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Process for producing polyisocyanates containing biuret groups from (cyclo)aliphatic diisocyanates |
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2002-07-02 |
| 6291579 |
Aqueous powder-paint dispersion |
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2001-09-18 |
| 6120802 |
Method of producing multi-layer medicaments in solid form for oral or rectal administration |
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2000-09-19 |
| 6051253 |
Production of solid drug forms |
Hans D. Zettler, Jorg Breitenbach, Joerg Rosenberg |
2000-04-18 |
| 5942589 |
Preparation of semicrystalline syndiotactic polymers of vinylaromatic monomers |
Josef Wunsch, Ralph Diener |
1999-08-24 |
| 5905096 |
Continuous production process of expandable styrene polymer beads |
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1999-05-18 |
| 5081270 |
Preparation of hydroxyanthraquinones |
Juergen Pfister, Rainer Nachtrab |
1992-01-14 |
