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:
Nov. 07, 2017
Filed:
Nov. 16, 2012
Applicants:
O. Angus Sites, Spring, TX (US);
Lalit K. Bohra, Spring, TX (US);
Inventors:
O. Angus Sites, Spring, TX (US);
Lalit K. Bohra, Spring, TX (US);
Assignee:
ExxonMobil Upstream Research Company, Spring, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/16 (2006.01); E21B 43/00 (2006.01); F01K 23/10 (2006.01); F01K 23/16 (2006.01); F02C 1/08 (2006.01); F02C 3/22 (2006.01); F22B 1/18 (2006.01);
U.S. Cl.
CPC ...
E21B 43/164 (2013.01); E21B 43/006 (2013.01); E21B 43/16 (2013.01); F01K 23/10 (2013.01); F01K 23/16 (2013.01); F02C 1/08 (2013.01); F02C 3/22 (2013.01); F22B 1/1815 (2013.01); Y02E 20/16 (2013.01);
Abstract
Methods and systems for enhanced recovery of coal bed methane. A method includes generating a diluent gas mixture comprising Nand COin a semi-closed Brayton cycle power plant, injecting at least a portion of the diluent gas mixture into a coal bed, and recovering a mixed production gas comprising methane from the coal bed.