Mining method

Details Mining method Mining method

E - Fixed Constructions

21

C

262/6

E21C 41/16 (2006.01)

Patent

CA 1178979

A B S T R A C T A deep level mining method wherein conventional mining takes place to recover ore and pillars are left for support purposes. The ore in the pillars is recovered before or after their formation by drilling overlapping holes into the reef in the pillars. The holes are plugged thereafter to restore the supporting function of the pillars.

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