TREA

David Blades

Follow

Person

  • Wakefield, GB
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing of pipe liners
    • Patent number 12,251,887
    • Issue date Mar 18, 2025
    • W.E.Rawson Limited
    • David John Blades
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPROVEMENTS RELATING TO THE SEALING OF PIPE LINERS
    • Publication number 20220186871
    • Publication date Jun 16, 2022
    • W.E.Rawson Limited
    • David John Blades
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    PIPE LINER
    • Publication number 20220105700
    • Publication date Apr 7, 2022
    • W.E.Rawson Limited
    • David Blades
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL