TREA

Paul Lennart Ivarsson

Follow

Person

  • Hoganas, SW
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Refractory linings
    • Patent number 4,061,501
    • Issue date Dec 6, 1977
    • Hoganas AB
    • Paul Lennart Ivarsson
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Refractory casting, ramming or stamping mass
    • Patent number 3,982,953
    • Issue date Sep 28, 1976
    • Hoganas Aktiebolag
    • Paul Lennart Ivarsson
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES