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:
May. 03, 2022
Filed:
Sep. 16, 2020
Applicant:
Fhe Usa Llc, Fruita, CO (US);
Inventors:
Keith C. Johansen, Fruita, CO (US);
Nicolas G. Snoke, Grand Junction, CO (US);
Assignee:
FHE USA LLC, Fruita, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/03 (2006.01); E21B 33/035 (2006.01); E21B 33/038 (2006.01); E21B 34/02 (2006.01);
U.S. Cl.
CPC ...
E21B 33/03 (2013.01); E21B 33/038 (2013.01); E21B 33/0355 (2013.01); E21B 34/02 (2013.01);
Abstract
High pressure seals for pressure control fittings are disclosed, where such pressure control fittings are located at a wellhead, for example. Embodiments of cam lock seals, a spring-driven ball race seal and wedge seals are disclosed.