TREA

Yorkshire Water Services Limited

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  • Leeds, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lining ducts
    • Patent number 7,306,693
    • Issue date Dec 11, 2007
    • Severn Trent Water Limited
    • Nicholas Leo Weatherby
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Thermoplastic composite products and method of lining pipework
    • Patent number 6,228,312
    • Issue date May 8, 2001
    • Severn Trent Water Limited
    • Gerard Stephen Boyce
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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