TREA

Edward P. Saffran

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  • Mukwonago, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disc for aeration of sewage
    • Patent number 4,372,895
    • Issue date Feb 8, 1983
    • Envirex Inc.
    • Edward P. Saffran
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Microscreen drum
    • Patent number 4,038,187
    • Issue date Jul 26, 1977
    • Envirex Inc.
    • Edward P. Saffran
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL