TREA

Boris Y. Drakaliiski

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  • Sofia, BG
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disc crusher
    • Patent number 4,570,864
    • Issue date Feb 18, 1986
    • Iso "Metalurgkomplekt"
    • Ivan V. Genev
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Method of treating and refining liquid metal alloys by direct curre...
    • Patent number 4,462,878
    • Issue date Jul 31, 1984
    • Iso "Metalurgkomplekt"
    • Peter H. Savov
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR