ALUMINUM RISER ASSEMBLY

An aluminum riser assembly has a plurality of riser joints connectable together to form a riser string. When upper and lower joints are assembled, clamps support auxiliary pipes for carrying hydraulic lines. A drive rotates a sleeve rotatably supported on the upper joint, and the sleeve rotates a un...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GELFGAT, MIKHAIL A, VYGODSKIY, BORIS, S, ALIKIN, RODOLF, S, INDRUPSKIY, DAVID, J, PODRAZHANSKIY, ALEXANDER, M
Format:	Patent
Sprache:	eng ; fre ; ger
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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