Patents by Inventor Virginie Thieblemont

Virginie Thieblemont 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).

  • METHOD FOR CARBON SOURCE REPLACEMENT FOR DENITRIFICATION PROCESS IN WASTEWATER TREATMENT
    Publication number: 20220098071
    Abstract: The present invention relates to a method for the carbon source replacement for denitrification process in wastewater treatment.
    Type: Application
    Filed: January 30, 2020
    Publication date: March 31, 2022
    Inventors: Feng WANG, Deyou TANG, Stephanie FOUCHER, Ki-Hwan SON, Jung-UK PARK, Heajin HWANG, Virginie THIEBLEMONT
  • Process for preparing polyamide granules and uses
    Patent number: 10683407
    Abstract: The subject matter of the present invention is a process for preparing polyamide granules having heat-resistance properties, and also the use of these granules, in particular in the aid of the manufacture of yarns for airbags or for tyre cords. More specifically, the invention relates to a process for preparing polyamide granules having heat-resistance properties by wet impregnation of the granules with an aqueous solution comprising at least one heat stabilizer.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: June 16, 2020
    Assignee: PolyTechnyl, SAS
    Inventor: Virginie Thieblemont
  • PROCESS FOR PREPARING POLYAMIDE GRANULES AND USES
    Publication number: 20140349046
    Abstract: The subject matter of the present invention is a process for preparing polyamide granules having heat-resistance properties, and also the use of these granules, in particular in the aid of the manufacture of yarns for airbags or for tyre cords. More specifically, the invention relates to a process for preparing polyamide granules having heat-resistance properties by wet impregnation of the granules with an aqueous solution comprising at least one heat stabilizer.
    Type: Application
    Filed: December 5, 2012
    Publication date: November 27, 2014
    Inventor: Virginie Thieblemont
  • Polyamide manufacturing process
    Patent number: 8735530
    Abstract: A method for making polyamide is described. More particularly, a method for making a polyamide from at least one diacid and one diamine, that includes a step of concentrating an aqueous solution of diacid and diamine salt up to a salt weight concentration higher than 85%, and a polymerization step up to a desired polymerization degree is described.
    Type: Grant
    Filed: March 9, 2010
    Date of Patent: May 27, 2014
    Assignee: Rhodia Operations
    Inventors: Virginie Thieblemont, Jean-Francois Thierry
  • POLYAMIDE MANUFACTURING PROCESS
    Publication number: 20120046438
    Abstract: A method for making polyamide is described. More particularly, a method for making a polyamide from at least one diacid and one diamine, that includes a step of concentrating an aqueous solution of diacid and diamine salt up to a salt weight concentration higher than 85%, and a polymerization step up to a desired polymerization degree is described.
    Type: Application
    Filed: March 9, 2010
    Publication date: February 23, 2012
    Applicant: Rhodia Operations
    Inventors: Virginie Thieblemont, Jean-Francois Thierry