Patents by Inventor Giovanni Pederzani

Giovanni Pederzani 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 the running of a reactor suitable for heterogeneous reactions combined with reactions taking place in three-phase system
    Patent number: 7820727
    Abstract: Process for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: October 26, 2010
    Assignees: ENI S.p.A., Institut Francais du Petrole, Enitecnologie S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • Process for the charging of a catalyst into a reactor suitable for reactions in heterogeneous phase
    Patent number: 7579382
    Abstract: Process for the charging of a catalyst and for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Grant
    Filed: September 17, 2004
    Date of Patent: August 25, 2009
    Assignees: ENI S.p.A., Institut Francais du Petrole, Enitecnologie S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • PROCESS FOR THE RUNNING OF A REACTOR SUITABLE FOR HETEROGENEOUS REACTIONS COMBINED WITH REACTIONS TAKING PLACE IN THREE-PHASE SYSTEM
    Publication number: 20090197980
    Abstract: Process for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Application
    Filed: February 13, 2009
    Publication date: August 6, 2009
    Applicants: ENI S.P.A., INSTITUT FRANCAIS DU PETROLE, ENITECNOLOGIE S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • Process for the running of a reactor suitable for heterogeneous reactions combined with reactions taking place in three-phase systems
    Patent number: 7550515
    Abstract: Process for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Grant
    Filed: September 17, 2004
    Date of Patent: June 23, 2009
    Assignees: ENI S.p.A., Institut Francais du Petrole, Enitecnologie S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • Process for synthesising hydrocarbons in a three-phase reactor in the presence of a catalyst comprising a group VIII metal supported on zirconia or on a zirconia-alumina mixed oxide
    Patent number: 7241815
    Abstract: A process is described for synthesising hydrocarbons from a mixture comprising carbon monoxide and hydrogen and possibly carbon dioxide CO2, in the presence of a supported catalyst comprising at least one group VIII metal. The support comprises zirconia or a mixed zirconia-alumina oxide and the zirconia is present in the quadratic and/or amorphous form. Said catalyst is used in a liquid phase in a three-phase reactor.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: July 10, 2007
    Assignees: Institut Francais du Petrole, ENI S.p.A.
    Inventors: Magalie Roy-Auberger, Renaud Revel, Virginie Tissot, Dan Ion Enache, Roberto Zennaro, Giovanni Pederzani
  • Process for the running of a reactor suitable for heterogeneous reactions combined with reactions taking place in three-phase systems
    Publication number: 20070135527
    Abstract: Process for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Application
    Filed: September 17, 2004
    Publication date: June 14, 2007
    Applicants: ENI S.p.A, INSTITUT FRANCAIS DU PETROLE, ENITECNOLOGIE S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • Process for the charging of a catalyst into a reactor suitable for reactions in heterogenous phase
    Publication number: 20070066690
    Abstract: Process for the charging of a catalyst and for the running of a reactor in which reactions take place in multiphase systems, wherein a gaseous phase prevalently consisting of CO and H2 is bubbled into a suspension of a solid in the form of particles (catalyst) in a liquid (prevalently reaction product), according to the Fischer-Tropsch technology.
    Type: Application
    Filed: September 17, 2004
    Publication date: March 22, 2007
    Applicants: ENI S.p.A., INSTITUT FRANCAIS DU PETRROLE, ENITECHNOLOGIE S.p.A.
    Inventors: Cristina Maretto, Giovanni Pederzani
  • Process for synthesising hydrocarbons in a three-phase reactor in the presence of a catalyst comprising a group VIII metal supported on zirconia or on a zirconia-alumina mixed oxide
    Publication number: 20050282917
    Abstract: A process is described for synthesising hydrocarbons from a mixture comprising carbon monoxide and hydrogen and possibly carbon dioxide CO2, in the presence of a supported catalyst comprising at least one group VIII metal. The support comprises zirconia or a mixed zirconia-alumina oxide and the zirconia is present in the quadratic and/or amorphous form. Said catalyst is used in a liquid phase in a three-phase reactor.
