Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4427798 | Solutions of oligo-urethane ethers in polyether polyols and their use in a process for the production of polyurethane foams | Klaus Konig, Gernot Becker | 1984-01-24 |
| 4410424 | Screening apparatus for paper making stock | David E. Chupka | 1983-10-18 |
| 4400331 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides | Peter Haas, Heinz Muller, Kuno Wagner, Kurt Findeisen, Klaus Konig | 1983-08-23 |
| 4383918 | High turbulence screen | David E. Chupka | 1983-05-17 |
| 4371630 | Solution of a polyurethane in a polyol and a process for using such a solution in the production of polyurethane plastics | Klaus Konig, Hans-Walter Illger, Holger Meyborg | 1983-02-01 |
| 4328096 | Dual flow screening apparatus | David E. Chupka | 1982-05-04 |
| 4328321 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as additives for the production of polyurethane foams which are capable of being flame laminated and high frequency welded | Peter Haas, Heinz Muller, Kuno Wagner, Kurt Findeisen, Klaus Konig | 1982-05-04 |
| 4323657 | Dispersions of high melting polyesters in polyhydroxyl compounds, a process for their preparation and their use in the production of polyurethanes | Jan Mazanek, Roland Gipp, Robert Zollner, Kuuno Wagner, Johannes Blahak | 1982-04-06 |
| 4306037 | Process for the manufacture of elastic polyurethane foams capable of being flame laminated and high frequency welded | Klaus Konig, Wolfgang Reichmann, Hans-Walter Illger, Heinz Muller | 1981-12-15 |