An ultrasonic probe for the extraction of microscopic quantities of minerals for X-ray work von Kovachev, Vesèlin, Strashimirov, Strashimir

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METHOD AND DEVICE FOR MEASURING AT NITROGEN TEMPERATURES THE AC LOSSES IN HIGH TEMPERATURE SUPERCONDUCTIVE BANDS von KOVACHEV VESELIN, TERZIYSKA BONKA

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METHOD AND DEVICE FOR MEASURING AT NITROGEN TEMPERATURES THE AC LOSSES IN HIGH TEMPERATURE SUPERCONDUCTIVE BANDS von KOVACHEV, VESELIN T, TERZIJSKA, BONKA M

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SUPERCONDUCTOR DIRECT- CURRENT GENERATOR WITHOUT COMMUTATOR von SPASOV, VLADIMIR K, KOVACHEV, VESELIN T, KUZMANOV, RANGEL S, MANEV, IVAN G

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SUPERCONDUCTING CERAMIC MATERIAL von KOVACHEV, VESELIN T, STANEVA, ANNA D, DIMITRIEV, JANKO B, KASHCHIEVA, ELENA P, SAMUNEVA, BISERKA I, IVANOVA, JORDANKA J, GATEV, EMIL M, DIMITROV, VESELIN V, DZHAMBAZOV, STOJAN P, LEPKOVA, DOBRINKA P, VLAKHOV, EMIL S

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SUPERCONDUCTING CERAMIC MATERIAL AND METHOD FOR ITS MANUFACTURE von KOVACHEV,VESELIN T.,BG, STOJANOVA,ANGELINA K.,BG, DIMITROV,VESELIN V.,BG, LEPKOVA,DOBRINKA P.,BG, SAMUNEVA,BISERKA I.,BG, VLAKHOV,EMIL S.,BG, DIMITRIEV,JANKO B.,BG, DZHAMBAZKI,PET'R R.,BG, DZHAMBAZOV,STOJAN P.,BG, NENKOV,KONSTANTIN A.,BG, LOVCHINOV,VASIL A.,BG, IVANOVA,JJORDANKA JJ.,BG, GATEV,EMIL M.,BG

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SUPERCONDUCTIVE MATERIAL AND METHOD FOR ITS MANUFACTURE von KOVACHEV,VESELIN T.,BG, PETKOV,NIKOLA P.,BG, STOJANOVA,ANGELINA K.,BG, NENKOV,KONSTANTIN A.,BG, SVEHHAROV,PET'R K.,BG, LOVCHINOV,VASIL A.,BG, VLAKHOV,EMIL S.,BG, POPOVA,SVETOSLAVA F.,BG, GOSPODINOV,MARIN M.,BG

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METHOD FOR PROCESSING OF SUPERCONDUCTIVE MATERIAL Y- BA- CU- PT- O WITH CRITICAL TEMPERATURE OF TRANSIT OVER POINT OF BOILING OF LIQUID NITROGEN AT ATMOSPHERIC PRESSURE von KOVACHEV,VESELIN T.,BG, STOJANOVA,ANGELINA K.,BG, NENKOV,KONSTANTIN A.,BG, NIKOLOV,PET'R V.,BG, LOVCHINOV,VASIL A.,BG, VLAKHOV,EMIL S.,BG, GOSPODINOV,MARIN M.,BG, TINCHEV,SAVCHO S.,BG

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Microwave-assisted cloud point extraction of Rh, Pd and Pt with 2-mercaptobenzothiazole as preconcentration procedure prior to ICP-MS analysis of pharmaceutical products von Simitchiev, Kiril, Stefanova, Violeta, Kmetov, Veselin, Andreev, George, Kovachev, Nikolay, Canals, Antonio

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Elemental speciation by capillary electrophoresis with inductively coupled plasma spectrometry: A new approach by Flow Focusing® nebulization von Kovachev, Nikolay, Aguirre, Miguel Ángel, Hidalgo, Montserrat, Simitchiev, Kiril, Stefanova, Violeta, Kmetov, Veselin, Canals, Antonio

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CERAMIC ELECTROINSULATING MASS FOR HEATING ELEMENTS von JOVKOV, GEORGI M, KOVACHEV, VASKO D, STOJANOV, GEORGI D, VANKOV, DEJAN M, NIKOLOV, VESELIN N

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MULTILAYER POLYMER INSULATING SYSTEM BASED ON POLYVINYLCHLORIDE- BUTYLRUBBER von TRIFONOV,NIKODIM T, TOTEV,TODOR S, ZHELJAZKOV,LJUBEN P, BAJJRAKOVA,RUMJANA KH, VORONINA,TATJANA S, PRODANOV,VESELIN K, KOVACHEV,SABIN P, MANOLOVA,VASILKA A, SEPOVA,BETI A, GEORGIEV,NIKOLAJJ M, EFLIMCHENKO,SERAFIMA V, SANZHAROVSKIJJ,ALEKSANDR T, ZINEVICH,ALEKSEJJ M, JJORGOVA,MARGARITA K, SERAFIMOVICH,VALERIJA B

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VALVE MECHANISM FOR INTERNAL BURNING ENGINE von ALFANDARI,LEON A, KOVACHEV,STEFAN Z, MINCHEV,VESELIN C, BOZEV,KHRISTO G, DAMJANOV,KONSTANTIN L

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ROTATION- PLATE PUMP OR MOTOR von ALFANDARI,LEON A, KOVACHEV,STEFAN Z, VRBANOV,VESELIN JJ

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