Method of and an arrangement for longwall mining

Details Method of and an arrangement for longwall mining Method of and an arrangement for longwall mining

E - Fixed Constructions

21

C

262/26, 262/6

E21C 35/20 (2006.01) E21F 13/04 (2006.01)

Patent

CA 1111868

Abstract of the Disclosure Material removed from a longwall mining face is comminuted to obtain particles of predetermined size. A hydraulic fluid is circulated through the thusly obtained particles at a pick-up location so as to entrain and convey the particles from the pick-up location through a conduit to a separating location. At the separating location the hydraulic fluid is separated from the particles. The separated hydraulic fluid is recir- culated from the separating location back to the pick-up location and into entraining contact with additional particles at the pick-up location.

327093

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