TREA

David C. Parker

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  • Macclesfield, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Corrosion inhibiting compositions
    • Patent number 5,055,230
    • Issue date Oct 8, 1991
    • Ciba-Geigy Corporation
    • Brian G. Clubley
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Corrosion inhibitor
    • Patent number 4,898,687
    • Issue date Feb 6, 1990
    • Ciba-Geigy Corporation
    • David C. Parker
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Hydroxyphosphonocarboxylic acids
    • Patent number 4,847,017
    • Issue date Jul 11, 1989
    • Ciga-Geigy Corporation
    • Brian G. Clubley
    • C07 - ORGANIC CHEMISTRY