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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for using a pre-jel for producing self-reducin...

    • Patent number 6,786,949
    • Issue date Sep 7, 2004
    • Startec Iron, LLC
    • Edmar Saul Marcheze
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3211546

    • Patent number 3,211,546
    • Issue date Oct 12, 1965
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2122233

    • Patent number 2,122,233
    • Issue date Jun 28, 1938
    • F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents