TREA

George Trezek

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  • Benicia, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for extracting metals from sediment
    • Patent number 5,476,994
    • Issue date Dec 19, 1995
    • Greenfield Environmental
    • George J. Trezek
    • B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
  • Information Patent Grant

    Polystyrene recycling process
    • Patent number 5,197,678
    • Issue date Mar 30, 1993
    • WTE Corporation
    • George Trezek
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polystyrene recycling process
    • Patent number 5,060,870
    • Issue date Oct 29, 1991
    • WTE Corporation
    • George Trezek
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL