Sulfate removal from ethanol
AssigneeConocoPhillips Company
InventorMitchell K. Oliver
Life of this patent
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Abstract
A process for removing sulfates such as hydrogen sulfate, sodium sulfate, and chloride from an ethanol stream by contacting the ethanol stream with a clay material to thereby remove at least a portion of the sulfates.
Claims16
A process comprising contacting a feed stream, comprising ethanol and a sulfate compound, with a clay material to thereby remove at least a portion of said sulfate compound from said feed stream to thereby produce a product stream comprising less of said sulfate compound than said feed stream.
A process comprising contacting a feed stream, comprising ethanol, a sulfate compound and a chloride compound, with a clay material to thereby remove at least a portion of said sulfate compound and said chloride compound from said feed stream to thereby produce a product stream comprising less of said sulfate compound and said chloride compound than said feed stream.
Dependencies are inferred from the claim text.