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:
Jun. 20, 2023

Filed:

Dec. 01, 2021
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Jilin Jay Zhang, Cypress, TX (US);

Hui-Hai Liu, Katy, TX (US);

Jewel Duncan, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/08 (2006.01); G01F 1/80 (2006.01); G01N 33/24 (2006.01);
U.S. Cl.
CPC ...
G01N 15/0826 (2013.01); G01N 15/08 (2013.01); G01N 15/082 (2013.01); G01N 15/0806 (2013.01); G01N 33/24 (2013.01); G01N 2203/0019 (2013.01);
Abstract

A method for determining a rock property includes positioning a core sample in a core sample assembly that is enclosed in a pressurized container with a flow inlet, a flow outlet, and a pressurized fluid inlet fluidly coupled to a pressurized fluid reservoir that includes a pressurized fluid pump; sequentially performing at least three test operations on the core sample; at each of the at least three test operations, measuring an inlet pressure at the flow inlet, measuring an outlet pressure at the flow outlet, and measuring a confining pressure within the pressurized container; and determining a permeability of the core sample based at least in part on at least one of the measured inlet pressures, at least one of the measured outlet pressures, and at least one of the measured confining pressures.


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