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. 04, 2016
Filed:
Sep. 09, 2013
Applicants:
Michael J. Mcdonald, Toronto, CA;
Neil Miller, King of Prussia, PA (US);
Janice Hamilton, Oakville, CA;
Inventors:
Michael J. McDonald, Toronto, CA;
Neil Miller, King of Prussia, PA (US);
Janice Hamilton, Oakville, CA;
Assignee:
PQ CORPORATION, Malvern, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 33/26 (2006.01); E21B 33/138 (2006.01);
U.S. Cl.
CPC ...
C01B 33/26 (2013.01);
Abstract
Embodiments of the invention relate to methods for making and compositions including aqueous alkali aluminosilicates used for conformance. The aqueous alkali aluminosilicates provide similar reaction characteristics of alkali silicates, and in addition provide enhanced conformance properties due to their ability to crystallize.