TREA

Alan John Handley

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  • Widnes, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Purification process
    • Patent number 5,968,368
    • Issue date Oct 19, 1999
    • Imperial Chemical Industries PLC
    • Richard Llewellyn Powell
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Purification process
    • Patent number 5,824,225
    • Issue date Oct 20, 1998
    • Imperial Chemical Industries PLC
    • Richard Llewellyn Powell
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL