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Herman J. Hittner

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  • Lower Burrell, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary kiln treatment of potliner
    • Patent number 5,711,018
    • Issue date Jan 20, 1998
    • Aluminum Company of America
    • Herman J. Hittner
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Waste management facility
    • Patent number 5,616,296
    • Issue date Apr 1, 1997
    • Aluminum Company of America
    • Herman J. Hittner
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Waste management facility
    • Patent number 5,476,990
    • Issue date Dec 19, 1995
    • Aluminum Company of America
    • Herman J. Hittner
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Stabilization of fluorides of spent potlining by chemical dispersion
    • Patent number 5,024,822
    • Issue date Jun 18, 1991
    • Aluminum Company of America
    • Herman J. Hittner
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Stabilization of fluorides of spent potlining by chemical dispersion
    • Patent number 4,956,158
    • Issue date Sep 11, 1990
    • Aluminum Company of America
    • Quyen C. Nguyen
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR