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:
Jun. 23, 2020
Filed:
May. 24, 2017
Applicant:
Baker Hughes, a GE Company, Llc, Houston, TX (US);
Inventors:
Justin Papke Shields, Houston, TX (US);
Robert E. Grimes, Houston, TX (US);
Rudolf Carl Pessier, Houston, TX (US);
Assignee:
Baker Hughes, a GE company, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 10/12 (2006.01); E21B 10/18 (2006.01); E21B 10/50 (2006.01);
U.S. Cl.
CPC ...
E21B 10/12 (2013.01); E21B 10/18 (2013.01); E21B 10/50 (2013.01);
Abstract
Earth-boring rotary drill bits include heel portions exhibiting reduced aggressiveness. Earth-boring rotary drill bits may comprise a bit body and a plurality of roller cones coupled to the bit body. Each roller cone comprises a plurality of rows of cutting elements, and a continuous disk heel located further from an axis of rotation of the roller cone than the at least one row of cutting elements, the continuous disk heel exhibiting a reduced amount of aggressiveness compared to the at least one row of cutting elements.