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:
Nov. 25, 2014
Filed:
Nov. 18, 2010
Gregory T. Lockwood, Pearland, TX (US);
Madapusi K. Keshavan, The Woodlands, TX (US);
Anthony Griffo, The Woodlands, TX (US);
Gregory T. Lockwood, Pearland, TX (US);
Madapusi K. Keshavan, The Woodlands, TX (US);
Anthony Griffo, The Woodlands, TX (US);
Smith International, Inc., Houston, TX (US);
Abstract
A drill bit may include a bit body having a plurality of blades extending radially therefrom and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades. The bit body has a continuous infiltration binder and a plurality of carbide particles dispersed in the continuous infiltration binder, wherein at least a portion of the plurality of carbide particles and at least a portion of the continuous infiltration binder form a first carbide matrix region, and wherein the plurality of carbide particles forming the first carbide matrix region have an average grain sizes of less than about 44 microns.