Patents by Inventor Denis Nguyen

Denis Nguyen 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).

  • High-pressure and high-temperature closed geothermal exchanger for a magmatic or metamorphic formation
    Patent number: 10690382
    Abstract: The invention relates to a geothermal exchanger comprising a casing containing a heat-transfer fluid with which it is in direct contact. The casing is flexible such as to be in direct contact with a wall of the borehole containing the exchanger under the effect of the pressure of the heat-transfer fluid.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: June 23, 2020
    Assignee: BRGM
    Inventor: Denis Nguyen
  • High-Pressure And High-Temperature Closed Geothermal Exchanger For A Magmatic Or Metamorphic Formation
    Publication number: 20180340711
    Abstract: The invention relates to a geothermal exchanger comprising a casing containing a heat-transfer fluid with which it is in direct contact. The casing is flexible such as to be in direct contact with a wall of the borehole containing the exchanger under the effect of the pressure of the heat-transfer fluid.
    Type: Application
    Filed: November 22, 2016
    Publication date: November 29, 2018
    Applicant: BRGM
    Inventor: Denis Nguyen