Patents by Inventor Philippe PETARD

Philippe PETARD 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).

  • System for sampling sediment on a bottom of a liquid medium
    Patent number: 10508413
    Abstract: System for removing sediments from a bed of a liquid environment such as a harbor or a pond, characterized in that it comprises a conduit (30), the lower extremity of which forms a moving suction mouth (31) that is to be placed substantially at the level of the bed, and the upper extremity of which leads into the open air so that said mouth (31) is under atmospheric pressure, said system comprising means for carrying out a local stirring operation (41, 42, 43, 44, 53) within said mouth and discharging means (50, 51, 52) connecting said mouth (31) to the surface of said liquid environment, in which these sediments circulate.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: December 17, 2019
    Inventors: Guylène Le Guen, Philippe Petard
  • SYSTEM FOR SAMPLING SEDIMENT ON A BOTTOM OF A LIQUID MEDIUM
    Publication number: 20180002890
    Abstract: System for removing sediments from a bed of a liquid environment such as a harbor or a pond, characterized in that it comprises a conduit (30), the lower extremity of which forms a moving suction mouth (31) that is to be placed substantially at the level of the bed, and the upper extremity of which leads into the open air so that said mouth (31) is under atmospheric pressure, said system comprising means for carrying out a local stirring operation (41, 42, 43, 44, 53) within said mouth and discharging means (50, 51, 52) connecting said mouth (31) to the surface of said liquid environment, in which these sediments circulate.
    Type: Application
    Filed: December 18, 2015
    Publication date: January 4, 2018
    Inventors: Guylène LE GUEN, Philippe PETARD