DISPOSITIVO PER LA TRAZIONE IN CONTINUO DI UN ELEMENTO ALLUNGATO

A device for continuously pulling an elongated member, such as a pipe or cable, comprising pairs of opposite driving elements provided with endless chains carrying gripping pads. Each element is removably housed in a recess provided in a frame having an axial passageway for the elongated member.

Bibliographische Detailangaben

Hauptverfasser:	THIERY J, WILLM Y, CHATARD M, GROLET P
Format:	Patent
Sprache:	ita
Schlagworte:	CONVEYING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HANDLING THIN OR FILAMENTARY MATERIAL HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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