ARRANGEMENT FOR SEALING IN-TUBE SPACE WHEN LIFTING PIPES FROM WELL UNDER PRESSURE

Bibliographische Detailangaben

Hauptverfasser:	LENKEVICH YURIJ EVGENEVICH, RADKOVSKIJ VLADIMIR ROMANOVICH, FESENKO YURIJ YUREVICH, RYMCHUK DANILO VASILEVICH
Format:	Patent
Sprache:	eng
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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