Patents by Inventor Jean-Francois Treyvaud

Jean-Francois Treyvaud 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).

  • LIQUID PURIFICATION SYSTEM USING A MEDIUM PRESSURE MEMBRANE
    Publication number: 20100294718
    Abstract: The invention relates to a reverse-osmosis purification system that comprises at least one liquid supply (1) for supplying a liquid to be processed simultaneously into two chambers (A1B) of a separation member (3), said chambers being separated by a semi-pervious membrane, the liquid being fed into one chamber at a pressure higher than that of the liquid in the other chamber, said separation member (3) providing at the outlet a concentrated liquid (5) and a diluted liquid (6).
    Type: Application
    Filed: June 9, 2008
    Publication date: November 25, 2010
    Applicant: SWISS FRESH WATER SA
    Inventor: Jean-Francois Treyvaud