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US Patent 8047260 Infiltration methods for forming drill bits

Patent 8047260 was granted and assigned to Baker Hughes on November, 2011 by the United States Patent and Trademark Office.

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Patent
Patent
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Patent attributes

Current Assignee
Baker Hughes
Baker Hughes
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
80472600
Patent Inventor Names
Marc W. Bird0
Curtis A. Proske0
Lester Dupre0
Timothy P. Uno0
Date of Patent
November 1, 2011
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Patent Application Number
123474240
Date Filed
December 31, 2008
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Patent Citations Received
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US Patent 11958168 Wear resistant tool bit
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US Patent 11926972 Shear cutter pick milling system
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Patent Primary Examiner
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Kuang Lin
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Patent abstract

An infiltration method of forming an article including providing a working mold including a solid binder member extending through an interior of the working mold, wherein the solid binder member is made of a binder material, and providing a layer of powder matrix material within a molding void of the working mold. The method further includes heating the working mold to form a molten binder pathway from the solid binder member to infiltrate the layer of powder matrix material.

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