DEVICE FOR MAKING A POTECTION COATING ON GRAPHITE ELECTRODES von PEEV V.G, VALCHEV A.Y, PARASHKEVOV H.N, GENEV I.V, KOYCHEV T.Y, KRESTENYAKOV Y.I, DERSARKISYAN A.M, NENOV B.N, LYUBENOV H.K, NINOV E.P

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PROCEDE ET FOUR A ARC POUR LA PRODUCTION D'ACIER PAR COURANT CON TINU von VELEV, VELYU T, VISOKOMOGILSKI, GEORGI A, VALCHEV, ALEXANDER Y, NINOV, EMIL P, PEEV, VASIL G, KRESTENYAKOV, YORDAN I

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METHOD AND DEVICE FOR TREATING AND REFINING LIQUID METAL ALLOYS BY DIRECT CURRENT ELECTRIC ARC HEATING von STOILOV, MALIN R, IVANOV, ASSEN B, BAKALOV, NIKOLAY G, MILENKOV, RUSSI Z, VALCHEV, ALEXANDER Y, DRAKALIISKI, BORIS Y, SAVOV, PETER H, PEEV, VASSIL G, KRESTENYAKOV, YORDAN I, KARAKOLEV, KOLYO G, BAGAROV, STEFAN T

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METHOD AND DEVICE FOR TREATING AND REFINING LIQUID METAL ALLOYS BY DIRECT CURRENT ELECTRIC ARC HEATING von VASSIL GEORGIEV PEBV, YORDAN IVANOV KRESTENYAKOV, RUSSI TZVETKOV MILENKOV, PETER HRISTOV SAVOV, ASSEN BOYANOV IVANOV, STEFAN TODOROV BACAROV, MALIN RAYCHEV STOILOV, ALEXANDER YORDANOV VALCHEV, NIKOLAY GEORGIEV BAKALOV, BORIS YORDANOV DRAKALIISKI, KOLYO GEORCHEV KARAKOLEV

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Method of treating and refining liquid metal alloys by direct current electric arc heating von DRAKALIISKI, BORIS Y, SAVOV, PETER H, KARAKOLEV, KOLYO G, PEEV, VASSIL G, KRESTENYAKOV, YORDAN I, BAKALOV, NIKOLAY G, IVANOV, ASSEN B, STOILOV, MALIN R, BAGAROV, STEFAN T, MILENKOV, RUSSI T, VALCHEV, ALEXANDER Y

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METHOD AND DEVICE FOR TREATING AND REFINING LIQUID METAL ALLOYS BY DIRECT CURRENT ELECTRIC ARC HEATING von VASSIL GEORGIEV PEBV, YORDAN IVANOV KRESTENYAKOV, RUSSI TZVETKOV MILENKOV, PETER HRISTOV SAVOV, ASSEN BOYANOV IVANOV, STEFAN TODOROV BACAROV, MALIN RAYCHEV STOILOV, ALEXANDER YORDANOV VALCHEV, NIKOLAY GEORGIEV BAKALOV, BORIS YORDANOV DRAKALIISKI, KOLYO GEORCHEV KARAKOLEV

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APPARATUS FOR THE PRODUCTION OF PROTECTIVE COATING FOR GRAPHITE ELECTRODES von LYUBENOV, HRISTO K, NENOV, BORIMIR N, GENEV, IVAN V, VALCHEV, ALEXANDER Y, DERSARKISYAN, AVEDIS M, NINOV, EMIL P, KOYCHEV, TODOR Y, PARASHKEVOV, HRISTO N, PEEV, VASSIL G, KRESTENYAKOV, YORDAN I

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APPARATUS FOR THE PRODUCTION OF PROTECTIVE COATING FOR GRAPHITE ELECTRODES von KOYCHEV T Y, KRESTENYAKOV Y I, GENEV I V, VALCHEV A Y, PARASHKEVOV H N, NINOV E P, NENOV B N, PEEV V G, LYUBENOV H K, DERSARKISYAN A M

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Apparatus for the application of a protective coating to a graphite electrode von PEEV, VASSIL GEORGIEV, NENOV, BORIMIR NANOV, KRESTENYAKOV, YORDAN IVANOV, PARASHKEVOV, HRISTO NENCHEV, VALCHEV, ALEXANDER YORDANOV, NINOV, EMIL PANTALEEV, KOYCHEV, TODOR YANKOV, DERSARKISYAN, AVEDIS MARDIK, LYUBENOV, HRISTO KRUMOV, GENEV, IVAN VASSILEV

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APPARATUS FOR SPRAYING ALUMINIUM ONTO GRAPHITE von YORDAN I. KRESTENYAKOV, ALEXANDER Y. VALCHEV, TODOR Y. KOYCHEV, AVEDIS M. DERSARKISYAN, SMIL P. NINOV, IVAN V. GENEV, VASSIL G. PEEV, HRISTO N. PARASHKEVOV, HRISTO K. LYUBENOV, BORIMIR N. NENOV

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D.C. ARC FURNACE FOR STEELMAKING von KRESTENYAKOV Y,BG, NINOV E,BG, PEEV V,BG, VELEV V,BG, VALCHEV A,BG, VISOKOMOGILSKI G,BG

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ARTICLE-WORKING UNIT von TODOR YANKOV KOJCHEV,BG, KHRISTO NENCHEV PARASHKEVOV,BG, BORIMIR NANOV NENOV,BG, EMIL PANTELEEV NINOV,BG, AVEDIS MARDIK DERSARKISYAN,BG, IVAN VASILEV GENEV,BG, JORDAN IVANOV KRESTENYAKOV,BG, VASIL GEORGIEV PEEV,BG, KHRISTO KRUMOV LYUBENOV,BG, ALEKSANDR JORDANOV VLCHEV,BG

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