Blasting positioning device

Details Blasting positioning device Blasting positioning device

1997-04-21

1999-09-28

Bagnell, David J.

Mining or in situ disintegration of hard material

Processes

Explosive

102313, 102321, F42D 122

Patent

active

059575409

ABSTRACT:
A device for unblocking mine raises which has multiple flexible arms attached to a top hollow tube which carries the explosive material. Flexible extension poles are attached to a top hollow tube section and hollow tube sections. The flexible arms allow for easy, precise and safe positioning of the explosive material.

REFERENCES:
patent: 1600940 (1926-09-01), Hennen
patent: 3342130 (1967-09-01), Miller et al.
patent: 4522129 (1985-06-01), Jerberyd
patent: 5233926 (1993-08-01), Carmichael et al.
XP-002059300, Soviet Inventions Illustrated, Section PQ, Week 7908, Feb. 27, 1980, Derwent Publications Ltd., London, GB.
XP-002059301, Soviet Inventions Illustrated, Section PQ, Week 8003, Apr. 4, 1979, Derwent Publications Ltd., London, GB.
XP-002059302, Soviet Patent Abstracts, Section PQ, Week 8731, Aug. 12, 1987, Derwent Publications Ltd., London, GB.

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