The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 16, 2021
Filed:
Dec. 13, 2019
Applicant:
Upm-kymmene Corporation, Helsinki, FI;
Inventors:
Thomas Björklöf, Helsinki, FI;
Andrea Gutierrez, Espoo, FI;
Assignee:
UPM-KYMMENE CORPORATION, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11B 3/00 (2006.01); C11B 13/00 (2006.01);
U.S. Cl.
CPC ...
C11B 3/00 (2013.01); C11B 13/00 (2013.01);
Abstract
The present invention relates to process for purifying renewable feedstock comprising at least one acidulated soap-stock, wherein said process comprises the steps, where the renewable feedstock comprising at least one fatty acid is treated in a treating step with an aqueous medium, and a first stream comprising water and a second stream comprising fatty acids are obtained, and the second stream is obtained as purified renewable feedstock.