Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4657946 | Paper sizing method and emulsion | Michael D. Breslin | 1987-04-14 |
| 4414060 | Method for sulfite pulping using water-soluble molybdenum containing compounds | — | 1983-11-08 |
| 4347103 | Method for sulfite pulping using water-soluble molybdenum-containing compounds as catalysts | — | 1982-08-31 |
| 4255233 | Use of polyacrylic acid in pulp bleaching processes to preserve pulp strength and aid in brightness | David R. Cosper | 1981-03-10 |
| 4244780 | Use of thiourea dioxide in pulp bleaching processes to preserve pulp strength and aid in brightness | David R. Cosper | 1981-01-13 |