Drilling tool and method for earth drilling

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United States of America Patent

PATENT NO 9580964
APP PUB NO 20140238749A1
SERIAL NO

14189678

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Abstract

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The invention relates to a drilling tool for earth drilling with a drill rod element which can be connected to a rotary drive and can be driven in a rotating manner about a drilling axis, a frame-like housing and at least one removal tooth which is supported in a radially adjustable manner in the housing between a retracted position in the housing and an operating position, in which the at least one removal tooth projects radially from the housing.

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Patent Owner(s)

Patent OwnerAddress
BAUER SPEZIALTIEFBAU GMBHBAUER-STR 1 SCHROBENHAUSEN 86529

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Major, Sandor Vienna, AT 1 1
Schweiger, Manfred Hilgertshausen, DE 6 5
Stimpfle-Ziegler, Andreas Kuehbach, DE 7 13

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