| 10150712 |
Compositions with improved urease-inhibiting effect comprising (thio)phosphoric acid triamide and further compounds |
Karl-Heinrich Schneider, Claudia Klodwig, Gregor Pasda, Alexander Wissemeier, Daniella Lohe +6 more |
2018-12-11 |
| 8603211 |
Mixture for the treatment of urea-containing fertilizers |
Gerd Buehler, Alexander Wissemeier, Wolfgang Weigelt |
2013-12-10 |
| 8110536 |
Bleach systems enveloped with polymeric layers |
Frank Dietsche, Karl Haeberle, Dietmar Haering |
2012-02-07 |
| 8075659 |
Preparations with improved urease-inhibiting effect and urea-containing fertilizers containing the latter |
Alexander Wissemeier, Patrick Deck, Oliver Huttenloch, Michael Mauβ, Gregor Pasda +2 more |
2011-12-13 |
| 7253280 |
Two-stage reactor for the production of melamine |
Christian Kuhrs, Eckehard Danz, Wolfgang Steiner, Thomas Grassler, Reiner Geier +2 more |
2007-08-07 |
| 7217679 |
Catalytic coating for the hydrogenation of maleic anhydride and related compounds to give γ-butyrolactone, tetrahydrofuran and derivatives thereof |
Holger Borchert, Stephan Schlitter, Rolf Fischer, Markus Rösch, Frank Stein +1 more |
2007-05-15 |
| 6958404 |
Method for the hydrogenation of maleic anhydride and related compounds in a fluid bed reactor |
Holger Borchert, Stephan Schlitter, Michael Hesse, Frank Stein, Rolf Fischer +2 more |
2005-10-25 |
| 6921830 |
Method for purifying an organic solvent for the purposes of absorption of maleic acid anhydride |
Alexander Weck, Gerd Kaibel |
2005-07-26 |
| 6888011 |
Porous catalyst for the hydrogenation of maleic anhydride to tetrahydrofuran |
Holger Borchert, Stephan Schlitter, Markus Rösch, Rolf Fischer, Alexander Weck |
2005-05-03 |
| 6846389 |
Method for distillative separation of mixtures containing tetrahydrofuran, γ-butyrolactone and/or 1,4-butanediol |
Gerd Kaibel, Alexander Weck |
2005-01-25 |
| 6831182 |
Method for the hydrogenation of maleic anhydride and related compounds in two serial reaction zones |
Holger Borchert, Stephan Schlitter, Rolf Fischer, Markus Rösch, Frank Stein +2 more |
2004-12-14 |
| 6730800 |
Method for the production of tetrahydrofuran |
Rolf Fischer, Frank Stein, Rolf Pinkos, Michael Hesse, Michael Jolyon Sprague +4 more |
2004-05-04 |
| 6433192 |
Method for producing mixtures of 1,4-butanediol, tetrahydrofuran and &ggr;-butyrolactone |
Rolf Fischer, Gerd Kaibel, Rolf Pinkos |
2002-08-13 |
| 6350924 |
Method for producing 1,4-butanediol |
Rolf Fischer, Gerd Kaibel, Rolf Pinkos |
2002-02-26 |
| 6346629 |
Method for producing butyrolactones |
Melanie Brunner, Udo Rheude, Jochem Henkelmann |
2002-02-12 |
| 6329532 |
Method for separating maleic anhydride from maleic anhydride-containing mixtures by stripping |
Rolf Pinkos |
2001-12-11 |
| 6316680 |
Isolation of .alpha.-ethynyl carbinols by distillation |
Harald Rust, Thomas Ruhl, Jochem Henkelmann, Susanne Stutz |
2001-11-13 |
| 6054628 |
Reacting Grignard compounds with carbonyl compounds and ensuing hydrolysis |
Manfred Stroezel, Udo Rheude, Gerd Kaibel |
2000-04-25 |
| 5603813 |
Purifying distillation of vinyl formate |
Thomas Ruhl, Marc Heider, Jochem Henkelmann, Harald Rust |
1997-02-18 |
