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:
Oct. 25, 1994
Filed:
Jul. 17, 1992
Applicant:
Inventors:
Karl S Kinley, Houston, TX (US);
Charles W Agee, Houston, TX (US);
Assignee:
The Kinley Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
1662413 ; 166242 ; 1753253 ;
Abstract
Method and apparatus for running a mechanical roller arm centralizer through restricted well pipe including roller arms with staggered longitudinal height and limitations upon extension and compression of the arms.