Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810328 | Method of brown stock washing | Richard E. Freis, Thomas R. Oakes | 1989-03-07 |
| 4605773 | Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using | James A. McDonell | 1986-08-12 |
| 4599190 | Composition for drinking secondary fibers | — | 1986-07-08 |
| 4518459 | Methods of deinking secondary fibers | Richard E. Freis, Thomas R. Oakes | 1985-05-21 |
| 4483741 | Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using | James A. McDonell | 1984-11-20 |
| 4445971 | Methods of foam inhibition or depression | Susan C. Lappi | 1984-05-01 |
| 4443357 | Hydrophobic silica or silicate, compositions containing the same and methods for making and using the same | Thomas R. Oakes | 1984-04-17 |