| 9181169 |
Process for heterogeneously catalyzed gas phase partial oxidation of (meth)acrolein to (meth)acrylic acid |
Cathrin Alexandra Welker-Nieuwoudt, Andrey Karpov, Frank Rosowski, Klaus Joachim Mueller-Engel, Alfons Drochner +6 more |
2015-11-10 |
| 8664449 |
Method for the continuous production of 2-butanone in hot pressurized water having an added electrolyte |
Christoph Ruedinger, Hans Eberle, Andrea Soler |
2014-03-04 |
| 8044246 |
Process for the selective preparation of acetaldehyde from acrolein and one or more ammonium salts dissolved in water |
Wolfgang Wenger, Andreas HEYL, Lothar Ott, Paul Hanselmann, Gökhan Aras |
2011-10-25 |
| 6207022 |
Purification of crude (meth) acrylic acid |
Toni Dockner, Gerhard Nestler, Holger Herbst, Helmut Lermer, Hans Martan +1 more |
2001-03-27 |
| 6090977 |
Continuous heterogeneously catalyzed gas-phase partial oxidation of an organic compound |
Werner Hefner, Otto Machhammer, Hans-Peter Neumann, Andreas Tenten, Wilhelm Ruppel |
2000-07-18 |
| 5905161 |
Regeneration of catalyst used in the preparation of 3,4-epoxy-1-butene |
Stefan Boeck, Klaus Herzog, Rolf Fischer, Martin Fischer |
1999-05-18 |
| 5705684 |
Preparation of acrolein, acrylic acid or a mixture thereof from propane |
Werner Hefner, Otto Machhammer, Hans-Peter Neumann, Andreas Tenten, Wilhelm Ruppel |
1998-01-06 |
| 5684188 |
Continuous heterogeneously catalyzed gas-phase oxidation of propylene to acrolein, acrylic acid or a mixture thereof |
Werner Hefner, Otto Machhammer, Hans-Peter Neumann, Andreas Tenten, Wilhelm Ruppel |
1997-11-04 |
| 5618954 |
Preparation of 3,4-epoxy-1-butene |
Stefan Boeck, Klaus Herzog, Rolf Fischer, Martin Fischer |
1997-04-08 |
| 5453365 |
Preparation of lactates |
Hans-Josef Sterzel, Herbert Exner, Detlef Kratz |
1995-09-26 |
| 5410089 |
Preparation of dihydroxyacetone |
Eugen Gehrer, Wolfgang Harder, Bernhard Knuth, Klaus Ebel, Carsten Groening |
1995-04-25 |
| 5356460 |
Removal of methacrolein from a gaseous mixture |
Herbert Exner, Gerd Bohner |
1994-10-18 |
| 5221767 |
Compositions of the formula Mo.sub.12 P.sub.a V.sub.b X.sup.1 c X.sup.2 d X.sup.3 e Sb.sub.f Re.sub.g S.sub.h O.sub.n |
Karl-Heinz Boehning, Gerd Duembgen, Ulrich Hammon, Richard Krabetz, Franz Merger +2 more |
1993-06-22 |
| 5173468 |
Compositions of the formula MO.sub.12 P.sub.a V.sub.b X.sup.1.sub.c X.sup.2.sub.d X.sup.3.sub.e Sb.sub.f Re.sub.g S.sub.h O.sub.n |
Karl-Heinz Boehning, Gerd Duembgen, Ulrich Hammon, Richard Krabetz, Franz Merger +2 more |
1992-12-22 |
