LOAD RING FOR LIFTING BY ELEVATOR, OF CASING HAVING NO UPSET

A load lifting apparatus comprises a first housing, a second housing and a mechanical obstruction structure(s). The first housing is sized to slide over an upset tubular having a given diameter, wherein the first housing comprises the mechanical obstruction structure(s) that is designed to move radi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LATIOLAIS, Burney, J., Jr, BRAXTON, Moody, I., V, HAWKINS, Samuel, P., III, SAICHUK, John, K., M, LUTGRING, Keith, T
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CRANES EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS TRANSPORTING
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