DOWNHOLE MOTOR BIT SHAFT

FIELD: well drilling with use of downhole motor. SUBSTANCE: downhole motor bit body accommodates stator members of rubber-metal radial supports fixed with the help of pin and connecting sub, stator races of axial rolling bearing, stator stages of rubber-metal seals of axial bearing casing, connector...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHAJKOVSKIJ G.P, IOANESJAN JU.R, MESSER A.G
Format:	Patent
Sprache:	eng ; rus
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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