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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 9771773 B1

PDFFull Text
Date of Patent:
Sep. 26, 2017

Filed:

Jun. 12, 2014

Diutan as a rheological modifier in sorel cements

Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

B. Raghava Reddy, The Woodlands, TX (US);

Natalie Lynn Pascarella, Houston, TX (US);

Antonio Recio, III, Humble, TX (US);

Larry Steven Eoff, Porter, TX (US);

Assignee:

Halliburton Energy Services, Inc., Houston, TX (US);

Attorney:

Chamberlain Hrdlicka

Primary Examiner:

Anuradha Ahuja

Int. Cl.
CPC ...
E21B 33/14 (2006.01); C09K 8/467 (2006.01); C04B 28/32 (2006.01); C04B 24/38 (2006.01); C04B 24/34 (2006.01); C04B 103/00 (2006.01);
U.S. Cl.
CPC ...
E21B 33/14 (2013.01); C04B 24/34 (2013.01); C04B 24/38 (2013.01); C04B 28/32 (2013.01); C09K 8/467 (2013.01); C04B 2103/0079 (2013.01); C04B 2103/0085 (2013.01);
Abstract

Systems and methods for modifying rheology of a cement slurry are described. Methods may include forming a cement slurry composition and placing the cement slurry composition in a subterranean formation. The cement slurry composition contains water, diutan, and a magnesium oxychloride-based Sorel cement and can have specified properties for a ratio of diutan to water, a thixotropic index value, and a yield point.

Find Patent Forward Citations

Reddy, B.. (2017). Diutan as a rheological modifier in sorel cements (U.S. Patent No. 9771773). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9771773

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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