Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750358 | Flow rate determination | — | 1988-06-14 |
| 4718981 | Bleached kraft paperboard by densification and heat treatment | Roy S. Swenson, Donald M. MacDonald | 1988-01-12 |
| 4718982 | Densification and heat treatment of paperboard produced from SCMP and other sulfite pulps | Roy S. Swenson, F. Keith Hall, Donald M. MacDonald | 1988-01-12 |
| 4692212 | Kraft linerboard by densification and heat treatment | Roy S. Swenson, Donald M. MacDonald, Jasper H. Field | 1987-09-08 |
| RE32182 | Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying | Peter J. Angelini | 1986-06-17 |
| 4512849 | Wet-laid, non-woven fabrics | Ralph E. Brandon, Charles J. Davis, Roy S. Swenson | 1985-04-23 |
| 4477495 | Method and apparatus for preparing thermoplastic coated webs and products thereof | William K. Kirk | 1984-10-16 |
| 4466862 | Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying | Peter J. Angelini | 1984-08-21 |
| 4200488 | Viscous dispersion for forming wet-laid, non-woven fabrics | Ralph E. Brandon, Charles J. Davis, Roy S. Swenson | 1980-04-29 |