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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.:

US 10723041 B1

PDFFull Text
Date of Patent:
Jul. 28, 2020

Filed:

Oct. 27, 2017

Core drill bit

Applicants:

Saint-gobain Abrasives, Inc., Worcester, MA (US);

Saint-gobain Abrasifs, Conflans-Sainte-Honorine, FR;

Inventor:

Ji Wang, Shanghai, CN;

Assignee:

SAINT-GOBAIN ABRASIVES, INC./SAINT-GOBAIN ABRASIFS, Worcester, MA (US);

Attorneys:

Abel Schillinger, LLP

Joseph Sullivan

Primary Examiner:

Taras P Bemko

Assistant Examiner:

Ronald R Runyan

Int. Cl.
CPC ...
E21B 10/48 (2006.01); B28D 1/14 (2006.01); B23B 51/04 (2006.01); B28D 1/04 (2006.01); E21B 10/02 (2006.01);
U.S. Cl.
CPC ...
B28D 1/146 (2013.01); B23B 51/0406 (2013.01); B28D 1/041 (2013.01); B23B 2222/21 (2013.01); B23B 2222/44 (2013.01); B23B 2228/12 (2013.01); B23B 2251/122 (2013.01); E21B 10/02 (2013.01); E21B 10/48 (2013.01);
Abstract

A core drill bit can include a first region and a second region. The first region can include abrasive particles in a first bond matrix, and the second region can include abrasive particles in a second bond matrix. The first region is connected to the second region. A composition of the first bond matrix can be different from a composition of the second matrix. In a particular embodiment, the first bond matric can include a Co-containing material.

Find Patent Forward Citations

Wang, Ji. (2020). Core drill bit (U.S. Patent No. 10723041). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10723041

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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