Artur O/ stlund

Person

  • Linko/ ping, SE

Patents Grantslast 30 patents

  • Information Patent Grant

    Tuyere or nozzle

    • Patent number 4,423,858
    • Issue date Jan 3, 1984
    • Stal-Laval Apparat AB
    • Artur O/ stlund
    • C21 - METALLURGY OF IRON