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:
Mar. 02, 1999
Filed:
Feb. 26, 1998
Applicant:
Inventors:
Jiten Chatterji, Duncan, OK (US);
David D Onan, Duncan, OK (US);
Roger S Cromwell, Walters, OK (US);
Bobby J King, Duncan, OK (US);
Patty L Onan, Duncan, OK (US);
Assignee:
Halliburton Energy Services, Inc., Duncan, OK (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166293 ; 166295 ; 166300 ; 405264 ;
Abstract
The present invention provides improved methods of sealing a string of pipe in a well bore. The methods basically include the steps of preparing a hardenable epoxy sealing composition which hardens into a solid mass having flexibility and resiliency comprising an epoxide containing liquid and a hardening agent, placing the epoxy composition in the annulus between the string of pipe and the walls of the well bore and allowing the epoxy resin to harden.