| 7875740 |
Iron-containing material suitable for use as hydrogenation catalyst |
Christoph Benisch, Peter Baβler, Rolf Fischer, Stefan Maixner, Johann-Peter Melder +1 more |
2011-01-25 |
|
| 7582805 |
Supported catalyst for the selective hydrogenation of alkynes and dienes |
Andrea Frenzel, Michael Hesse, Ekkehard Schwab |
2009-09-01 |
|
| 7501047 |
Method for purifying caprolactam |
Hermann Luyken, Christoph Benisch, Peter Baβler, Rolf Fischer, Stefan Maixner +1 more |
2009-03-10 |
|
| 7385073 |
Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereof |
Stefan Maixner, Christoph Benisch, Hermann Luyken, Peter Baβler, Rolf Fischer +1 more |
2008-06-10 |
|
| 7256153 |
Carrier catalytic converter for the selective hydrogenation of alkines and dienes |
Andrea Frenzel, Michael Hesse, Ekkehard Schwab |
2007-08-14 |
$1,109,000 |
| 7217818 |
Purification of caprolactam |
Rolf Fischer, Hermann Luyken, Peter Bassler, Christoph Benisch, Stefan Maixner +1 more |
2007-05-15 |
$954,000 |
| 7115781 |
Iron-containing oxidic material suitable for use as hydrogenation catalyst precursor |
Christoph Benisch, Peter Bassler, Rolf Fischer, Stefan Maixner, Johann-Peter Melder +1 more |
2006-10-03 |
$725,000 |
| 7091153 |
Hydrogenation catalyst |
Guido Voit, Rolf Fischer, Peter Bassler, Hermann Luyken, Martin Merger +2 more |
2006-08-15 |
$426,000 |
| 6972075 |
Method for removing 6-aminocapronitrile from mixtures that contain 6-aminocapronitrile, adipodinitrile and hexamethylenediamine |
Hermann Luyken, Frank Ohlbach, Rolf Fischer, Johann-Peter Melder, Peter Bassler +1 more |
2005-12-06 |
$2,384,000 |
| 6905997 |
Method for generating catalysts |
Frank Ohlbach, Hermann Luyken, Rolf Fischer, Johann-Peter Melder, Peter Bassler |
2005-06-14 |
$572,000 |
| 6896772 |
Method for separating ammonia from solutions containing caprolactam and ammonia |
Hermann Luyken, Frank Ohlbach, Stefan Maixner, Rolf Fischer, Johann-Peter Melder +1 more |
2005-05-24 |
$407,000 |
| 6878798 |
Method for producing a polymer, using caprolactam |
Frank Ohlbach, Helmut Winterling, Rolf Fischer, Johann-Peter Melder, Stefan Maixner +2 more |
2005-04-12 |
$271,000 |
| 6852669 |
Hydrogenation catalyst |
Guido Voit, Rolf Fischer, Peter Bassler, Hermann Luyken, Martin Merger +2 more |
2005-02-08 |
$197,000 |
| 6828468 |
Preparation of higher &agr;, &bgr;-unsaturated alcohols |
Jochem Henkelmann, Alois Kindler, Heinz Etzrodt, Carsten Oost, Susanne Stutz +5 more |
2004-12-07 |
$280,000 |
| 6828457 |
Method for reducing the content of an unsaturated amine in a mixture containing an amine and a nitrile |
Frank Ohlbach, Christoph Benisch, Hermann Luyken, Rolf Fischer, Johann-Peter Melder +2 more |
2004-12-07 |
$280,000 |
| 6815388 |
Method for activating passivated iron |
Frank Ohlbach, Rolf Fischer, Hermann Luyken, Johann-Peter Melder, Martin Merger +1 more |
2004-11-09 |
$431,000 |
| 6790996 |
Supported cobalt catalysts for nitrile hydrogenations |
Christoph Benisch |
2004-09-14 |
$308,000 |
| 6686465 |
Preparation of cyclic lactams |
Frank Ohlbach, Peter Bassler, Rolf Fischer, Hermann Luyken, Stefan Maixner +1 more |
2004-02-03 |
$911,000 |
| 6683180 |
Method for the production of caprolactam |
Frank Ohlbach, Rolf Fischer, Johann-Peter Melder |
2004-01-27 |
$346,000 |
| 6683178 |
Preparation of cyclic lactams |
Frank Ohlbach, Peter Bassler, Rolf Fischer, Hermann Luyken, Stefan Maixner +1 more |
2004-01-27 |
$346,000 |
| 6677486 |
Hydrogenation of nitriles over Raney catalysts |
Christoph Benisch, Frank Funke, Frank Ohlbach, Martin Merger |
2004-01-13 |
$593,000 |
| 6469211 |
Hydrogenation of nitriles over Raney catalysts |
Christoph Benisch, Frank Funke, Frank Ohlbach, Martin Merger |
2002-10-22 |
$266,000 |
| 6462220 |
Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine |
Hermann Luyken, Frank Ohlbach, Peter Bassler, Rolf Fischer, Johann-Peter Melder +4 more |
2002-10-08 |
$466,000 |
| 6407230 |
Method for producing lactams using oligophosphate catalysts |
Matthias Eiermann, Klemens Flick |
2002-06-18 |
$459,000 |
| 6365790 |
Preparation of C10-C30-alkenes by partial hydrogenation of alkynes over fixed-bed supported palladium catalysts |
Klaus Reimer, Gerd Kaibel, Ulrich Kammel, Franz Josef Brocker, Heinz Etzrodt +4 more |
2002-04-02 |
$364,000 |
