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:
Apr. 21, 2020

Filed:

Feb. 10, 2017
Applicant:

Xr Lateral Llc, Houston, TX (US);

Inventors:

Edward Spatz, Houston, TX (US);

Michael Reese, Houston, TX (US);

James Dudley, Houston, TX (US);

Assignee:

XR LATERAL LLC, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 7/06 (2006.01); E21B 7/28 (2006.01); E21B 10/26 (2006.01); E21B 10/32 (2006.01); E21B 10/62 (2006.01); E21B 10/42 (2006.01); E21B 17/10 (2006.01); E21B 10/567 (2006.01);
U.S. Cl.
CPC ...
E21B 7/06 (2013.01); E21B 7/064 (2013.01); E21B 7/067 (2013.01); E21B 7/068 (2013.01); E21B 7/28 (2013.01); E21B 10/26 (2013.01); E21B 10/32 (2013.01); E21B 10/42 (2013.01); E21B 10/567 (2013.01); E21B 10/62 (2013.01); E21B 17/1092 (2013.01);
Abstract

A drilling machine for a wellbore is provided. The drilling machine may include a dynamic lateral pad that is movable between an extended and retracted position. In the extended position, the pad moves the drill bit in a direction for drilling. The drilling machine may include a dynamic lateral cutter that is movable between an extended and retracted position. In at least the extended position, the cutter engages the wellbore and removes formation. The drilling machine may include a monolithic or integral drill bit/drive shaft to reduce the distance between a positive displacement motor and a distal end of the monolithic or integral drill bit/drive shaft. The drilling machine may include separate cutting structures that have different rotational speeds and can further utilize the integral drill bit/drift shaft and/or a bent housing that generates an off-axis rotation which helps optimize the formation removal in the center area of the wellbore.


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