Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624609 | Enhancements to the air injection devices in a paper pulp flow for de-inking thereof | Alain Serres, Philippe Colin | 1997-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624609 | Enhancements to the air injection devices in a paper pulp flow for de-inking thereof | Alain Serres, Philippe Colin | 1997-04-29 |