Patents by Inventor Philippe Dolbecq

Philippe Dolbecq 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 dechlorination of a spent oil fraction
    Patent number: 5783068
    Abstract: The present invention relates to a process for dechlorinating a spent lubricating oil fraction, optionally mixed with another hydrocarbon stock. Upstream of the recycling operation in refining the spent oil, the latter is subjected to a dechlorination operation at least partially by passing it on a bed of particles (6) of a composition which neutralizes by absorption and containing, as active compound capable of fixing the chlorine, at least one metal oxide and/or at least one metal hydroxide.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: July 21, 1998
    Assignee: Total Raffinage Distribution, S.A.
    Inventors: Michel Laborde, Philippe Dolbecq