TREA

RTZ Mining and Exploration Ltd.

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  • London, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gravity gradiometer
    • Patent number 5,804,722
    • Issue date Sep 8, 1998
    • RTZ Mining and Exploration Ltd.
    • Frank Joachim Van Kann
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gravity gradiometer with flexural pivot bearing
    • Patent number 5,668,315
    • Issue date Sep 16, 1997
    • The University of Western Australia
    • Frank Joachim Van Kann
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Flexural pivot bearing
    • Patent number 5,505,555
    • Issue date Apr 9, 1996
    • RTZ Mining and Exploration Ltd.
    • Frank J. Van Kann
    • G01 - MEASURING TESTING