Patents by Inventor Patrick Micheau

Patrick Micheau 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).

  • Process and device for regulating a flow of liquid CO.sub.2, and application thereof in a cooling tunnel
    Patent number: 5040374
    Abstract: According to the process, there is maintained in a conduit (3), on the downstream side of a valve (5), up to the vicinity of the point A of injection of the CO.sub.2, an intermediate pressure (PI) higher than the pressure (PT) of the triple point of the CO.sub.2. Application in the treatment of waste waters or the deep freezing of food.
    Type: Grant
    Filed: December 27, 1989
    Date of Patent: August 20, 1991
    Assignee: L'air Liquide, Societe Anonyme pour l'etude et l'Exploitation des Procedes Georges Claude
    Inventor: Patrick Micheau