TREA

G. W. Nicholson

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  • Birmingham, AL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for cleaning coal
    • Patent number 4,585,547
    • Issue date Apr 29, 1986
    • G. W. Nicholson
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...