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:
Aug. 05, 2025

Filed:

Nov. 17, 2021
Applicant:

Eavor Technologies Inc., Calgary, CA;

Inventors:

Michael Holmes, Calgary, CA;

Matthew Toews, Calgary, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24T 10/15 (2018.01); F03G 4/00 (2006.01); F24T 10/00 (2018.01); F24T 50/00 (2018.01);
U.S. Cl.
CPC ...
F24T 10/15 (2018.05); F03G 4/029 (2021.08); F03G 4/033 (2021.08); F03G 4/035 (2021.08); F03G 4/072 (2021.08); F24T 50/00 (2018.05); F24T 2010/56 (2018.05);
Abstract

A method includes circulating a heat transfer working fluid in a closed loop between a geothermal well residing in a subterranean zone and at least one of a heat exchanger or a turbine. The well is substantially sealed to limit fluid loss of the working fluid into the subterranean zone. While circulating the working fluid, at least one of a viscosity of the working fluid or a pressure differential between the working fluid and the subterranean zone is controlled in relation to a flow of fluid between the subterranean zone and the well.


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