Method for working steeply dipping vein ores with vertically dow

Details Method for working steeply dipping vein ores with vertically dow Method for working steeply dipping vein ores with vertically dow

1991-04-29

1992-08-11

Bagnell, David J.

Mining or in situ disintegration of hard material

Processes

Stabilizing underground structure

299 19, F21C 4100

Patent

active

051373378

ABSTRACT:
The invention relates to a cut-and fill method of a mine, where the working is done by pillar working, which propagates vertically downwards. The working is done by placing the stope and the pillars interlaced with each other when propagating downwards. The pillars are made by the hardening fill-method and likewise, at the bottom of the excavated stope, in the lower corners, a bed of hardening fill is made.

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