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. 22, 2003
Filed:
Jan. 09, 2002
Applicant:
Inventors:
Ralph A. Alvarez, Houston, TX (US);
Michael J. Miller, Katy, TX (US);
Assignee:
Kugerner Oilfield Products, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 2/912 ; F16L 3/500 ;
U.S. Cl.
CPC ...
E21B 2/912 ; F16L 3/500 ;
Abstract
A subsea wellhead with a tension latching system for a casing hanger or a tubing hanger, a tension latching system for hangers, and a method for adjusting the tension on a casing hanger or tubing hanger for subsea wells.