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:
Jul. 07, 2020

Filed:

Sep. 22, 2015
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Yi Pan, The Woodlands, TX (US);

Garrett T. Olsen, The Woodlands, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/55 (2006.01); E21B 10/54 (2006.01); C22C 32/00 (2006.01); B22F 7/06 (2006.01); C22C 26/00 (2006.01); B22F 5/00 (2006.01);
U.S. Cl.
CPC ...
E21B 10/55 (2013.01); B22F 7/062 (2013.01); C22C 32/00 (2013.01); E21B 10/54 (2013.01); B22F 2005/001 (2013.01); C22C 26/00 (2013.01); C22C 32/0005 (2013.01); C22C 32/0084 (2013.01);
Abstract

A reinforcing metal blank may be used to form metal matrix composite (MMC) drill bits. For example, an MMC drill bit may include a shank attached to a reinforcing metal blank that extends into a bit body comprising a metal matrix composite, wherein the reinforcing metal blank comprises reinforcing structures that are positioned along at least a portion of an inner surface and/or at least a portion of an outer surface of the reinforcing metal blank and extend into the metal matrix composite; and a plurality of cutting elements coupled to an exterior portion of the bit body.


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