Guidance systems and apparatus for power swivel

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11136826
APP PUB NO 20200308911A1
SERIAL NO

15777872

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A system for drilling a subterranean borehole. In an embodiment, the system includes a mast, and a pipe rotator coupled to the mast. The pipe rotator includes a stem that is configured to be coupled to an end of a drillstring and a motor that is configured to rotate the stem. In addition, the system includes a guide beam coupled to the mast. The guide beam includes a longitudinal axis and is configured to guide vertical motion of the pipe rotator. The guide beam includes a plurality of elongate sections configured to be generally aligned along the longitudinal axis. In addition, the guide beam includes a plurality of coupling assemblies configured to interconnect the plurality of elongate sections and align the plurality elongate sections along the longitudinal axis.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL OILWELL VARCO L P7909 PARKWOOD CIRCLE DRIVE HOUSTON TX 77036

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blankenship, Calvin Ronald Katy, US 4 3
Cirone, James Pampa, US 1 0
Do, Henry Katy, US 6 3
Moreno,, III Delfino El Campo, US 1 0
Papp, Robert Ioan Houston, US 4 3
Puscas, Mihail Rosenberg, US 4 3
Walker, Christopher Brian Cypress, US 4 3

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