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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 10294403 B1

PDFFull Text
Date of Patent:
May. 21, 2019

Filed:

Dec. 19, 2014

Additive of chemically-modified cellulose nanofibrils or cellulose nanocrystals

Applicant:

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

Inventors:

Lee J. Hall, The Woodlands, TX (US);

Jay P. Deville, Spring, TX (US);

Orlando J. Rojas, Cary, NC (US);

Carlos A. Carrillo, Raleigh, NC (US);

Carlos L. Salas, Raleigh, NC (US);

Assignee:

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

Attorney:

McGuireWoods LLP

Primary Examiner:

Zakiya W Bates

Assistant Examiner:

Crystal J Miller

Int. Cl.
CPC ...
C09K 8/10 (2006.01); C04B 24/38 (2006.01); C09K 8/035 (2006.01); C09K 8/90 (2006.01); E21B 21/00 (2006.01); C09K 8/40 (2006.01); C09K 8/70 (2006.01); C09K 8/92 (2006.01); C04B 28/04 (2006.01); C09K 8/42 (2006.01); E21B 33/13 (2006.01); E21B 43/25 (2006.01); E21B 21/06 (2006.01);
U.S. Cl.
CPC ...
C09K 8/10 (2013.01); C04B 24/383 (2013.01); C04B 28/04 (2013.01); C09K 8/035 (2013.01); C09K 8/40 (2013.01); C09K 8/42 (2013.01); C09K 8/70 (2013.01); C09K 8/90 (2013.01); C09K 8/92 (2013.01); E21B 21/003 (2013.01); E21B 33/13 (2013.01); E21B 43/25 (2013.01); C09K 2208/08 (2013.01); C09K 2208/10 (2013.01); E21B 21/062 (2013.01);
Abstract

A wellbore treatment fluid comprising: a base fluid; and additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer are chemically modified A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.

Find Patent Forward Citations

Hall, Lee. (2019). Additive of chemically-modified cellulose nanofibrils or cellulose nanocrystals (U.S. Patent No. 10294403). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10294403

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

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