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. 31, 1978
Filed:
Dec. 09, 1976
Applicant:
Inventor:
Donald H Oertle, Ponca City, OK (US);
Assignee:
Continental Oil Company, Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137317 ; 251144 ;
Abstract
A low profile port closure apparatus which consists of a port positioned on the vessel to be sealed, a threaded sealing means for effecting fluid-tight closing of said port, and pressure retaining manifold structure which enables sealing positioning and removal of the sealing means in said port, and which manifold means is removable from operative position.