TREA

Otto Krassnitzer

Follow

Person

  • Zeltweg, AT
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Gear box
    • Patent number 5,557,979
    • Issue date Sep 24, 1996
    • Voest-Alpine Bergtechnik Gesellschaft m.b.H.
    • Otto Krassnitzer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive arrangement for shearing drums
    • Patent number 5,108,154
    • Issue date Apr 28, 1992
    • Voest-Alpine Zeltweg Gesellschaft m.b.H.
    • Erich Brandl
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for feeding fluid for the spraying of picks in a shearing drum
    • Patent number 5,098,166
    • Issue date Mar 24, 1992
    • Voest-Alpine Zeltweg Gesellschaft, m.b.H.
    • Bernhard Ebner
    • E21 - EARTH DRILLING MINING