Mining method and apparatus

Details Mining method and apparatus Mining method and apparatus

E - Fixed Constructions

21

C

262/6

E21C 41/00 (2006.01) E21C 41/16 (2006.01)

Patent

CA 1252484

ABSTRACT A mining method aimed at minimizing the use of ore handling equipment in underground situations, the method involving fragmenting the ore to be mined, allowing the fragmented ore to gravitate freely through a lower ore pass opening onto an inclined rill surface, and arranging an ore sizing opening at or adjacent the lower edge of the rill surface such that ore fragments below a certain size will pass by gravity therethrough to a crushing installation beneath the ore sizing opening.

471878

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