| 发明名称 |
HYDRAULIC MECHANICAL PUMPING UNIT WITH ROCKING EFFECT |
| 摘要 |
The present invention relates to a hydraulic mechanical pumping unit with rocking effect, which comprises a compact-design power unit, a pedestal, a hydraulic actuator and a rocking system composed of movable pulleys, a fixed pulley and counterweights. |
| 申请公布号 |
WO2013136244(A2) |
申请公布日期 |
2013.09.19 |
| 申请号 |
WO2013IB51873 |
申请日期 |
2013.03.09 |
| 申请人 |
SERINPET LTDA. REPRESENTACIONES Y SERVICIOS DE PETROLEOS;LADRON DE GUEVARA, ALEJANDRO |
发明人 |
LADRON DE GUEVARA, ALEJANDRO |
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