Patents by Inventor Claude Bardonnet

Claude Bardonnet 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).

  • Apparatus with supported tubular membranes for the treatment of fluids
    Patent number: 4066553
    Abstract: Apparatus of all types for the separation of fluids which comprise at least one semi-permeable tubular membrane mounted on a porous support, the membrane being kept out of contact with adjacent parts of the apparatus by at least one thread-like element wound spirally around the membrane.
    Type: Grant
    Filed: October 14, 1975
    Date of Patent: January 3, 1978
    Assignee: Rhone-Poulenc Industries
    Inventors: Claude Bardonnet, Robert Brun, Michel Pages
  • Fluid fractionating membrane apparatus
    Patent number: 4036760
    Abstract: Fluid fractionating membrane apparatus is described in which a jacket is provided with a fluid inlet and a fluid outlet for introducing and extracting a first fluid to and from the jacket, at least one core extending within said jacket. A number of continuous porous tubular membrane support elements, having at least one longitudinal channel connected to the exterior of the jacket, are wound uniformly either spirally or helically around the core and they are each provided with a membrane which covers the exterior surface thereof.
    Type: Grant
    Filed: July 3, 1975
    Date of Patent: July 19, 1977
    Assignee: Rhone-Poulenc Industries
    Inventors: Claude Bardonnet, Robert Brun, Michel Pages