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Centrifugal pump impeller
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Centrifugal pump
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Method of levelling-out efforts in friction hoist ropes
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Suspended counterweight arrangement of hoist
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Device for securing vibrator at the end of axle
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Apparatus for ventilation of mines and pits
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Sensor of variable vessel moving in shaft
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Axial turbomachine deflecting apparatus
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Apparatus for safety braking in lifting unit with friction sheaves
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Method and apparatus for limiting mine hoist speed
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Drum of multirope hoisting unit
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Method of multilayer winding of ropes
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Segment gate
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Centrifugal charger regulation method
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Carriage for measuring rigid conductor curvature
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Coupling device of mine hoist
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Device for automatic measurement of deflection of rigid conductors
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Quarry fan
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Straightflow centrifugal fan
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Load-handling mechanism drum
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