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:
Apr. 18, 1995
Filed:
Mar. 16, 1994
Applicant:
Inventors:
Michael R Chambers, Bedford, TX (US);
Richard A Sukup, Burleson, TX (US);
Assignee:
Mobil Oil Corporation, Fairfax, VA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138109 ; 138D / ; 138143 ; 285 53 ; 285292 ;
Abstract
A corrosion-resistant connection for use with tubular members having externally threaded ends. The connection includes a stress-bearing sleeve member having an interior surface and an exterior surface; and a fiber-filled polymeric composite shell having at least one internally threaded portion therein, the composite shell molded to the sleeve so as to be coaxially aligned and in close conforming contact with at least a substantial portion of the interior surface of the sleeve member. The composite shell has a thickness of greater than about 0.04 inches.