Patents by Inventor Lionel Waintraub

Lionel Waintraub 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 of regenerating an aqueous glycol solution containing salts
    Patent number: 7232505
    Abstract: Method of regenerating a glycol solution containing water, hydrocarbons and salts. The glycol solution is expanded in drum (2), then distilled in column (7). The concentrated glycol collected at the level of reboiler (8) is placed under vacuum to vaporize the water and to precipitate the salts. The salts are separated from the glycol in separation device (13). The concentrated glycol freed of the salts is stored in capacity (16).
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: June 19, 2007
    Assignees: Institut Francais du Petrole, Prosernat
    Inventors: Géraldine Laborie, Fabrice Lecomte, Chantal Rigaill, Lionel Waintraub
  • Method of regenerating an aqueous glycol solution containing salts
    Publication number: 20050072663
    Abstract: Method of regenerating a glycol solution containing water, hydrocarbons and salts. The glycol solution is expanded in drum (2), then distilled in column (7). The concentrated glycol collected at the level of reboiler (8) is placed under vacuum to vaporize the water and to precipitate the salts. The salts are separated from the glycol in separation device (13). The concentrated glycol freed of the salts is stored in capacity (16).
    Type: Application
    Filed: October 24, 2003
    Publication date: April 7, 2005
    Inventors: Geraldine Laborie, Fabrice Lecomte, Chantal Rigaill, Lionel Waintraub