Method for odor control
AssigneeGE Betz, Inc.
InventorsStephen R. Vasconcellos, Terry L. Robbins
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Abstract
The present invention relates to a method of removing organic acid an/or organic amines odors from aqueous systems by treating the aqueous system or the atmosphere adjacent to the aqueous system with a solution of a substantially sulfonate free, anionic kraft pine lignin.
Claims12
A method of deodorizing a odoriferous aqueous system containing odor causing organic acids and/or amine comprising adding to said system a substantially sulfonate free, anionic kraft pine lignin in an amount sufficient to deodorize said aqueous system.
A method of deodorizing the odoriferous atmosphere of an aqueous system comprising spraying into said atmosphere an aqueous solution of a substantially sulfonate free, anionic kraft pine lignin.
Dependencies are inferred from the claim text.