Patents by Inventor Alain Darchambeau

Alain Darchambeau 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).

  • Self cleaning filtering apparatus
    Patent number: 4931180
    Abstract: A self-cleaning filtering apparatus is provided comprising a body with an inner filtering basket communicating with an intake duct for the product to be filtered and a drain for discharging waste and forming, with the body, a peripheral space communicating with an outlet duct for the filtrate. Rotary scrapers clean the inside of the basket. The peripheral space communicates with the filtrate outlet duct through an annular restriction.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: June 5, 1990
    Assignee: Combustion Engineering Europe
    Inventor: Alain Darchambeau