Drill bits having blind-hole flushing and systems for using same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9506298
APP PUB NO 20150136493A1
SERIAL NO

14085218

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Abstract

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A drill bit for forming a hole in a formation. The drill bit has a shank and a full face crown that cooperate to define an interior space that receives water or other drilling fluid. The full face crown defines a plurality of bores that extend from a cutting face of the full face crown to the interior space. The full face crown completely circumferentially encloses the interior space of the drill bit.

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Patent Owner(s)

  • LONGYEAR TM, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lambert, Christian M Draper, US 29 201
Pearce, Cody A Midvale, US 27 162
Rupp, Michael D Murray, US 44 630

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