Drilling apparatus

Details Drilling apparatus Drilling apparatus

E - Fixed Constructions

21

B

E21B 7/02 (2006.01) E21B 15/00 (2006.01) E21B 19/086 (2006.01)

Patent

CA 2338823

A drilling apparatus includes a platform for positioning at a drilling site, a mast pivotally mounted on the platform, a rod clamp on one end of the mast for clamping a drill rod, a drill head slidably mounted on the mast for driving the drill rod during a drilling operation, a main ram connected to said mast and said drill head for moving the drill head longitudinally of the mast, a casing clamp on the rod clamp for clamping the mast to a top end of a casing carrying the rod, whereby the mast is anchored to the ground during drilling, and a drill head slidable on the mast for driving the drill rod during drilling.

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