Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867383 | Method and system for processing wastepaper | Frank G. Hamilton | 1989-09-19 |
| 4810270 | Separator | Kurt W. Niederer | 1989-03-07 |
| 4668339 | Process for dry deinking of secondary fiber sources | — | 1987-05-26 |
| 4615767 | Process for removing ink-bearing fines from dry-deinked secondary fiber sources | Robert M. Miers | 1986-10-07 |