Process and composition for removal of mercaptans from gas streams
AssigneeNL Industries, Inc.
InventorsKishan Bhatia, John G. Garcia, Jr.
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Abstract
A composition and process for the removal of mercaptans from gaseous mixtures, particularly gaseous mixtures containing hydrocarbons, wherein the gaseous mixture is treated with an aqueous solution of a water soluble nitrite, such as sodium nitrite, and a water soluble polysulfide, such as sodium tetrasulfide, the pH of the aqueous solution preferably being about 10 or greater initially.
Claims8
A composition for removing mercaptans from a gas mixture comprising an aqueous medium containing an effective amount of an inorganic, water soluble nitrite and an effective amount of a water soluble polysulfide, said aqueous medium having an initial pH of about 10 or greater.
Dependencies are inferred from the claim text.