Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5861130 | Blowing grate of a catalytic cracking unit regenerator, containing modular ceramic parts | Klaus Werhahn, Jean Rech | 1999-01-19 |
| 4310877 | Monitoring device for regulating any sequence of automatic operations in an industrial plant | — | 1982-01-12 |