REVERSIBLE TORQUE BACK-UP TONG

A back-up tong for assembling or disassembling threaded joints of tubing for use in oil and gas wells is provided. The back-up tong has both a first and second gripping mechanism. The first gripping mechanism has a plurality of jaws for engaging the tubing to prevent rotation of the tubing in a cloc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	KENNEDY CHARLES ROBERT
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HAND TOOLS MANIPULATORS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING TRANSPORTING
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Beschreibung
Zusammenfassung:	A back-up tong for assembling or disassembling threaded joints of tubing for use in oil and gas wells is provided. The back-up tong has both a first and second gripping mechanism. The first gripping mechanism has a plurality of jaws for engaging the tubing to prevent rotation of the tubing in a clockwise direction and the second gripping mechanism has a plurality of jaws for engaging the tubing to prevent rotation of the tubing in a counter-clockwise direction.