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Willem A. Verpalen

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  • Nieuwegein, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for separating a mixture
    • Patent number 4,265,759
    • Issue date May 5, 1981
    • Ballast-Nedam Groep N.V.
    • Willem A. Verpalen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL