Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5508242 | Yttrium oxide/titanium oxide ceramic compositions | Jean-Francois Baumard, Marcel Boncoeur, Gilles GASGNIER | 1996-04-16 |
| 5308809 | Transparent ceramics and production process for the same | Jean-Francois Baumard, Marcel Boncoeur, Gilles GASGNIER | 1994-05-03 |
| 4921616 | Alveolar ceramic filters for high melting metals | — | 1990-05-01 |
| 4853053 | Method of welding two halves of a hollow ceramic component | Michel G. Drouet, Jean-Louis Fatta-Barou, Michel Callegari, Jacques Noel | 1989-08-01 |
| 4696710 | Method of manufacturing a composite reinforced structure of ceramics material | Claudette Drouet, Alain Hordonneau, Bernard Capdepuy | 1987-09-29 |
| 4585500 | Method of manufacturing a reinforced composite structure of ceramic material | Claudette Drouet, Bernard Lengronne, Alain Hordonneau, Bernard Capdepuy | 1986-04-29 |
| 4576923 | Method of manufacturing parts or powders of a nitride compound of silicon or of a metal by reacting silicon or metal parts or powders in the solid state with a nitrogen-containing reactive gas | Daniel Broussaud, William Mustel | 1986-03-18 |
| 4568594 | Refractory composite reinforced with refractory fibers and process for manufacturing same | Alain Hordonneau, Bernard Capdepuy, Claudette Drouet | 1986-02-04 |
| 4424179 | Method of manufacturing a sintered silicon carbide ceramic part | Bernard Lengronne, Joseph Calvet, Serge Chateigner | 1984-01-03 |
| 4410636 | Method of manufacturing a sintered material based on silicon nitride, and material obtained by the method | Serge Chateigner | 1983-10-18 |
| 4343604 | Die for extruding ceramic material to form a body of cellular structure, and a method of obtaining said die | — | 1982-08-10 |
| 4271110 | Method of manufacturing a ceramic unit for indirect heat exchange and a heat exchanger unit obtained thereby | — | 1981-06-02 |