Patents by Inventor Alain Sciard

Alain Sciard 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).

  • Device for propelling a liquid projectile in a liquid medium with a view to creating a shock wave
    Patent number: 4196788
    Abstract: The invention relates to a device for propelling a liquid projectile to create a shock wave by implosion, said device comprising a cylinder containing two pistons, a reservoir of pressurized fluid acting on the pistons, a stop for stopping the piston, a perforated connecting piece to permit the escape of the propelled liquid and for connecting the cylinder with a return mechanism. The invention is applied to underwater oil prospecting.
    Type: Grant
    Filed: April 17, 1978
    Date of Patent: April 8, 1980
    Assignee: Centre National pour l'Exploitation des Oceans
    Inventor: Alain Sciard