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. 12, 1977
Filed:
Jan. 08, 1976
Applicant:
Inventors:
Imre I Gazda, Saginaw, TX (US);
Joseph L Pearce, Dallas, TX (US);
Assignee:
Otis Engineering Corporation, Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
294 8618 ; 166125 ;
Abstract
A well running tool used for lowering and setting well bomb hangers and various tool string hangers in a well and then disengagement for removal from the well, leaving the hanger set in place in the well. It is a soft set running tool designed to disengage from a bomb hanger, or other well tool hanger, with an upward pulling force substantially greater than the weight of the bomb hanger or other tool hanger, being positioned in the well after the hanger is key lock set in place down the well.