Patents by Inventor Martin J. Hauschild

Martin J. Hauschild 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).

  • Portable reverse osmosis unit for producing drinking water
    Patent number: 6120688
    Abstract: A method of purifying impure water to provide drinking water using an apparatus, the method comprising the steps of providing a microfiltration unit, a reverse osmosis unit and a CIP (clean-in-place) tank containing retentate interconnected to permit backflushing the microfiltration filter with retentate and continued or uninterrupted operation of the reverse osmosis unit by directing retentate thereto.
    Type: Grant
    Filed: February 9, 1998
    Date of Patent: September 19, 2000
    Assignee: Zenon Environmental, Inc.
    Inventors: Frederick J. Daly, Ake Deutschmann, Henry Behmann, Martin J. Hauschild