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US 5,169,560 AGranted
Control of foam in hydrocarbon fluids
AssigneeBetz Laboratories, Inc.
InventorPaul R. Hart
Life of this patent
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Abstract
A method and composition for foam control in non-aqueous systems utilizing sulfonate or phosphinate compounds. The method is especially well adapted for use in oil distillation units and coking of crude oil residues.
Claims9
A composition for controlling foam in a non-aqueous system which comprises an organic sulfonate and finely divided carbon.
Dependencies are inferred from the claim text.