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Edward A. Barsa

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  • Glen Mills, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Preparation of gypsum compositions
    • Patent number 7,070,648
    • Issue date Jul 4, 2006
    • Lyondell Chemical Technology, L.P.
    • Steven A. Schwartz
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents