TREA

Harry Johansson

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  • Skellefte.ang., SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Emission electrode
    • Patent number 5,125,936
    • Issue date Jun 30, 1992
    • Boliden Contech AB
    • Harry Johansson
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Device at wet electrostatic precipitator
    • Patent number 5,039,318
    • Issue date Aug 13, 1991
    • Boliden Contech AB
    • Harry Johansson
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...