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:
Oct. 23, 2018
Filed:
Mar. 31, 2016
Applicant:
Hilflo, Llc, Conroe, TX (US);
Inventors:
Clifford Lee Hilpert, Conroe, TX (US);
Jeffrey Hilpert, Conroe, TX (US);
Assignee:
HilFlo, LLC, Conroe, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01); E21B 44/00 (2006.01); G01M 3/28 (2006.01);
U.S. Cl.
CPC ...
G01M 3/2876 (2013.01); E21B 33/06 (2013.01); E21B 33/061 (2013.01); E21B 44/00 (2013.01); G01M 3/2815 (2013.01);
Abstract
A method and apparatus for testing a blowout preventer, which includes a plurality of safety devices and an assembly of fluid control valves that are remotely actuatable to an open and closed position for controlling flow of drillings fluids into a well, includes a hydraulic power unit control valves to a test orientation. A hydrostatic test system supplies fluid under first and second test pressure and documents any pressure loss due to fluid leaks within a closed system.