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:
May. 03, 2016
Filed:
Oct. 27, 2011
Applicants:
Mark Alan Vorderbruggen, Spring, TX (US);
Hong Sun, Houston, TX (US);
Qi Qu, Spring, TX (US);
Inventors:
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/04 (2006.01); C09K 8/80 (2006.01); E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
E21B 43/04 (2013.01); C09K 8/805 (2013.01); E21B 43/267 (2013.01);
Abstract
Well treatment agents containing a particulate substrate are coated with a polyelectrolyte bilayer to provide a well treatment composite for use in well treatment operations. Each layer of the polyelectrolyte bilayer is composed of oppositely charged polyionic material. The well treatment composite may further contain a succession of polyelectrolyte bilayers, each polyelectrolyte bilayer containing layers of oppositely charged polyionic materials.