Reamers and methods for directional drilling

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8281876
APP PUB NO 20100263936A1
SERIAL NO

12788654

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A reamer includes a mandrel defining a mandrel axis and arms extending radially from the mandrel. Each arm has a proximal end and a distal end. The reamer includes a cutting head disposed on the distal end of each arm and cutting teeth disposed on each cutting head. The cutting heads are arcuately spaced about the central mandrel to allow the movement of debris axially along the central mandrel and at least one of the arms defines a square cross-sectional shape.

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Patent Owner(s)

Patent OwnerAddress
SOUTHEAST DIRECTIONAL DRILLING LLC3117 NORTH CESSNA AVENUE CASA GRANDE AS 85122

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heieie, John M Maricopa, US 6 14
Ugrich, Steven L Bovey, US 3 3

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