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:
Apr. 14, 2020
Filed:
Nov. 30, 2017
Applicant:
Cameron International Corporation, Houston, TX (US);
Inventor:
Nicolas Arteaga, Jersey Village, TX (US);
Assignee:
CAMERON INTERNATIONAL CORPORATION, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01);
U.S. Cl.
CPC ...
E21B 33/062 (2013.01);
Abstract
Blowout preventers with pressure-balanced operating shafts are provided. In one embodiment, a blowout preventer includes a hollow body having a bore and a ram cavity. The blowout preventer also includes a pair of opposing rams disposed in the ram cavity and a shaft that extends through both rams of the pair of opposing rams. Additional systems, devices, and methods are also disclosed.