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. 29, 2015
Filed:
Nov. 17, 2008
Applicants:
Jens Emil Vindstad, Stavanger, NO;
Heidi Mediaas, Stavanger, NO;
Knut Vebjørn Grande, Stavanger, NO;
Inventors:
Jens Emil Vindstad, Stavanger, NO;
Heidi Mediaas, Stavanger, NO;
Knut Vebjørn Grande, Stavanger, NO;
Assignee:
STATOIL PETROLEUM AS, Stavanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/08 (2006.01); C10G 31/08 (2006.01); C10G 19/02 (2006.01); C10G 29/06 (2006.01); C10M 129/56 (2006.01); C10M 129/58 (2006.01); B01F 17/00 (2006.01);
U.S. Cl.
CPC ...
C10G 31/08 (2013.01); C10G 19/02 (2013.01); C10G 29/06 (2013.01); C10M 129/56 (2013.01); C10M 129/58 (2013.01); B01F 3/0807 (2013.01); B01F 17/0021 (2013.01);
Abstract
A process for the preparation of at least one ARN acid or salt thereof comprising: (I) allowing at least one ARN acid salt to form during the production of crude oil in the presence of water; (II) removing at least 5 wt % of the formed at least one ARN acid salt, e.g. from the oil water interface; and optionally (III) converting said salt into an acid.