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. 07, 1991
Filed:
Dec. 17, 1987
Applicant:
Inventor:
James G Nance, Spring, TX (US);
Assignee:
Cameron Iron Works, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251-13 ; 277126 ;
Abstract
A blowout preventer with a body having a central bore and aligned, opposed guideways extending outward from said central bore, a ram in each of said guideways, means for moving the rams in the guideways, each ram having a ram body with a pair of vertical face recesses and a face slot for receiving an improved packer including a packer body of resilient material with two vertical recesses aligned with the ram body recesses, said packer body also having tubing supporting means and a tubing sealing means.