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. 28, 2024
Filed:
Mar. 17, 2023
Applicant:
Pacseal Group, Inc., Brea, CA (US);
Inventors:
Assignee:
PacSeal Group, Inc., Brea, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01); F15B 1/02 (2006.01); F15B 13/02 (2006.01); F15B 13/04 (2006.01); F16K 11/07 (2006.01);
U.S. Cl.
CPC ...
F15B 13/0402 (2013.01); E21B 33/06 (2013.01); F15B 1/02 (2013.01); F15B 13/025 (2013.01); F16K 11/0716 (2013.01);
Abstract
A hydraulic control system for blowout preventers systems, frack valves and chokes, and related wellhead and control equipment used in oil and gas well drilling operations. The hydraulic control system can include one or more hydraulic control valves or pressure regulators including an internal, linear slider and pairs of seal rings. Lapped and polished surfaces of the seal rings and sliders can form a dynamic metal-to-metal seal within the hydraulic control valves or pressure regulators.