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Riser section comprising a main pipe (2) and auxiliary lines (3) mounted parallel to the main pipe comprises connectors (8) on the ends of the main pipe and connectors (5, 6) on the ends of the auxiliary lines whereby longitudinal forces can be transmitted. An independent claim is also included for...

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Hauptverfasser:	Guesnon, Jean, Poirette, Yann, Papon, Gérard
Format:	Patent
Sprache:	nor
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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