Patents by Inventor Guillaume Pipon

Guillaume Pipon 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 bleaching chemical paper pulps by final ozone treatment at high temperature
    Patent number: 8268120
    Abstract: A method for treating a prebleached chemical pulp including a step of ozone treatment of the pulp, carried out at a temperature above 60° C., advantageously above 65° C. and even more advantageously above or equal to 70° C.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: September 18, 2012
    Assignee: ITT Manufacturing Enterprises, Inc.
    Inventors: Guillaume Pipon, Dominique Lachenal, Christine Chirat, Jean-Christophe Hostachy, Achim Ried
  • METHOD FOR BLEACHING CHEMICAL PAPER PULPS BY FINAL OZONE TREATMENT AT HIGH TEMPERATURE
    Publication number: 20100065233
    Abstract: A method for treating a prebleached chemical pulp including a step of ozone treatment of the pulp, carried out at a temperature above 60° C., advantageously above 65° C. and even more advantageously above or equal to 70° C.
    Type: Application
    Filed: December 11, 2007
    Publication date: March 18, 2010
    Applicant: ITT MANUFACTURING ENTERPRISES, INC.
    Inventors: Guillaume Pipon, Dominique Lachenal, Christine Chirat, Jean-Christophe Hostachy, Achim Ried