Patents by Inventor Alexandre Preau

Alexandre Preau 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 hydrodeoxygenation and process for upgrading of pyrolysis oil resulting from biomass, which are capable of operating continuously
    Patent number: 9193919
    Abstract: The invention relates to a process for hydrodeoxygenation (HDO) of pyrolysis oil and also to a process for upgrading of pyrolysis oil implementing said HDO process, and also to processing of the aqueous phase resulting from the HDO by steam pre-reforming and then steam reforming.
    Type: Grant
    Filed: November 21, 2011
    Date of Patent: November 24, 2015
    Assignee: TOTAL RAFFINAGE MARKETING
    Inventors: Vincent Mayeur, Alexandre Preau
  • Process for upgrading a pyrolysis oil, in particular in a refinery
    Patent number: 8912376
    Abstract: The invention relates to a process for upgrading a pyrolysis oil comprising the following steps: —hydrodeoxygenation treatment (10) of the pyrolysis oil (12) and separation of the effluent (16) obtained into a light aqueous fraction (18) and a heavy organic fraction (20), or separation of the pyrolysis oil into an aqueous fraction and a lignin-rich fraction, —pre-reforming (22) of said aqueous fraction (18) and treatment of the effluent (26) obtained in an SMR unit (28) in order to produce hydrogen (34), —hydrotreatment (40) and/or catalytic cracking and/or visbreaking of said heavy organic fraction (20).
    Type: Grant
    Filed: August 9, 2010
    Date of Patent: December 16, 2014
    Assignee: Total Raffinage Marketing
    Inventor: Alexandre Preau
  • PROCESS FOR HYDRODEOXYGENATION AND PROCESS FOR UPGRADING OF PYROLYSIS OIL RESULTING FROM BIOMASS, WHICH ARE CAPABLE OF OPERATING CONTINUOUSLY
    Publication number: 20130255138
    Abstract: The invention relates to a process for hydrodeoxygenation (HDO) of pyrolysis oil and also to a process for upgrading of pyrolysis oil implementing said HDO process, and also to processing of the aqueous phase resulting from the HDO by steam pre-reforming and then steam reforming.
    Type: Application
    Filed: November 21, 2011
    Publication date: October 3, 2013
    Applicant: TOTAL RAFFINAGE MARKETING
    Inventors: Vincent Mayeur, Alexandre Preau
  • PROCESS FOR UPGRADING A PYROLYSIS OIL, IN PARTICULAR IN A REFINERY
    Publication number: 20120203044
    Abstract: The invention relates to a process for upgrading a pyrolysis oil comprising the following steps: hydrodeoxygenation treatment (10) of the pyrolysis oil (12) and separation of the effluent (16) obtained into a light aqueous fraction (18) and a heavy organic fraction (20), or separation of the pyrolysis oil into an aqueous fraction and a lignin-rich fraction, pre-reforming (22) of said aqueous fraction (18) and treatment of the effluent (26) obtained in an SMR unit (28) in N order to produce hydrogen (34), hydrotreatment (40) and/or catalytic cracking and/or visbreaking of said heavy organic fraction (20).
    Type: Application
    Filed: August 9, 2010
    Publication date: August 9, 2012
    Applicant: TOTAL RAFFINAGE MARKETING
    Inventor: Alexandre Preau