TREA

Samuel DU PLESSIS

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  • Aeroton, Johannesburg, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of supporting a rock wall
    • Patent number 9,982,537
    • Issue date May 29, 2018
    • NCM INNOVATIONS (PTY) LTD
    • Martin Cawood
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD OF SUPPORTING A ROCK WALL
    • Publication number 20170342836
    • Publication date Nov 30, 2017
    • NCM INNOVATIONS (PTY) LTD
    • Martin CAWOOD
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MULTIPLE-POINT ANCHORED ROCK BOLT
    • Publication number 20160177718
    • Publication date Jun 23, 2016
    • Martin CAWOOD
    • E21 - EARTH DRILLING MINING