WORKING MEMBER OF DRAIN-LAYING MACHINE
SMIRNOV ALEKSANDR M,SU, BORSHCHOV TIMOFEJ S,SU, KOVALCHUK NIKOLAJ N,SU
Year of Publication 23.11.1983
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Year of Publication 23.11.1983
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DEVICE FOR DRAINAGE CONSTRUCTION IN LOW-PERMEABLE SOILS
MOLITVIN EGOR I,SU, BISHOF ERIKH A,SU, KOVALCHUK NIKOLAJ N,SU, ELIZAROV BORIS A,SU
Year of Publication 23.02.1991
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Year of Publication 23.02.1991
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DRAINAGE SYSTEM
POPOV YURIJ D,SU, KOLUPAEV VALERIJ A,SU, KOVALCHUK NIKOLAJ N,SU, VCHELKO VLADIMIR B,SU
Year of Publication 23.02.1991
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Year of Publication 23.02.1991
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DEVICE FOR CUTTING SLOTS AND INTRODUCING AGGREGATE THEREIN
MOLITVIN EGOR I,SU, IVANOV EVGENIJ I,SU, KOVALCHUK NIKOLAJ N,SU, SAPONENKO ALEKSEJ A,SU
Year of Publication 07.02.1991
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Year of Publication 07.02.1991
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DRAINAGE WELL
SMIRNOV ALEKSANDR M,SU, MOLITVIN EGOR I,SU, CHERNYAK MIKHAIL B,SU, KOVALCHUK NIKOLAJ N,SU
Year of Publication 07.08.1989
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Year of Publication 07.08.1989
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METHOD OF CLEARING LANDS COVERED WITH WOODY PLANTS
LENSKIJ DMITRIJ P,SU, GINTOVT IGOR A,SU, PREOBRAZHENSKIJ KONSTANTIN I,SU, KOVALCHUK NIKOLAJ N,SU
Year of Publication 30.07.1989
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Year of Publication 30.07.1989
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METHOD OF ENHANCING A TRENCH FILTER
BISHOF ERIKH A,SU, GINTS ANDREJ V,SU, KOVALCHUK NIKOLAJ N,SU, YANKO YURIJ G,SU
Year of Publication 15.02.1989
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Year of Publication 15.02.1989
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RECLAMATION SYSTEM
BISHOF ERIKH A,SU, GINTS NADEZHDA A,SU, GINTS ANDREJ V,SU, ZHEGALEV YURIJ P,SU, TILK ALEKSANDR A,SU, KOVALCHUK NIKOLAJ N,SU
Year of Publication 15.10.1991
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Year of Publication 15.10.1991
Patent
TRENCHLESS METHOD OF PLASTIC DRAINAGE CONSTRUCTION
ARTYUKHIN YURIJ N,SU, MOLITVIN EGOR I,SU, KOVALCHUK NIKOLAJ N,SU, KOMAROV ALEKSEJ A,SU
Year of Publication 15.11.1981
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Year of Publication 15.11.1981
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DRAINAGE DEVICE
MOLITVIN EGOR I,SU, IVANOV EVGENIJ I,SU, KOVALCHUK NIKOLAJ N,SU, ELIZAROV BORIS A,SU, KILDISHEV NIKOLAJ A,SU, NETREBA NIKOLAJ N,SU
Year of Publication 15.10.1989
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Year of Publication 15.10.1989
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