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.:

US 8381811 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 26, 2013

Filed:

Oct. 15, 2008
Applicants:

Richard Keatch, Coull, GB;

Hua Guan, Aberdeen, GB;

Inventors:

Richard Keatch, Coull, GB;

Hua Guan, Aberdeen, GB;

Assignees:

M-I SWACO Norge AS, Stavanger, NO;

Oilfield Mineral Solutions Limited, Edinburgh, Scotland, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/00 (2006.01); E21B 47/00 (2012.01); C09K 8/528 (2006.01);
U.S. Cl.
CPC ...
Abstract

The instant disclosure is directed to a method of enhancing adsorption of a salt inhibitor onto a wellbore region, wherein the method comprises preconditioning the wellbore region, emplacing the salt inhibitor into the wellbore region, and shutting in the wellbore region for a period of time to at least initiate adsorption of the salt inhibitor onto the wellbore region. The salt inhibitor comprises an at least partially water soluble compound comprising a Group 3 to Group 15 metal and/or an at least partially water soluble compound having any one of the formulae:


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Keatch, Richard. (2013). Method of enhancing adsorption of an inhibitor onto a wellbore region (U.S. Patent No. 8381811). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8381811

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