Patents by Inventor Michel Conche

Michel Conche 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).

  • Technique for the removal of petroleum-based pollutants and a material for that purpose
    Patent number: 5078890
    Abstract: Pollution removal is carried out using particles of felt made of hydrophobic mineral fibers, in which the felts used, which have been preliminarily compressed for storage and transport and after an unbinding operation, undergo pneumatic transport sufficiently forceful to allow them to regain their original density, said pneumatic transport being used simultaneously to spread the particles on the surface of the water to be treated.
    Type: Grant
    Filed: April 24, 1990
    Date of Patent: January 7, 1992
    Assignee: Isover Saint Gobain
    Inventors: Michel Conche, Jean-Louis Fages
  • Mineral fiber-based absorbent material
    Patent number: 4748977
    Abstract: A fibrous mineral material serving as an absorbent, especially for hygienic products such as diapers, sanitary napkins, bandages and similar products, is comprised at least partially of these mineral fibers, which have a specific surface area greater than 0.25 m.sup.2 /g. The material has an appreciably greater absorption capacity than the regularly-used cellulose fluff-based products.
    Type: Grant
    Filed: December 17, 1985
    Date of Patent: June 7, 1988
    Assignee: Isover Saint-Gobain
    Inventors: Daniel Guyot, Jean-Baptiste Rieunier, Michel Conche