Methods and systems for earth drilling

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United States of America Patent

PATENT NO 11725469
SERIAL NO

17442637

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Importance

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Abstract

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A machine for a drilling plant includes a base, an arm, and a tool which is carried by the arm. The tool has a receiver for a protective cap. The machine is operable to engage the protective cap and to remove or to install the protective cap from or on an end of a drilling tubular.

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Patent Owner(s)

Patent OwnerAddress
MHWIRTH ASPOSTBOKS 413 LUNDSIDEN KRISTIANSAND 4604

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lien, Geir Hoevag, NO 5 4
Mydland, Petter Kristiansand, NO 5 4

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