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Andrea Keys

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  • Bensalem, PA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Non-chrome passivation of steel
    • Publication number 20080223490
    • Publication date Sep 18, 2008
    • GENERAL ELECTRIC COMPANY
    • Andrea Keys
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Non-chrome passivation of steel
    • Publication number 20060042726
    • Publication date Mar 2, 2006
    • GENERAL ELECTRIC COMPANY
    • Andrea Keys
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Non-chromate conversion coating treatment for metals
    • Publication number 20040020565
    • Publication date Feb 5, 2004
    • GE Betz, Inc.
    • Jeffrey I. Melzer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Compositions for imparting desired properties to materials
    • Publication number 20030199629
    • Publication date Oct 23, 2003
    • Robert A. Gelman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...