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. 04, 2003
Filed:
Aug. 02, 2000
Applicant:
Inventors:
John E. Ravensbergen, Calgary, CA;
Mitchell D. Lambert, Calgary, CA;
Assignee:
BJ Services Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/06 ;
U.S. Cl.
CPC ...
E21B 7/06 ;
Abstract
Method and apparatus for running tubing into a lateral bore of a multilateral well, including a bottom hole assembly having at least one remotely activatable, radially deflectable toe, and preferably method and apparatus to laterally sweep the toe, signal when the toe fully kicks out and follow the toe into a lateral bore.