Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5120424 | Binder pitch for an electrode and process for its manufacture | Denis Cottinet, Serge Buche, Jean L. Saint Romain | 1992-06-09 |
| 4997542 | Impregnation pitch with improved filterability and process for its manufacture | Serge Buche, Jean L. Saint Romain | 1991-03-05 |
| 4854845 | Apparatus for embossing sections of a cladding element for outer facades | Henri Corbel | 1989-08-08 |
| 4686803 | Cladding element for outer facades, and application thereof | Henri Corbel | 1987-08-18 |
| 4426160 | Device for measuring the deformation of a material under the influence of heat and its application to the determination of the wetting power of pitches | — | 1984-01-17 |
| 4379068 | Hydrophilic cotelomers having a terminal sulfonate group and containing acid and amine functions, and their application in detergent compositions | — | 1983-04-05 |
| 4294717 | Compositions containing an alkali metal mono- or polyalkylarylsulfonate and the corresponding hydroperoxide, process for their preparation and detergent compositions containing them | Jean-Luc Grardel, Gerard Caux | 1981-10-13 |