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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 11162012 B1

PDFFull Text
Date of Patent:
Nov. 02, 2021

Filed:

Apr. 06, 2020

Well treatment fluid having biodegradable fluid loss control agent

Applicant:

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

Inventors:

Sandip Prabhakar Patil, Pune, IN;

Ganesh Shriniwas Pangu, Pune, IN;

Tamal Kumar Sen, Kolkata, IN;

Samuel Lewis, Spring, TX (US);

Assignee:

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

Attorney:

McAfee & Taft

Primary Examiner:

Angela M DiTrani Leff

Int. Cl.
CPC ...
C09K 8/40 (2006.01); C09K 8/42 (2006.01); C09K 8/16 (2006.01); C09K 8/14 (2006.01); C09K 8/24 (2006.01); C09K 8/035 (2006.01); C09K 8/20 (2006.01);
U.S. Cl.
CPC ...
C09K 8/424 (2013.01); C09K 8/035 (2013.01); C09K 8/145 (2013.01); C09K 8/16 (2013.01); C09K 8/203 (2013.01); C09K 8/24 (2013.01); C09K 8/40 (2013.01);
Abstract

A method of treating a well that includes introducing a well treatment fluid into the well, and a well treatment fluid, are provided. The well treatment fluid comprises an aqueous base fluid, a bridging agent, a viscosifying agent, and a water soluble, biodegradable graft copolymer. In one embodiment, for example, the method is a method of cementing a casing in a well. In this embodiment, the well treatment fluid is a cement spacer fluid.

Find Patent Forward Citations

Patil, Sandip. (2021). Well treatment fluid having biodegradable fluid loss control agent (U.S. Patent No. 11162012). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11162012

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

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