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:
Jan. 05, 2016

Filed:

Mar. 08, 2011
Applicants:

Richard B. Logan, Houston, TX (US);

Stephen R. Ingram, Houston, TX (US);

Martin D. Paulk, Houston, TX (US);

Hamayun Z. Raja, Houston, TX (US);

Inventors:

Richard B. Logan, Houston, TX (US);

Stephen R. Ingram, Houston, TX (US);

Martin D. Paulk, Houston, TX (US);

Hamayun Z. Raja, Houston, TX (US);

Assignee:

Landmark Graphics Corporation, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/04 (2006.01); E21B 7/10 (2006.01); E21B 47/022 (2012.01);
U.S. Cl.
CPC ...
E21B 7/046 (2013.01); E21B 7/04 (2013.01); E21B 7/10 (2013.01); E21B 47/02208 (2013.01);
Abstract

Drilling laterals in shale formations. At least some of the illustrative embodiments are methods including: drilling a deviated borehole through a shale formation with a drill string comprising a drill bit; logging the shale formation with a logging tool disposed within the drill string; estimating, in real time with the drilling, fracture potential of a portion of the shale formation near the drill bit, the estimation of fracture potential based on information acquired by the logging tool; and controlling drilling direction based on the fracture potential.


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