Patents Represented by Attorney Marion Lelong

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  • Process for operating a total barrier oxidation ditch
    Patent number: 4643830
    Abstract: A process for operating a total barrier oxidation ditch to provide concentrated power input per unit volume of the downwardly pumped liquor-air mixture and high mixing turbulence at maximum contact depth and hydrostatic pressure.
    Type: Grant
    Filed: June 18, 1984
    Date of Patent: February 17, 1987
    Inventor: John H. Reid