Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681916 | Process for producing urea-modified, highly reactive phenolic resins useful as bonding agents for center-layer particles in the manufacture of particleboard | Matthias Lattekamp, Manfred Gramse, Hans-Jurgen Krezmin | 1997-10-28 |
| 5011886 | Process for producing modified phenolic resin bonding agents and use thereof for producing particle board | Matthias Lattekamp, Gerd Ripkens, Hans-Heinz Schittek | 1991-04-30 |
| 4525227 | Process for the manufacture of multi-layer particle board using a phenol formaldehyde resin having a lower solids content | Gerd Ripkens, Hans-Heinz Schittek | 1985-06-25 |