Patents by Inventor Jean-Pierre P. Binon

Jean-Pierre P. Binon 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).

  • Process for treating an aqueous solution of acrylamide resin in order to enable it to gel slowly even at high temperature
    Patent number: 4975483
    Abstract: Process for treating an aqueous solution of acrylamide resin, characterized in that an emulsifier which is preferably nonionic or anionic, a solution of initiator comprising an organic peroxide, preferably a diperoxide, and optionally a solution of a retarder preferably consisting of a phenol derivative or an alkali metal inorganic derivative are added slowly and with stirring, preferably in the form of a pre-emulsion, to an aqueous solution of acrylamide resin monomer.
    Type: Grant
    Filed: October 22, 1987
    Date of Patent: December 4, 1990
    Assignees: Total Compagnie Francaise des Petroles, Etablissements VASSET
    Inventors: Marie-Christine P. Leblanc, Josiane A. Durrieu, Jean-Pierre P. Binon, Gerard G. Provin, Jean-Jacques Fery