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Method for weakening contact between ore body and self-cementing fill mass
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Device for cutting wire rope to length
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Continuous-operation concrete sprayer
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Device for shaking electrode of electric filter
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Method of removing chlorine and fluorine from oxidized zinc-lead containing stock
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Feeder for loose material
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Dust suppressing ejector for ventilation of mine working
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Bag filter
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Electrolyzer for metals isolation from aqueous solutions
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Gas flow regulator
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Bag filter
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Method of working steeply-dipping deposits
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Method for formation of vertical working
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Charge for fuming process
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Hydropneumatic accumulator of compressed air
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Flow rate regulator
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Vibrating discharge hopper
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Mine fill stopping
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SU1726543A1
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Method of processing lead chloride dust
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SU1705383A1
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Method of rotary kiln fuming of zinc and iron containing waste slags
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