    Type: Application
    Filed: March 10, 2005
    Publication date: December 22, 2005
    Inventors: Magalie Roy-Auberger, Renaud Revel, Virginie Tissot, Dan Enache, Roberto Zennaro, Giovanni Pederzani
  • Catalyst based on cobalt and its use in the fischer-tropsch process
    Patent number: 6586481
    Abstract: A catalyst, which can be used in the Fischer-Tropsch process, and contains cobalt oxide having crystals with an average size ranging from 20 to 80 Å supported on an inert carrier of alumina. A preparation process for the catalyst and a Fischer-Tropsch process utilizing the catalyst are also provided.
    Type: Grant
    Filed: March 4, 2002
    Date of Patent: July 1, 2003
    Assignees: ENI S.p.A., AGIP Petroli S.p.A., Institut Francais du Petrole, Enitecnologie S.p.A.
    Inventors: Giovanni Pederzani, Roberto Zennaro, Sonia Morselli, Gastone Del Piero
  • PROCESS FOR CONVERTING SYNTHESIS GAS IN THE PRESENCE OF A CATALYST COMPRISING A GROUP VIII ELEMENT DISPERSED ON A SUPPORT BASED ON ALUMINA MODIFIED BY AQUEOUS IMPREGNATION OF QUATERNARY AMMONIUM SILICATE
    Patent number: 6515035
    Abstract: A process is described for converting synthesis gas in the presence of a catalyst comprising at least one group VIII element dispersed on a support comprising alumina modified by aqueous impregnation of quaternary ammonium silicate and comprising in the range of about 3% by weight to about 9.5% by weight of silica. Said support can optionally also comprise at least one oxide selected from the group formed by rare earth oxides, alkaline-earth oxides and zirconium oxide.
    Type: Grant
    Filed: October 24, 2001
    Date of Patent: February 4, 2003
    Assignees: Institute Francais du Petrole, AGIP Petroli S.p.A., ENI S.p.A.
    Inventors: Magalie Roy-Auberger, Patrick Euzen, Vincent Zozaya, Roberto Zennaro, Giovanni Pederzani
  • Catalyst based on cobalt and its use in the fischer-tropsch process
    Publication number: 20020183405
    Abstract: A catalyst is described, which can be used in the Fischer-Tropsch process, essentially consisting of cobalt oxide supported on an inert carrier essentially consisting of alumina, characterized in that the above cobalt oxide essentially consists of crystals having an average size ranging from 20 to 80 Å.
    Type: Application
    Filed: March 4, 2002
    Publication date: December 5, 2002
    Applicant: ENI S.p.A.
    Inventors: Giovanni Pederzani, Roberto Zennaro, Sonia Morselli, Gastone Del Piero
  • PROCESS FOR CONVERTING SYNTHESIS GAS IN THE PRESENCE OF A CATALYST COMPRISING A GROUP VIII ELEMENT DISPERSED ON A SUPPORT BASED ON ALUMINA MODIFIED BY AQUEOUS IMPREGNATION OF QUATERNARY AMMONIUM SILICATE
    Publication number: 20020177630
    Abstract: A process is described for converting synthesis gas in the presence of a catalyst comprising at least one group VIII element dispersed on a support comprising alumina modified by aqueous impregnation of quaternary ammonium silicate and comprising in the range of about 3% by weight to about 9.5% by weight of silica. Said support can optionally also comprise at least one oxide selected from the group formed by rare earth oxides, alkaline-earth oxides and zirconium oxide.
    Type: Application
    Filed: October 24, 2001
    Publication date: November 28, 2002
    Applicant: Institut Francais du Petrole
    Inventors: Magalie Roy-Auberger, Patrick Euzen, Vincent Zozaya, Roberto Zennaro, Giovanni Pederzani