TREA

Eldar O. Dingsoyr

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  • Sogne, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silicon oxide slurry and method for producing such slurry
    • Patent number 7,393,407
    • Issue date Jul 1, 2008
    • Elkem ASA
    • Eldar O Dingsoyr
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method for production of white microsilica
    • Patent number 6,696,035
    • Issue date Feb 24, 2004
    • Elkem ASA
    • Magne Dastol
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Hydraulic cement slurry
    • Patent number 4,935,060
    • Issue date Jun 19, 1990
    • Elkem A/s
    • Eldar O. Dingsoyr
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hydraulic cement slurry
    • Patent number 4,933,031
    • Issue date Jun 12, 1990
    • Elkem a/s and Den norske stats oljeselskap a.s.
    • Nils Blomberg
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents