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.
Patent No.:
Date of Patent:
Sep. 15, 2015
Filed:
Jun. 30, 2008
Applicants:
Travis W. Cavender, Angleton, TX (US);
Roger L. Schultz, Aubrey, TX (US);
Inventors:
Travis W. Cavender, Angleton, TX (US);
Roger L. Schultz, Aubrey, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 36/02 (2006.01); E21B 43/24 (2006.01); E21B 41/00 (2006.01); E21B 43/30 (2006.01);
U.S. Cl.
CPC ...
E21B 43/24 (2013.01); E21B 36/02 (2013.01); E21B 41/0042 (2013.01); E21B 43/305 (2013.01);
Abstract
A system for treating a subterranean zone () includes a downhole fluid heater () installed in a wellbore (). Treatment fluid, oxidant, and fuel conduits (, and) connect fuel, oxidant and treatment fluid sources (and) to the downhole fluid heater (). A downhole fuel control valve () is in communication with the fuel conduit () and is configured to change flow to the downhole fluid heater () in response to a change of pressure in a portion of the wellbore.