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

A cylindrical ring sized to slide over the box end of an oilfield tubular having a given external diameter, has a shoulder at one its ends and a sidewall along its length. The sidewall has a circumferential groove about its interior surface housing a band which can be made tight against the exterior...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BRAXTON, MOODY I., V, LATIOLAIS, BURNEY J., JR, SAICHUK, JOHN K. M, HAWKINS, SAMUEL P., III, LUTGRING, KEITH T
Format:	Patent
Sprache:	eng ; fre
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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