Device for charging drillholes

Details Device for charging drillholes Device for charging drillholes

E - Fixed Constructions

21

B

86/5.1

E21B 33/00 (2006.01) F42D 1/10 (2006.01)

Patent

CA 1162088

ABSTRACT OF THE DISCLOSURE A device for charging drillholes, especially holes with a diameter exceeding 40 mm, with explosive. The device comprises a climbing unit which uses the drillhole as a conveying route and carries the explosive to the desired place in the hole. The climbing unit or climber is provided with powered locomotive means designed to propel the climber in the desired direction in the drillhole. In the process, the pressure means associated with the climber press against the walls of the drillhole to stabilize the climber in the hole and prevent it from falling.

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