E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
262/81
E21C 25/56 (2006.01) E21C 27/36 (2006.01) E21C 29/00 (2006.01) E21C 31/00 (2006.01) E21C 35/12 (2006.01) E21C 35/24 (2006.01)
Patent
CA 1154467
ABSTRACT OF THE DISCLOSURE: A mine system comprises at least one mining machine adapted to haul itself, in a reciprocable manner, along a mineral face, and a control box housing means to control the various electrical elements of the machine(s), the box being located in a mine roadway at one end of the mineral face along which the machine(s) is reciprocable, and the box being electrically con- nected to a terminal box housed in a body of the machine(s).
362624
Mining Supplies Limited
Robic Robic & Associes/associates
LandOfFree
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