TREA

Donald H. Regelin

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mixing chamber
    • Patent number 4,150,817
    • Issue date Apr 24, 1979
    • Zimmermann & Jansen, Inc.
    • Donald H. Regelin
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Hot blast or hot gas valve
    • Patent number 4,146,213
    • Issue date Mar 27, 1979
    • Zimmermann & Jansen
    • Donald H. Regelin
    • C21 - METALLURGY OF IRON