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Durable member
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Unit for welding on flat parts
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Bucket of reversible neutralizing charging machine
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Work equipment of excavator
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Packing device
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Device for repair of conveyor belts having lengthwise damage
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Method for opencast mining of minerals
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Method for open-pit mining of minerals
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Method for determining resistance of rocks to digging by rotary digger
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Arrangement for repair of conveyer belts having longitudinal damages
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Arrangement for metered dispensing of elongated articles
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Method of determining resistance of rock to digging by excavator bucket
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Method of termination of rubber-wire conveyer belts
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Ladder-type trenching machine
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Device for calibrating porous pressure transducers
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Apparatus for loading loose material into moving vehicles
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Arrangement for loading loose materials
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Device for suspending roller support on belt conveyer flight
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Belt conveyer idler
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Device for dismantling teeth of working member of excavator
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