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CS581387A1
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Combined support unit for low seams
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CS885186A1
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Method of conveyer's displacement in plough working face with individual support and device for realization of this method
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CS470386A1
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Electric connection for non-destructive overload release clutch
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CS203286A1
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Overload coupling
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CS167885A1
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Flat tool for mining machines
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CS115185A1
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Mining mechanical support unit for inclined till high-dipping seams
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CS40385A1
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Entry lining unit
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CS237500B1
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Cutter for mining machines
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CS238223B1
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Mechanical shaft lining unit
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CS234000B1
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Equipment for roof part position control with mining mechanical support unit
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CS234595B1
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Mining mechanized support unit
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CS234552B1
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Transition unit of entry's mechanical support
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CS234920B1
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Entry's mechanical support unit
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CS508383A1
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Method of temporary resistance framing enhancement of entry in space adjoining to working face
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CS230638B1
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Equipment for position control of roof part of mechanised mine support unit
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CS229457B1
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Roof bar for mine mechanical support
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CS573082A1
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Forming method of anticorrosive weld deposite with chrome content on steel surfaces
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CS223543B1
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Unit of the mine mechanized reinforcement
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CS219150B1
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Piller part of the floor beam of mechanized support
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CS218431B1
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Mine extracting combine
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