TREA

Servaas Middelhoek

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  • Arnhem, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the manufacture of aluminum
    • Patent number 4,049,425
    • Issue date Sep 20, 1977
    • Shell Oil Company
    • Servaas Middelhoek
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the preparation of magnesium
    • Patent number 3,979,206
    • Issue date Sep 7, 1976
    • Billiton Research B.V.
    • Servaas Middelhoek
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...