Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665204 | Method for de-inking printed waste paper by the washing process using an alkoxylated nonionic surfactant | Gail M. Howell, Anthony B. Cook | 1997-09-09 |
| 5665853 | Dry strength resin compositions | — | 1997-09-09 |
| 5658426 | Alkoxylated lanolin derivatives as deinking agents | Gail M. Howell, Anthony B. Cook | 1997-08-19 |
| 5658427 | Ethoxylated soya glycerides with glycols as deinking collector modifiers | Nancy S. Clungeon, Sheila Deveneaux, Christy A. Richards | 1997-08-19 |
| 5645762 | Defoamer composition and method of using the same | Anthony B. Cook, John J. Palmer | 1997-07-08 |
| 5593543 | Process for repulping wet strength paper | Barbara Balos, Nancy S. Clungeon, James Patterson, Stephen A. Fischer | 1997-01-14 |