Top drive system

Top drive system

In one embodiment, a top drive system includes a quill; a motor operable to rotate the quill; a gripper operable to engage a joint of casing; a connector bi-directionally rotationally coupled to the quill and the gripper and longitudinally coupled to the gripper; and a compensator longitudinally cou...

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Hauptverfasser: Heidecke, Karsten, Rials, Joseph Ross, Fisher, Raleigh, Olstad, Delaney Michael
Format: Patent
Sprache:eng
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creator Heidecke, Karsten
Rials, Joseph Ross
Fisher, Raleigh
Olstad, Delaney Michael
description In one embodiment, a top drive system includes a quill; a motor operable to rotate the quill; a gripper operable to engage a joint of casing; a connector bi-directionally rotationally coupled to the quill and the gripper and longitudinally coupled to the gripper; and a compensator longitudinally coupled to the quill and the connector. The compensator is operable to allow relative longitudinal movement between the connector and the quill.
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title Top drive system
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