TREA

Lyudmil K. Valkov

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  • Pernik, BG
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control system for electroslag remelting
    • Patent number 4,669,087
    • Issue date May 26, 1987
    • Institute po Metaloznanie i Technologia na Metalite
    • Ivanka A. Rasheva
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method and system for control of the electroslag remelting
    • Patent number 4,476,565
    • Issue date Oct 9, 1984
    • Institute Po Metaloznante I Technologia Na Metalite
    • Tzolo V. Rashev
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...