TREA

Roger M. Pybus

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  • Runcorn, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Siliceous materials
    • Patent number 4,159,913
    • Issue date Jul 3, 1979
    • Imperial Chemical Industries Limited
    • James D. Birchall
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Siliceous materials
    • Patent number 4,155,772
    • Issue date May 22, 1979
    • Imperial Chemical Industries Limited
    • James D. Birchall
    • C01 - INORGANIC CHEMISTRY