TREA

Gregory C. Craig

Follow

Person

  • Vernon Hills, IL, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for washing sand
    • Patent number 8,636,149
    • Issue date Jan 28, 2014
    • Parkson Corporation
    • Gregory C. Craig
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Method and apparatus for washing sand
    • Patent number 7,699,177
    • Issue date Apr 20, 2010
    • Parkson Corporation
    • Gregory C. Craig
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD AND APPARATUS FOR WASHING SAND
    • Publication number 20100236573
    • Publication date Sep 23, 2010
    • Parkson Corporation
    • Gregory C. CRAIG
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    METHOD AND APPARATUS FOR WASHING SAND
    • Publication number 20070215525
    • Publication date Sep 20, 2007
    • Parkson Corporation
    • Gregory C. Craig
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...