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:
Jul. 25, 2023

Filed:

Feb. 05, 2021
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Graham Hitchcock, Aberdeenshire, GB;

Michael Anthony Affleck, Aberdeen, GB;

Christopher Thomas Wrighton, Aberdeenshire, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 11/04 (2006.01); E21B 47/09 (2012.01); G01N 33/24 (2006.01); E21B 21/00 (2006.01); G01N 33/28 (2006.01);
U.S. Cl.
CPC ...
G01N 11/04 (2013.01); E21B 21/003 (2013.01); E21B 47/09 (2013.01); G01N 33/24 (2013.01); G01N 33/241 (2013.01); G01N 33/2823 (2013.01);
Abstract

A testing apparatus for testing a fluid and a loss control material (LCM) is provided. The testing apparatus includes a testing chamber having an upstream end, a downstream end, a device central axis, and a general flow direction. The testing chamber includes a chamber body having an upstream cap, a downstream cap, a first chamber wall, and a second chamber wall. The first chamber wall has a first diameter and in part defines a first chamber interior, the second chamber wall has a second diameter, the first diameter is less than the second diameter, and both the first chamber wall and the second chamber wall are positioned relative to one another such that an annulus is defined in part in between. The traversal of the fluid and the LCM along the fluid flow path is restricted by a flow restriction.


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