Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976204 | Abrasive articles and method for preparing them | Janet L. Hammarstrom, Michael J. Lemberger, Mark W. Rowden | 1999-11-02 |
| 5611827 | Method for preparing mixtures for abrasive articles | Janet L. Hammarstrom, Michael J. Lemberger, Mark W. Rowden | 1997-03-18 |
| 5399606 | Thermosetting plastic powder mixtures | Michael König, Achim Hansen, Josef Suren | 1995-03-21 |
| 5373070 | Binder mixtures containing lignin and phenol novolaks | Ken Kurple, Achim Hansen, Stephan Schröter, Willi Roll | 1994-12-13 |
| 5345001 | Aqueous resol solutions and preparation thereof | Stephan Schröter, Achim Hansen, Peter Adolphs | 1994-09-06 |
| 5304225 | Binder mixture | Karl-Heinz Schwieger, Peter Adolphs, Josef Suren, Bertold E. Meier | 1994-04-19 |
| 5300593 | Lignin modified binding agents | Achim Hansen, Stephan Schröter, Josef Suren | 1994-04-05 |
| 5288774 | Novel low-emission, cold-curing binding agents | Achim Hansen, Alois Kwasniok | 1994-02-22 |
| 5260405 | Lignin modified binding agents | Achim Hansen, Stephan Schröter, Josef Suren | 1993-11-09 |
| 5254639 | Binding agents | Achim Hansen, Stephan Schröter, Josef Suren | 1993-10-19 |
| 5043365 | Novel molding materials | Alois Kwasniok, Peter Adolphs, Ralf Wetzig | 1991-08-27 |
| 4942217 | Novel heat-hardenable binders phenol-formaldehyde+HMT+acid | Alois Kwasniok | 1990-07-17 |
| 4918116 | High temperature resistant molding materials | Karl-Heinz Schwieger, Peter Adolphs, Josef Suren | 1990-04-17 |
| 4745024 | Non-woven textiles | Karl Jellinek, Karl-Heinz Schwieger, Peter Adolphs, Josef Suren | 1988-05-17 |
| 4634723 | Furfuryl alcohol binders, methods for their production and use | Alois Kwasniok, Harald Heerdegen, Gerhard Janocha | 1987-01-06 |
| 4587291 | Multicomponent aqueous resole binder with extended processability time | Karl-Heinz Schwieger, Peter Adolphs, Gerhard Grossmann | 1986-05-06 |
| 4584329 | Hardenable molding masses and their use | Peter Adolphs, Alois Kwasniok | 1986-04-22 |