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RU2057016C1
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Electric burner
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SU1518457A1
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Dragline working equipment
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Dragline working equipment
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Apparatus for expanding holes
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Arrangement for loading vehicle
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Bit for rotary-percussive drilling
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Method of checking hollow long-size structures for integrity
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Equipment for cleaning drilling string from drill cuttings
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Dragline bucket
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Arrangement for loading vehicles
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Working equipment of dragline
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Liquid metering device
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Apparatus for averaging loose materials
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Arrangement for lifting damp truck from quarries
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SU1029903A1
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Apparatus for destroying tree plant residues
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SU1011485A1
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Arrangement for raising dump trucks from open mines
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SU981610A1
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Water gun
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SU958692A1
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Positive displacement pump
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SU1051171A1
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Gas-dynamic apparatus for working soil
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SU875052A1
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Water gun
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