Drill units for drilling and charge laying operations and...

Details Drill units for drilling and charge laying operations and... Drill units for drilling and charge laying operations and...

E - Fixed Constructions

21

B

262/6

E21B 7/28 (2006.01) E21B 7/00 (2006.01) E21B 19/14 (2006.01) E21B 43/26 (2006.01) F42D 1/10 (2006.01)

Patent

CA 1077530

ABSTRACT OF THE DISCLOSURE The invention provides for a drill unit for drilling and charge laying operations and is suitable for operation on land or underwater. The drill unit comprises a rock drill mounted on a frame structure on a gantry and drill steels and casing members located in a drill magazine where they can be moved into register with the drilling machine for drilling a hole below the gantry, the casing member being put down the hole to line it and a charge magazine containing explosive cartridges also mounted on the gantry provided with means for bringing a cartridge into register with a casing member put down a hole to charge the casing member. The operation being remotely controlled.

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