Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654089 | Counterflow spray rinse process | Paul J. Singelyn | 1987-03-31 |
| 4643108 | Apparatus for dehydrating metal hydroxide sludge | Paul J. Singelyn | 1987-02-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654089 | Counterflow spray rinse process | Paul J. Singelyn | 1987-03-31 |
| 4643108 | Apparatus for dehydrating metal hydroxide sludge | Paul J. Singelyn | 1987-02-17 |