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:
Nov. 04, 1986
Filed:
Mar. 05, 1986
Applicant:
Inventors:
James R Barth, Houston, TX (US);
Thomas G Choate, Houston, TX (US);
Assignee:
Exxon Production Research Company, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285 14 ; 285 98 ; 285276 ;
Abstract
The present invention relates to a flowline swivel. The swivel is configured so that the product seals are easily replaceable, the included bearing are not exposes to contamination either during use or during replacement of the product seals, and the seal surfaces may be cleaned without disturbing the bearings. The swivel incorporates removable product and environmental seal surfaces.