Patents by Inventor Andre Puyau

Andre Puyau 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).

  • Pneumatic compensator for a fluid sampling cell
    Patent number: 4210025
    Abstract: An apparatus and a process for handling samples of fluids under pressure to maintain the fluid in a monophasic state.In said apparatus and process the pressure variations of said fluid sample are limited so as to maintain the same in the monophasic state, by varying the volume available for said fluid sample in accordance with any variations of the temperature of the same.
    Type: Grant
    Filed: January 3, 1979
    Date of Patent: July 1, 1980
    Assignee: Societe Nationale Elf Aquitaine (Production)
    Inventors: Jean-Pierre Bimond, Flavien Lazarre, Andre Puyau