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.

Date of Patent:
Aug. 19, 2008

Filed:

Apr. 07, 2006
Applicants:

Kennedy Kirkhope, Sherwood Park, CA;

Paul Rieder, Sherwood Park, CA;

Lisa Yung, Edmonton, CA;

Richard T. Hay, Spring, TX (US);

Gary M. Crase, Yucca Valley, CA;

Inventors:

Kennedy Kirkhope, Sherwood Park, CA;

Paul Rieder, Sherwood Park, CA;

Lisa Yung, Edmonton, CA;

Richard T. Hay, Spring, TX (US);

Gary M. Crase, Yucca Valley, CA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A steering tool for use in drilling a borehole, including a tubular housing, a tool actuating device movably supported within the housing, a plurality of hydraulically actuated steering devices circumferentially spaced about the housing, and a hydraulic control system interposed between the tool actuating device and the steering devices for converting an actuating movement of the tool actuating device to independent actuation of the steering devices.


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