RU1788057C
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Method of recovering vanadium and molybdenum from solutions by adsorption
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SU1767173A1
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Device for producing and feeling ampoule for tamping hole with hydropaste
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RU1789643C
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Drill bit
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SU1702082A1
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Method for advance strengthening of roof rock of mine workings
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RU1798494C
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Blasthole stemming device
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SU1745748A1
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Wash emulsion liquid
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SU1705538A1
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Disk drilling bit
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SU1714149A1
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Yielding support
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SU1681010A1
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Self-stressing antiseismic anchor
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SU1684462A1
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Roller-cutter calibrator
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SU1640413A1
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Apparatus for crushing monolithic objects
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RU1798477C
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Outfit for drilling with continuous core recovery
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SU1615376A1
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Thrust roof bolt for mine working
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SU1640335A1
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Boring core rolling cutter bit
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SU1633080A1
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Roller-bit reamer
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SU1608351A1
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Method of constructing roof bolt support
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SU1606704A1
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Mortar injector
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SU1661432A1
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Machine for installation of safety support
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SU1559188A1
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Method and apparatus for setting a ferroconcrete roof bolt
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SU1544983A1
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Safety support
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