TREA

Leif kesson

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  • Alvsjo, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sintering method with cooling from sintering temperature to below 1...
    • Patent number 6,071,469
    • Issue date Jun 6, 2000
    • Sandvik AB
    • Barbro Rohlin
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Coated cutting insert
    • Patent number 5,942,318
    • Issue date Aug 24, 1999
    • Sandvik AB
    • Staffan Soderberg
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Coated cutting insert and method of manufacture thereof
    • Patent number 5,863,640
    • Issue date Jan 26, 1999
    • Sandvik AB
    • Bjorn Ljungberg
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for making a coated cutting tool
    • Patent number 5,800,868
    • Issue date Sep 1, 1998
    • Sandvik AB
    • Anders Lenander
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Coated turning insert
    • Patent number 5,786,069
    • Issue date Jul 28, 1998
    • Sandvik AB
    • Bjorn Ljungberg
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Cemented carbide with binder phase enriched surface zone
    • Patent number 5,729,823
    • Issue date Mar 17, 1998
    • Sandvik AB
    • Per Gustafson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Coated cutting tool
    • Patent number 5,705,263
    • Issue date Jan 6, 1998
    • Sandvik AB
    • Anders Lenander
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...