HYDRAULIC IMPACT MEMBER FOR GENERATING TRANSVERSE IMPACT PULSES
KARDYSH VADIM G,SU, EGOROV VIKTOR N,SU, KOGAN DAVID ,SU, ZHUKOV ALEKSANDR M,SU, SELIVERSTOV MIKHAIL ,SU, VARTYKYAN VARTAN G,SU
Year of Publication 23.03.1981
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Year of Publication 23.03.1981
Patent
MACHINE TOOL FOR SHARPENING HARD-ALLOY BORING BIT
GLANTS ANATOLIJ A,SU, VALUEV YURIJ V,SU, GRAF LEONID E,SU, SHADZHANOV SAID N,SU, KOGAN DAVID ,SU, GOMZYAKOV ALEKSANDR A,SU, OSMANOV MIKHAIL T,SU
Year of Publication 30.03.1980
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Year of Publication 30.03.1980
Patent
HYDRAULIC PERCUSSION DEVICE
KISELEV ANDREJ T,SU, MELAMED YURIJ A,SU, KUSHELEVICH ALEKSANDR B,SU, SHOLOKHOV LEONID G,SU, KOGAN DAVID ,SU
Year of Publication 25.03.1979
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Year of Publication 25.03.1979
Patent
DEVICE FOR CLEANING MUD
KISELEV ANDREJ T,SU, MELAMED YURIJ A,SU, GLANU ANATOLIJ A,SU, ZAKIROV-ZIEV ALFAT,SU, EGOROV VIKTOR N,SU, KOGAN DAVID ,SU
Year of Publication 15.03.1978
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Year of Publication 15.03.1978
Patent
EJECTOR-TYPE BOREHOLE TOOL
SALAMATINA NATALYA B,SU, MELAMED YURIJ A,SU, ZAKIROV ZIV A,SU, KOGAN DAVID ,SU, ZHURAVITSKAYA GALINA N,SU
Year of Publication 30.09.1977
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Year of Publication 30.09.1977
Patent
DRILLING BIT
MELAMED YURIJ A,SU, ZAKIROV-ZIEV ALFAT,SU, EGOROV VIKTOR N,SU, KOGAN DAVID ,SU, ZHURAVITSKAYA GALINA N,SU, POMOSHCHNIKOV ALEKSANDR N,SU, KANDELAKI VLADIMIR V,SU
Year of Publication 30.08.1977
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Year of Publication 30.08.1977
Patent
HYDRAULIC PERCUSSION DEVICE
KISELEV ANDREJ T,SU, MELAMED YURIJ A,SU, MONETKIN VIKTOR A,SU, VOLKOV SPIRIDON A,SU, KARDYSH VADIM G,SU, MATVEEV YURIJ A,SU, KOMISSAROV IVAN G,SU, KOGAN DAVID ,SU
Year of Publication 30.06.1978
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Year of Publication 30.06.1978
Patent
FACE FEED MECHANISM
KISELEV ANDREJ T,SU, BESSONOV YURIJ D,SU, KOZHEVNIKOV ANATOLIJ A,SU, ZAJONTS OLEG L,SU, NEFEDOV IGOR V,SU, MONETKIN VIKTOR A,SU, SIRIK VIKTOR F,SU, ARTSIMOVICH GEORGIJ V,SU, EPSHTEJN EVGENIJ F,SU, KHARLAMOV YURIJ ,SU, KOGAN DAVID ,SU, NABOKA VITALIJ ,SU
Year of Publication 15.09.1980
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Year of Publication 15.09.1980
Patent
DOUBLE BORING PIPE
ARIFULIN SANVER A,SU, KOGAN DAVID I,SU, GENIS VLADIMIR L,SU, VESELOV VYACHESLAV F,SU
Year of Publication 30.06.1990
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Year of Publication 30.06.1990
Patent
ARRANGEMENT FOR PURIFYING THE FLUSHING WATER FROM SLURRY
MINASHKIN ALEKSEJ M,SU, KOGAN DAVID I,SU, VESELOV VYACHESLAV F,SU, ROMANOV VYACHESLAV P,SU
Year of Publication 07.10.1988
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Year of Publication 07.10.1988
Patent
JET FOAM GENERATOR
YARANTSEV ALEKSEJ V,SU, AN@ANDREJ ALEKSEEVICH,SU, KOGAN DAVID I,SU, MAKSIMOV VIKTOR E,SU
Year of Publication 15.05.1987
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Year of Publication 15.05.1987
Patent
ROTARY-PERCUSSIVE DRILLING TOOL
SAVELEV VYACHESLAV N,SU, KOGAN DAVID I,SU, VARTYKYAN VARTAN G,SU, MOROZOV YURIJ T,SU
Year of Publication 30.11.1984
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Year of Publication 30.11.1984
Patent
HOLE-BOTTOM VIBRAOR FOR GENERATING TRANSVERSE IMPACT PULSES
ONISHCHIN VLADISLAV P,SU, KOGAN DAVID I,SU, UGAROV NIKOLAJ P,SU, VARTYKYAN VARTAN G,SU
Year of Publication 07.12.1983
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Year of Publication 07.12.1983
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