2019-06-27 14:56 BrowseTimes
1. Prime Mover for pumping unit |
2. Pitman Arm for pumping unit |
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3. Horsehead of Pump Jack |
4. Belt & Wireline Of pump Jack |
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5. Crank of Pump Jack |
6. Framework of Pump Jack |
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7. Intelligent Control System for Pumping Unit |
8. Gear reducer for Pumping Unit |
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