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METHODS FOR REMOVING CONTAMINANTS FROM ALGAL OIL

United States Patent Application

20130158278
A1
View the Complete Application at the US Patent & Trademark Office
Methods for removing contaminants from algal oil are provided. In an embodiment, a method comprises the steps of combining a sulfuric acid-aqueous solution that has a pH of about 1 or less with a contaminant-containing algal oil at treatment conditions effective to form an effluent. The effluent comprises a treated algal oil phase and contaminants in an acidic aqueous phase. The contaminants comprise metals, phosphorus, or combinations thereof The acidic aqueous phase is removed from the effluent to form a contaminant-depleted algal oil.
Lupton, Francis Stephen (Evanston, IL)
UOP LLC (Des Plaines IL)
13/ 326,057
December 14, 2011
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0001] This invention was made with Government support under DE-EE0003046 awarded by the U.S. Department of Energy. The Government has certain rights in this invention.