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:
Sep. 17, 2019

Filed:

Jun. 26, 2017
Applicant:

Baker Hughes, a GE Company, Llc, Houston, TX (US);

Inventor:

Michael T. Savage, Magnolia, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/54 (2006.01); B23K 1/00 (2006.01); E21B 10/43 (2006.01); B23K 101/00 (2006.01);
U.S. Cl.
CPC ...
E21B 10/54 (2013.01); B23K 1/0008 (2013.01); E21B 10/43 (2013.01); B23K 2101/002 (2018.08);
Abstract

Earth-boring tools may include a body having blades protruding therefrom and at least one hardfacing pad secured to at least one blade. The at least one hardfacing pad may be located at least partially within a recess extending at least into the at least one blade body around a circumference of a gage region of the body and may include a plate, an abrasion-resistant material secured to the plate on a side of the plate opposite the body, and at least one spacer extending from the plate toward the body, such that the plate is spaced from the body by at least a thickness of the at least one spacer. A braze material may secure the at least one hardfacing pad to the at least one blade, the braze material extending around the at least one spacer and located between the plate and the body.


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