Get core machine
The utility model discloses a get core machine, including frame, hoisting device and held coring device, hoisting device includes the hoisting frame, held coring device is including getting core sleeve and hydraulic power machine, be provided with on the hoisting frame and carry out the cooling wate...
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Hauptverfasser: | , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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