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:
Aug. 20, 2013
Filed:
Apr. 27, 2011
Applicants:
Luis Phillipe Tosi, Houston, TX (US);
David R. Underdown, Conroe, TX (US);
Carol Ann Cornette, Houston, TX (US);
Inventors:
Luis Phillipe Tosi, Houston, TX (US);
H. Mitchell Cornette, Houston, TX (US);
David R. Underdown, Conroe, TX (US);
Assignee:
Chevron U.S.A. Inc., San Ramon, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/00 (2006.01); H02N 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to processes (methods) for harnessing flow-induced electrostatic energy in an oil and/or gas well and using this energy to power electrical devices (e.g., flowmeters, electrically-actuated valves, etc.) downhole. The present invention is also directed to corresponding systems through which such methods are implemented.