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:
Oct. 02, 2018
Filed:
Nov. 11, 2013
Applicants:
Schlumberger Norge As, Stavanger, NO;
M-i L.l.c., Houston, TX (US);
Inventors:
Tore Nordvik, Sandnes, NO;
Anders Grinrod, Sandnes, NO;
Rachael Anne Cole, Sandnes, NO;
Astrid Lone, Sandnes, NO;
Chandrashekhar Yeshwant Khandekar, Katy, TX (US);
Assignees:
Schlumberger Norge AS, Stavanger, NO;
M-I L.L.C., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/18 (2006.01); C10L 1/19 (2006.01); C07C 67/08 (2006.01); C07C 69/675 (2006.01); C07C 69/84 (2006.01); C10L 10/04 (2006.01); C10L 10/08 (2006.01); C08G 83/00 (2006.01); C09K 8/524 (2006.01); C10L 1/198 (2006.01);
U.S. Cl.
CPC ...
C10L 1/1915 (2013.01); C07C 67/08 (2013.01); C07C 69/675 (2013.01); C07C 69/84 (2013.01); C08G 83/003 (2013.01); C09K 8/524 (2013.01); C10L 1/1986 (2013.01); C10L 10/04 (2013.01); C10L 10/08 (2013.01); C10L 2200/04 (2013.01); C10L 2230/08 (2013.01);
Abstract
A number of variations may include a product including a fluid additive including at least one asphaltene dispersant/inhibitor including a branched dendritic core and at least one carboxylic acid moiety.