ARRANGEMENT FOR STARTING A WELL
LITVISHKO VLADIMIR G,SU, LITVINOV NIKOLAJ P,SU, IZOTOV IVAN I,SU, NANIKOV BENIAMIN A,SU
Year of Publication 07.07.1989
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Year of Publication 07.07.1989
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CORE-RECEIVING DEVICE
LITVISHKO VLADIMIR G,SU, LITVINOV NIKOLAJ P,SU, ZYUBIN VIKTOR I,SU, BABOSHKIN NIKOLAJ N,SU
Year of Publication 23.10.1988
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Year of Publication 23.10.1988
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HYDRAULIC MONITOR BIT
VOVCHANOVSKIJ IVAN F,SU, LITVISHKO VLADIMIR G,SU, LITVINOV NIKOLAJ P,SU, ZYUBIN VIKTOR I,SU
Year of Publication 07.02.1983
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Year of Publication 07.02.1983
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DEVICE FOR DRILLING LARGE-DIAMETER HOLES
UMANCHIK NIKOLAJ P,SU, LITVISHKO VLADIMIR G,SU, LITVINOV NIKOLAJ P,SU, NOVIKOV VLADIMIR S,SU, ZYUBIN VIKTOR I,SU, ZAKHAROV ARKADIJ P,SU
Year of Publication 23.10.1990
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Year of Publication 23.10.1990
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WATER-JET DRILL BIT
LITVISHKO VLADIMIR G,SU, LITVINOV NIKOLAJ P,SU, ANTONENKO NIKOLAJ M,SU, ZYUBIN VIKTOR I,SU
Year of Publication 23.06.1981
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Year of Publication 23.06.1981
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ADDITIVE TO WASHING LIQUIDS
DOBRYCHENKO VALENTIN M,SU, LITVISHKO VLADIMIR G,SU, POVKH IVAN L,SU, LARIN VALERIJ M,SU, LOBACHEV VASILIJ G,SU, EJDELMAN ALEKSANDR E,SU
Year of Publication 15.09.1979
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Year of Publication 15.09.1979
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DRILLING MUD
KOMYAKOV YURIJ A,SU, LITVISHKO VLADIMIR G,SU, BELOVA GALINA A,SU, ANANEV ALEKSANDR N,SU, LIPKES MARK ,SU
Year of Publication 15.07.1979
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Year of Publication 15.07.1979
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