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Conny Andersson

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Patents Grantslast 30 patents

  • Information Patent Grant

    DC arc furnace and starting electrode construction
    • Patent number 4,024,337
    • Issue date May 17, 1977
    • Asea Aktiebolag
    • Conny Andersson
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Direct current arc furnace
    • Patent number 4,018,974
    • Issue date Apr 19, 1977
    • Asea Aktiebolag
    • Conny Andersson
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Melt casting apparatus
    • Patent number 3,991,813
    • Issue date Nov 16, 1976
    • Allmanna Svenska Elektriska Aktiebolaget
    • Conny Andersson
    • B22 - CASTING POWDER METALLURGY