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:
Jan. 29, 1985
Filed:
Aug. 23, 1982
Applicant:
Inventors:
James P McEver, Houston, TX (US);
James Lewandowski, Houston, TX (US);
Assignee:
Cameron Iron Works, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ; E21B / ;
U.S. Cl.
CPC ...
277-95 ; 277 30 ; 277108 ; 2771162 ; 277121 ; 2772 / ; 277236 ; 285141 ; 166123 ; 166140 ; 166182 ;
Abstract
A well annulus sealing assembly having a body with a seal ring assembly including a resilient ring with thin metal end caps, and radial energizing means including a body with a first outer surface and an enlarged outer surface with means for moving the seal ring assembly from the first outer surface to the enlarged outer surface.