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:
May. 14, 2013

Filed:

Jul. 28, 2009
Applicant:

Gary Allen Ring, Collinsville, TX (US);

Inventor:

Gary Allen Ring, Collinsville, TX (US);

Assignee:

Geotek Energy, LLC, Frisco, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 36/00 (2006.01); E21B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for creating multiple and isolated well flow paths operating at different pressures in the wellbore is described. These multiple flow paths establish a full circulation loop with the surface and a remaining isolated flow channel produces reservoir fluids to the surface. Heat is transferred from the produced reservoir fluid into the circulated loop via a unique down-hole heat exchanger. The flow of reservoir fluid through the isolated annular well channel allows for more efficient and extensive extraction of heat from the reservoir fluid compared with merely heating the circulating loop via the well bore exterior surface.


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