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:
Feb. 20, 2001
Filed:
Mar. 10, 2000
Applicant:
Inventors:
John C. Gano, Carrollton, TX (US);
Tommie A. Freeman, Flower Mound, TX (US);
Jim R. Longbottom, Magnolia, TX (US);
John S. Bowling, Dallas, TX (US);
Assignee:
Halliburton Energy Services, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/08 ; E21B 4/314 ;
U.S. Cl.
CPC ...
E21B 7/08 ; E21B 4/314 ;
Abstract
Multiple wellbores are interconnected utilizing a deflection device having a guide layer of lower hardness than the body of the deflection device, and a cutting tool having a guide portion and being operative to cut through the deflection device guide layer and a tubular structure lining a wellbore.