Method opencast or underground mining and tunnelling without...

Details Method opencast or underground mining and tunnelling without... Method opencast or underground mining and tunnelling without...

E - Fixed Constructions

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E02F 3/10 (2006.01)

Patent

CA 2013775

- 1 - METHOD OPENCAST OR UNDERGROUND MINING AND TUNNELING WITHOUT LOADING MACHINES Inventor: Gottfried HOCHEGGER HessenbergstraBe 56 A-8792 St.Peter-Freienstein ?sterreich Filed: PCT/AT 88/00102, 24.11.1988 Abstract At the invention an opencast or underground mining of rock, ore, coal and tunneling without loading machines it is necces= sary series blasting with 40° angle of inclination. The series blasting is done in portions the capacity load of the conveyor system. The conveyor system is to bring as for as to the 40° slope next to the last blasting. The invention of telescopic- attenuation in heavy equipment make the conveyor system safe. The broken ground go not over the edges of the conveyor system and with no danger to operator or machine.

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