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, 2019

Filed:

Aug. 28, 2018
Applicant:

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

Inventors:

Bo Gao, Spring, TX (US);

Nicholas Budler, Claremore, OK (US);

Linda Xin, Spring, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/02 (2006.01); E21B 27/00 (2006.01); E21B 34/06 (2006.01); E21B 33/14 (2006.01);
U.S. Cl.
CPC ...
E21B 43/02 (2013.01); E21B 27/005 (2013.01); E21B 34/06 (2013.01); E21B 33/14 (2013.01);
Abstract

An apparatus may include a slotted filter that is generally circular in shape and positionable within a casing string. The slotted filter may include multiple filter chambers. Each of the multiple filter chambers may include a rear wall; side walls that intersect the rear wall; slots in the rear wall and the side walls; a bottom surface; and an open end positionable proximate to a centrifuge in the casing string for receiving a fluid containing debris particles collected by the centrifuge.


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