Drilling device and drilling method

Details Drilling device and drilling method Drilling device and drilling method

E - Fixed Constructions

21

B

E21B 15/00 (2006.01) E21B 19/086 (2006.01)

Patent

CA 2643310

The invention relates to a drilling device and a related drilling method, in which provision is made for a mast, a drilling carriage that is guided along the mast in a displaceable manner and a drive unit for moving the drilling carriage on the mast. In accordance with the invention the drive unit has both a hydraulic cylinder drive and a rope winch drive The drilling carriage can be coupled with the hydraulic cylinder drive and with the rope winch drive.

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