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:
Jul. 16, 2019
Filed:
Dec. 23, 2014
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Hernando Q. Jerez, The Woodlands, TX (US);
Richard T. Hay, Spring, TX (US);
John G. Evans, The Woodlands, TX (US);
Rohit Sankeshwari, Houston, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/03 (2006.01); E21B 10/32 (2006.01); E21B 7/28 (2006.01); E21B 33/00 (2006.01); E21B 33/14 (2006.01); E21B 7/20 (2006.01); E21B 23/02 (2006.01); E21B 33/13 (2006.01); E21B 33/16 (2006.01); E21B 7/04 (2006.01); E21B 17/00 (2006.01); E21B 34/06 (2006.01);
U.S. Cl.
CPC ...
E21B 23/03 (2013.01); E21B 7/04 (2013.01); E21B 7/203 (2013.01); E21B 7/28 (2013.01); E21B 10/32 (2013.01); E21B 17/006 (2013.01); E21B 23/02 (2013.01); E21B 33/13 (2013.01); E21B 33/14 (2013.01); E21B 33/16 (2013.01); E21B 34/06 (2013.01); E21B 7/20 (2013.01); E21B 33/00 (2013.01);
Abstract
Latchable casing while drilling systems and methods are disclosed. Some system embodiments include a casing string including an upper latch apparatus and a lower latch apparatus. The system also includes a bottom hole assembly (BHA) latched into the lower latch apparatus for steerable drilling, the BHA configured to latch into the upper latch apparatus for enlarging a rat hole.