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:
Jul. 16, 1985
Filed:
Jan. 30, 1984
Applicant:
Inventor:
John E Ortloff, Houston, TX (US);
Assignee:
Exxon Production Research Co., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
405195 ; 405202 ; 166367 ;
Abstract
A production riser assembly includes a controlled bending guide and base assembly having a curved bend control surface which cooperates with a tension and bend shaft member associated with a riser pipe, whereby movement of the riser pipe is controlled by the movement of the tension and bend shaft member into an abutting relationship with a portion of the bend control surface of the guide and base assembly.