TREA

Bertil Walden

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  • Gavle, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Austenitic alloy
    • Patent number 6,905,652
    • Issue date Jun 14, 2005
    • Sandvik AB
    • Charlotte Ulfvin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Ferritic-austenitic stainless steel
    • Patent number 5,582,656
    • Issue date Dec 10, 1996
    • Sandvik AB
    • Pasi Kangas
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    A PROCESS FOR REFINING A NITROGEN-CONTAINING METAL ALLOY
    • Publication number 20200385831
    • Publication date Dec 10, 2020
    • Sandvik Intellectual Property AB
    • Bertil WALDÈN
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Edge-provided tool and method for the manufacture thereof
    • Publication number 20070158045
    • Publication date Jul 12, 2007
    • Maria Sundqvist
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Austenitic alloy
    • Publication number 20020021980
    • Publication date Feb 21, 2002
    • Charlotte Ulfvin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...