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Inventor: Touret; Olivier
Address: Aubervilliers, FR
No. of patents: 6
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6093223 |
Aggregates of ceric oxide crystallites and reduction of vehicular emissions therewith |
July 25, 2000 |
| Vehicular emissions are reduced/purified via combustion of the hydrocarbon fuel therefor, e.g., diesel fuel, in the presence of a cerium compound, preferably a cerium (IV) compound, to produce soots having depressed ignition temperatures that contain effective purifying amounts of ag |
| 5928619 |
Composition based on ceric oxide, preparation and use |
July 27, 1999 |
| The invention relates to new compositions based on ceric oxide having an improved oxygen storage capacity, these compositions being characterized in that they contain, besides ceric oxide, at least one oxide of another metallic element M chosen from the group consisting of iron, bismuth, |
| 5529969 |
B.E.T. specific surface-stabilized ceria |
June 25, 1996 |
| Ceric oxide (ceria) particulates exhibiting a particularly small crystallite size, well suited for catalyst/catalyst carrier applications, include a specific surface-stabilizing amount of silicon values (preferably less than 1% by weight thereof, expressed as SiO.sub.2) and have a sp |
| 5397758 |
Alumina-based compositions and catalysts having high specific surface area |
March 14, 1995 |
| Porous alumina-based compositions having high specific surface areas, well adopted for catalyst applications and prepared by precipitation/hydrothermal treatment/calcination technique, comprise an alumina matrix having from 10% to 50% by weight of at least one rare earth or alkaline |
| 5348581 |
Rare earth sesquisulfide compositions comprising alkali/alkaline earth metal values |
September 20, 1994 |
| Unique compositions based on at least one crystalline rare earth sesquisulfide, well suited for the coloration of a wide variety of substrates, e.g., cosmetics, plastics, paints and rubbers, contain a dopant amount of at least one alkali/alkaline earth metal, at least a fraction of w |
| 5280002 |
Thermally stable ceric oxide-based compositions and process for their preparation |
January 18, 1994 |
| Thermally stable ceric oxide-based compositions, well suited as catalysts/catalyst supports for a wide variety of reactions, notably for the catalytic conversion of exhaust gases emanating from internal combustion engines, comprise particulates of immixture of a major amount of ceric |
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