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Marie S. Chan

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  • Library, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Surfactant system for emulsion polymers
    • Patent number 4,772,659
    • Issue date Sep 20, 1988
    • Calgon Corporation
    • Marie S. Chan
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Surfactant system for emulsion polymers
    • Patent number 4,672,090
    • Issue date Jun 9, 1987
    • Calgon Corporation
    • Marie S. Chan
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Photopolymerization using copper ions
    • Patent number 4,415,417
    • Issue date Nov 15, 1983
    • Calgon Corporation
    • Lee W. Bush
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Preparation of benzotriazole
    • Patent number 4,299,965
    • Issue date Nov 10, 1981
    • Calgon Corporation
    • Marie S. Chan
    • C07 - ORGANIC CHEMISTRY