SEALING HEAD von ZAKHARIEV,ZAKHARI D, DASKALOV,RUMEN V, STOJANOV,PETKO K

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COMPOSITE MATERIAL ON THE BASIS OF BORON CARBIDE von ZAKHARIEV, ZAKHARI T, RADEV, DIMITAR D

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BURDER FOR PRODUCING OF CERAMIC MATERIAL von ZAKHARIEV, ZAKHARI T, RADEV, DIMITAR D, KUZENKOVA, MAJA A, BEVZA, JURIJ V

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POLYMERIC COMPOSITE MATERIAL AND METHOD FOR ITS PREPARATION von PIPEROV, NIKOLAJ L, ZAKHARIEV, ZAKHARI T, RADEV, DIMITAR D, KREZHOV, KIRIL A

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METHOD FOR MANUFACTURING TWO- LAYER COMPOSITION COATING ON CARBIDE HARD ALLOYS von TOLEV,NIKOLAJJ D, BLIZNAKOV,GEORGI M, ZAKHARIEV,ZAKHARI T, PESHEV,PAVEL D

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SETHOD FOR PREPARING COMBINED COATINGS von KOBZEV,NIKOLAJJ S, GEORGIEV,KHRISTO V, BORODIN,JURIJJ P, KHAKHALEV,ALEKSANDR G, BLIZNAKOV,GEORGI M, PERSIDSKAJA,GALINA A, VEDJASKINA,GALINA V, ZAKHARIEV,ZAKHARI T, MARINOV,MIKHAIL I, RADEV,DIMITR D, ZLATEVA,RUMJANA S, PLETENEV,SERGEJJ S

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BULGARIAN BLACK-ARIEGATED CATTLE BREED von MILUSHEV, JORDAN M, KARABALIEV, IVAN R, ATANASOV, MARIN I, ATANASOV, ATANAS V, NIKOLOV, NIKOLA S, ZHELEV, ZHELAO D, DIMOV, PETKO G, KRASTEV, MIRCHO D, JOVINSKI, NIKOLAJ R, GEORGIEVA, PENKA M, VASILEV, KIRIL P, BOCHEV, LAZAR KH, ANGELOV, MILCHO V, STOJANOV, PESHO I, NIKOLOV, ATANAS S, SIROMAKHOVA, DIMITRINA A, RAJKOVA, MARINA V, KRASTEV, VLASAKI S, GETSKOVSKI, PETAR G, ZHELEV, GOSPODIN G, BELEV, NIKOLA T, ZAKHARIEV, ZAKHARI I, RUSCHEV, KHRISTO D, DOCHEVA, NEDJALKA A, KUTSAROVA, VESELINA G, ALEKSIEV, ALEKO I, MONEV, VASIL I, DIMITROV, MARIN KH, PEJCHEV, PENKO P, GENOV, GENCHO K

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RACE <BULGARIAN SIMENTAL BEEF> von PETKOV,PETKO N, TODOROV,VELIKO V, KADIJJSKI,ELENKO G, JJOVINSKI, NIKOLAJJ R, DIMITROVA,DIMITRINA A, TODOROV,SLAVCHO D, IVANOV,IVAN V, ZAKHARIEV,ZAKHARI I, IVANOVA,SIMONKA S

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