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:
Dec. 01, 2015
Filed:
Jan. 25, 2011
Applicants:
Antti Laukkanen, Helsinki, FI;
Jan-erik Teirfolk, Turku, FI;
Juha Salmela, Laukaa, FI;
Martina Lille, Vantaa, FI;
Inventors:
Antti Laukkanen, Helsinki, FI;
Jan-Erik Teirfolk, Turku, FI;
Juha Salmela, Laukaa, FI;
Martina Lille, Vantaa, FI;
Assignee:
UPM-KYMMENE CORPORATION, Helsinki, FI;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/40 (2006.01); C09K 8/90 (2006.01); C09K 8/514 (2006.01); C09K 8/516 (2006.01); C09K 8/588 (2006.01); C09K 8/70 (2006.01); C08L 1/02 (2006.01); C08L 1/04 (2006.01); C09K 8/10 (2006.01); D21C 9/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/90 (2013.01); C08L 1/02 (2013.01); C08L 1/04 (2013.01); C09K 8/10 (2013.01); C09K 8/40 (2013.01); C09K 8/514 (2013.01); C09K 8/516 (2013.01); C09K 8/588 (2013.01); C09K 8/70 (2013.01); D21C 9/002 (2013.01); C08L 2205/16 (2013.01); C09K 2208/08 (2013.01); C09K 2208/10 (2013.01); Y10T 428/298 (2015.01);
Abstract
An agent for oilfield applications capable of being dispersed in water is nanofibrillar cellulose. The nanofibrillar cellulose mixed in water gives shear-thinning behavior to the composition, which is pumped to a subterranean oil-containing formation to aid in oil recovery.