Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351310 | Rectificative separation of fluids comprising (meth) acrylic monomers | Joachim Thiel, Juergen Schroeder | 2008-04-01 |
| 7279075 | Thermal separating process between at least one gaseous and at least one liquid stream, of which at least one comprises (meth)acrylic monomers | Joachim Thiel, Hugues Vandenmersch, Juergen Schroeder | 2007-10-09 |
| 7268251 | Method for producing (meth) acrylic acid esters | Matthias Geisendoerfer, Gerhard Nestler | 2007-09-11 |
| 6512138 | Preparation of (meth)acrylates | Heinrich Aichinger, Holger Herbst, Gerhard Nestler, Jürgen Schröder | 2003-01-28 |
| 6177590 | Method for the production of (meth)acrylic acid esters | Heinrich Aichinger, Michael Fried, Gerhard Nestler | 2001-01-23 |
| 6166248 | Process for the separation of acrylic acid | Bernd Heida, Fritz Thiessen, Ulrich Hammon | 2000-12-26 |
| 5945560 | Continuous preparation of alkyl esters of (meth) acrylic acid | Gabriele Iffland, Alexander Weck, Heinrich Aichinger, Holger Herbst, Gerhard Nestler +1 more | 1999-08-31 |
| 5900125 | Continuous preparation of alkyl esters of (meth)acrylic acid and apparatus for this purpose | Herbert Exner, Karl Baur, Toni Dockner, Christiane Potthoff | 1999-05-04 |
| 5883288 | Continuous preparation of alkyl esters of (meth)acrylic acid | Gabriele Iffland, Alexander Weck, Heinrich Aichinger, Holger Herbst, Gerhard Nestler +4 more | 1999-03-16 |
| 5831124 | Purification of acrylic acid and methacrylic acid | Otto Machhammer, Bernd Eck, Theo Proll | 1998-11-03 |
| 5811574 | Continuous preparation of alkyl esters of (meth)acrylic acid and apparatus for this purpose | Herbert Exner, Karl Baur, Toni Dockner, Christiane Potthoff | 1998-09-22 |
| 5683555 | Working up reaction mixtures obtained in addition reactions with acetylene or propyne | Marc Heider, Michael Karcher, Martin Schmidt-Radde | 1997-11-04 |
| 5670639 | Preparation of n-vinyllactams | Martin Schmidt-Radde, Marc Heider, Harald Rust | 1997-09-23 |