SEALING DEVICE OF PACKER

FIELD: equipment for maintenance of oil and gas wells. SUBSTANCE: device is intended for use in isolation of well bore-hole when carrying out technological operations in well. Device has sealing taper-shaped bushes, limiting thrust members at ends of device. Washers are located between bushes. Washe...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RADKOVSKIJ VLADIMIR ROMANOVICH, BONDAREV VIKTOR ARTEMOVICH, LENKEVICH JURIJ EVGEN'EVICH, CHEKANOV MIKHAIL GRIGOR'EVICH, TIMROV ALEKSAND FILIPPOVICH
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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