Patents by Inventor Katia Wouters-Wasiak

Katia Wouters-Wasiak has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for effluent purification
    Patent number: 6808629
    Abstract: A process for purifying wastewater including the step: a) rating the tanks and the aeration means on the basis of the lowest pollution load, referred to as the low load, which corresponds to the plant load during dry weather; b) running the plant during dry weather, or at low load, according to the nitrogen treatment method in a tank with biological dephosphatation; c) running the plant during wet weather, or at high load, by performing the physicochemical phosphorus treatment technique and the nitrogen treatment technique in two tanks, and d) controlling the plant by detecting the load situation it is in (high load or low load) and to adapt the operating configuration of the tanks to the actual load situation.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: October 26, 2004
    Assignee: Degremont
    Inventors: Katia Wouters-Wasiak, Olivier Huber, Frédéric Dupont, Daniel Demain
  • Method for effluent purification
    Publication number: 20040040907
    Abstract: This process is characterized in that it comprises the following steps:
    Type: Application
    Filed: March 27, 2003
    Publication date: March 4, 2004
    Inventors: Katia Wouters-Wasiak, Olivier Huber, Frederic Dupont, Daniel Demain