SINGULAR STEP OF TURBODRILL TURBINE Russian patent published in 2005 - IPC

Abstract RU 2244090 C1

FIELD: oil and gas extractive industry.

SUBSTANCE: device has metallic hubs of stator and rotor, wherein crowns of stator and rotor are concentrically pressed. Crowns of stator and rotor are made of durable ceramics and are additionally equipped with connections, allowing to exclude non-controlled turning of crowns in hubs and spontaneous axial displacement thereof.

EFFECT: higher reliability and efficiency.

2 dwg

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RU 2 244 090 C1

Authors

Sorokoumov V.K.

Dates

2005-01-10—Published

2003-06-10—Filed