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Thermal separating process for removing at least one stream containing enriched (meth) acrylic monomers |
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2008-07-01 |
| 7326802 |
Preparation of at least one partial oxidation and/or ammoxidation product of propylene |
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2008-02-05 |
| 7238827 |
Preparation of at least one partial oxidation and/or ammoxidation product of propylene |
Claus Hechler, Gotz-Peter Schindler, Jochen Petzoldt, Christoph Adami, Otto Machhammer +1 more |
2007-07-03 |
| 7179875 |
Method for producing water-absorbent resins |
Eberhard Fuchs, Gerhard Nestler, Klaus Joachim Mueller-Engel |
2007-02-20 |
| 7157598 |
Method for producing an aqueous alkali acrylate solution |
Eberhard Fuchs, Klaus Joachim Mueller-Engel |
2007-01-02 |
| 7019168 |
Heterogeneously catalyzed partial gas phase oxidation of propene to acrylic acid |
Martin Dieterle, Jochen Petzoldt, Klaus Joachim Müller-Engel |
2006-03-28 |
| 7012157 |
Preparation of (meth)acrylic acid |
Frieder Borgmeier, Frank Rosowski, Klaus Joachim Müller-Engel |
2006-03-14 |
| 6458989 |
Method for producing (meth)acrylic acid and (meth)acrylic acid esters |
Heinrich Aichinger, Gerhard Nestler |
2002-10-01 |
| 6207022 |
Purification of crude (meth) acrylic acid |
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2001-03-27 |
| 5482597 |
Purification of crude (meth)acrylic acid |
Holger Herbst, Gerhard Nestler, Jerry Darlington |
1996-01-09 |
| 5449821 |
Multimetal oxide compositions for gas-phase catalytic oxidation |
Hans-Peter Neumann, Hermann Petersen, Walter Doerflinger |
1995-09-12 |
| 5364825 |
Multimetal oxide compositions and process of preparing same |
Hans-Peter Neumann, Hermann Petersen, Walter Doerflinger |
1994-11-15 |
| 5144091 |
Preparation of acrolein or methacrolein by actalytic gas-phase oxidation of propene or isobutene |
Ulrike Wegerle, Wilhelm Ruppel, Lothar Riekert, Dieter Becker, Michael Kotter |
1992-09-01 |
| 5017542 |
Catalyst for the oxidation and ammonoxidation of .alpha.-, .beta.-unsaturated hydrocarbons |
Wolf D. Mross, Gerd-Juergen Engert |
1991-05-21 |
| 4916103 |
Preparation of a catalytically active composition for the gas phase oxidation of propylene to acrolein and acrylic acid |
Matthias Schwarzmann, Karl-Heinz Boehning, Heinz Dreyer |
1990-04-10 |
