TREA

Robert Sjolander

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  • Oakville, Ontario, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manual locking means for bit holder with micro/macro adjustment
    • Patent number 8,827,773
    • Issue date Sep 9, 2014
    • C.M.E. Blasting & Mining Equipment Ltd.
    • Bjorn Sjolander
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding member for buttons on rock drill bit
    • Patent number 7,811,155
    • Issue date Oct 12, 2010
    • CME Blasting & Mining Equipment Ltd.
    • Bjorn Sjolander
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding apparatus for buttons on rock drill bit
    • Patent number 7,402,093
    • Issue date Jul 22, 2008
    • C.M.E. Blasting & Mining Equipment Ltd
    • Bjorn Sjolander
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding apparatus
    • Patent number 7,198,556
    • Issue date Apr 3, 2007
    • C.M.E. Blasting & Mining Equipment Ltd.
    • Robert Sjolander
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Holder device
    • Patent number 5,527,206
    • Issue date Jun 18, 1996
    • C. M. E. Blasting and Mining Equipment Ltd.
    • Robert Sjolander
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding cup
    • Patent number D350887
    • Issue date Sep 27, 1994
    • C. M. E. Blasting and Mining Equipment Ltd.
    • Robert Sjolander
    • D08 - Tools and hardware
  • Information Patent Grant

    Non-rotating grinding apparatus
    • Patent number 5,193,312
    • Issue date Mar 16, 1993
    • Soren Gudmundsson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Self-centering arrangement for grinding the hardmetal pins of drill...
    • Patent number 5,070,654
    • Issue date Dec 10, 1991
    • C.M.E. Blasting & Mining Equipment, Ltd.
    • Kallevi K. Manqvist
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents