BOTTOMHOLE MOTOR REDUCER von IOANESYAN YURIJ R,SU, LAPAVOK VLADIMIR S,SU, DYACHUK VLADIMIR V,SU, TAIROV GASAN M,SU

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MECHANISM COMPRISING PLURALITY OF GEAR TRAINS FOR CONVERTING ROTARY MOTION INTO RECIPROCATING MOTION von SAFONOV BORIS F,SU, LAPAVOK VLADIMIR S,SU

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ARTIFICIAL WORKING FACE FOR TESTING BOTTOM HOLE MOTORS AND BITS von IOANESYAN YURIJ R,SU, BUDYANSKIJ VIGDOR S,SU, CHAJKOVSKIJ GENNADIJ P,SU, LAPAVOK VLADIMIR S,SU

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DEFLECTING TURBODRILL von IOANESYAN YURIJ R,SU, LAPAVOK VLADIMIR S,SU, FILIMONOV VIKTOR A,SU, GYULI-ZADE UGUZ A,SU, TAIROV GASAN M,SU

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END FACE GLAND FOR TURBO-DRILLS von PALIJ POLIKARP A,SU, LAPAVOK VLADIMIR S,SU, IOANNESYAN ROLEN A,SU

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APPARATUS FOR SINKING VERTICAL WELLS von IOANESYAN YURIJ R,SU, LAPAVOK VLADIMIR S,SU, MOJSEENKO VALERIJ M,SU, AVILOV VLADIMIR I,SU, DYACHUK VLADIMIR V,SU, PEKARSKIJ NIKOLAJ F,SU

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TURBODRILL von IOANESYAN YURIJ R,SU, LAPAVOK VLADIMIR S,SU, TAIROV GASAN M,SU, KUZIN BORIS V,SU, UDALOVA IRINA G,SU

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MELT PRODUCING APPARATUS von ZAVODOV DMITRIJ D.,SU, KIPRIYANOV YURIJ I.,SU, DOBRYSHEV VIKTOR V.,SU, LYTKIN VIKTOR P.,SU, KOLESNIKOV VLADIMIR G.,SU, MURIN GENRIKH F.,SU, AKSENOV NIKOLAJ N.,SU, FEDOTOV A M.,SU, LAPAVOK L.I.,SU

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