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. 06, 2018

Filed:

May. 14, 2015
Applicant:

Board of Regents, the University of Texas System, Austin, TX (US);

Inventors:

Eric van Oort, Bee Cave, TX (US);

Ali Karimi Vajargah, Austin, TX (US);

Besmir B. Hoxha, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/10 (2012.01); E21B 47/06 (2012.01); E21B 49/08 (2006.01);
U.S. Cl.
CPC ...
E21B 47/10 (2013.01); E21B 47/06 (2013.01); E21B 2049/085 (2013.01);
Abstract

The present disclosure relates to systems and methods for determining a rheological parameter of a fluid within a wellbore. The methods comprise receiving a plurality of differential pressure measurements of a fluid within a flow region of the wellbore; storing the plurality of differential pressure measurements; generating a curve based on the plurality of differential pressure measurements; and determining the rheological parameter of the fluid using the curve. The systems comprise a conduit arranged in a wellbore; a plurality of pressure sensors along the conduit configured to measure pressure of the fluid within the wellbore; and a processing device. The processing device is configured to: receive a plurality of differential pressure measurements of the fluid from the pressure sensors; store the plurality of differential pressure measurements; generate a curve based on the plurality of differential pressure measurements; and determine the rheological parameter of the fluid using the curve.


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