TREA

Thomas Willett & Co. Ltd.

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  • Stoke-on-Trent, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    De-sludging systems
    • Patent number 5,161,954
    • Issue date Nov 10, 1992
    • Thomas Willett & Co. Ltd.
    • John Matheson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid additive metering
    • Patent number 5,104,300
    • Issue date Apr 14, 1992
    • Thomas Willett & Co., Ltd.
    • John Matheson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus for automatically processing slurry
    • Patent number 4,545,736
    • Issue date Oct 8, 1985
    • Thomas Willett & Co. Ltd.
    • Francis R. Walton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

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