condensate of spent steam in a geothermal power plant which comprises oxidizing said hydrogen sulfide with a peroxygen compound in the presence of a vanadate catalyst under neutral to alkaline conditions.
Dependencies are inferred from the claim text.