Apparatus for establishing hydraulic flow regime in drill bits

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United States of America Patent

PATENT NO 4869330
SERIAL NO

07145904

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A drill bit is provided which includes cutting elements cooperatively arranged with apertures in the bit to define flow paths for hydraulic flow proximate each cutting element. Cutting elements are preferably arranged in cutting pads which generally surround the apertures, such that hydraulic flow is forced to flow across the entire surface of the cutting pad. The dimensions of the cutting pad may be varied so as to control the hydraulic flow.

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Patent Owner(s)

Patent OwnerAddress
EASTMAN CHRISTENSEN COMPANY A JOINT VENTURE OF DE365 BUGATTI STREET SALT LAKE CITY UT 84115

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tibbitts, Gordon A Salt Lake City, UT 74 5624

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