Patents by Inventor Philippe Leduc

Philippe Leduc 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).

  • DEVICE FOR THE MANUFACTURE OF HYDROGEN BROMIDE GAS
    Publication number: 20010041161
    Abstract: A device for the manufacture of hydrogen bromide by direct combustion of bromine in hydrogen comprising a burner, a combustion chamber of impregnated graphite and a cooling zone defined by a steel jacket in which are piled blocks of impregnated graphite.
    Type: Application
    Filed: December 14, 1998
    Publication date: November 15, 2001
    Inventors: SYLVIE FRANCES, GILLES DRIVON, PHILIPPE LEDUC
  • Process for the alcoholysis of carbon tetrachloride
    Patent number: 5637781
    Abstract: The invention relates to a process for the alcoholysis of carbon tetrachloride which consists in simultaneously sending, on the one hand, carbon tetrachloride and, on the other hand, an alcohol ROH, over a catalytic composition, characterized in that the said catalytic composition comprises an aqueous solution of a metal halide.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: June 10, 1997
    Assignee: Elf Atochem S.A.
    Inventors: Yves Correia, Noel Fino, Philippe Leduc