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downhole drilling motor (ВЗД, DDM); downhole screw motor (used by Russian authors only Alexander Demidov) | |||
downhole screw motor (Mosley Leigh); PDM motor (MichaelBurov); BHM (MichaelBurov); bottomhole motor (MichaelBurov); mud motor (рек. MichaelBurov); PDM (рек. MichaelBurov); positive displacement motor (рек. MichaelBurov); bottom hole motor (рек. MichaelBurov); bottom-hole motor (рек. MichaelBurov); DDM (MichaelBurov); PDM motor (редк. MichaelBurov) | |||
screw downhole motor | |||
PDM pulse-duration modulation motor | |||
Ruso tesauro | |||
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ГЗД (MichaelBurov) |
винтовой забойный двигатель: 7 a las frases, 4 temas |
Petróleo | 1 |
Petróleo y gas | 3 |
Producción | 2 |
Sajalín | 1 |