| 发明名称 |
PROGRESSIVE CAVITY HYDRAULIC MACHINE |
| 摘要 |
<p>This invention relates to machine-building, more specifically, to the design and manufacturing of positive displacement motors various embodiments of which are used for hydrocarbon production.</p> |
| 申请公布号 |
WO2009139658(A1) |
申请公布日期 |
2009.11.19 |
| 申请号 |
WO2008RU00302 |
申请日期 |
2008.05.16 |
| 申请人 |
TRUSHIN, ALEXANDER SERGEEVICH;ORBAN, JACQUES;SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT N.V. |
发明人 |
TRUSHIN, ALEXANDER SERGEEVICH;ORBAN, JACQUES |
| 分类号 |
F01C1/107;E21B4/02;F04C2/107 |
主分类号 |
F01C1/107 |
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