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.

Date of Patent:
Mar. 19, 2024

Filed:

Jun. 28, 2018
Applicant:

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

Inventors:

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

Jonathan Walker, Lumberton, TX (US);

Jay Paul Deville, Spring, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/516 (2006.01); C09K 8/508 (2006.01); E21B 43/25 (2006.01);
U.S. Cl.
CPC ...
C09K 8/516 (2013.01); C09K 8/5086 (2013.01); E21B 43/25 (2013.01); C09K 2208/18 (2013.01);
Abstract

Particulate additives that may be useful in mitigating fluid loss and/or as bridging agents or diverting agents in subterranean treatment fluids such as drilling fluids. In some embodiments, the particulate additives include a polymeric material and calcium carbonate disposed on at least a portion of the outer surface of the polymer core wherein the particulates have a particle size (d50) of from about 2 μm to about 1600 μm in diameter. In some embodiments, the methods include providing a treatment fluid that includes the base fluid and the particulate additives and introducing the treatment fluid into at least a portion of a subterranean formation.


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