Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7157406 | Catalysts or carriers which consist essentially of monoclinic zirconium dioxide | Michael Hesse, Werner Schnurr | 2007-01-02 |
| 6201160 | Preparation of alcohols | Martin Brudermuller, Martin Schmidt-Radde, Franz Merger, Tom Witzel, Detlef Kratz +5 more | 2001-03-13 |
| 6124234 | Catalyst with fine-particle dispersion of the active component | Thomas Fetzer, Wolfgang Buechele, Bernhard Otto, Hermann Wistuba, Gert Buerger | 2000-09-26 |
| 5783711 | Process for the preparation of heterocyclic aldehydes | Werner Schnurr, Rolf Fischer, Joachim Wulff-Doring, Horst Neuhauser | 1998-07-21 |
| 5763676 | Preparation of aromatic aldehydes | Rolf Fischer, Werner Schnurr, Joachim Wulff-Doring | 1998-06-09 |
| 5736484 | Nickel-containing hydrogenation catalysts | Peter Polanek, Harald Schwahn, Cristina Freire Erdbrugger | 1998-04-07 |
| 5736076 | Graphite moldings | Ruprecht Meissner, Knut Eger, Peter Weidlich, Heinz Dreyer | 1998-04-07 |
| 5714644 | Process and catalyst for the selective hydrogenation of butynediol to butenediol | Volkmar Menger, Ernest Miesen, Peter Stops, Fritz Graf | 1998-02-03 |
| 5663438 | Preparation of cyclic amines | Ulrich Kohler, Frank-Friedrich Pape, Joachim Wulff-Doring, Michael Hesse, Peter Polanek | 1997-09-02 |
| 5536691 | Cobalt catalysts and a process required for their preparation | Boris Breitscheidel, Peter Polanek, Hermann Petersen, Gerd Linden, Guido Voit +1 more | 1996-07-16 |
| 5254738 | Preparation of 1,4-alkylenediamines | Ulrich Koehler, Hardo Siegel | 1993-10-19 |
| 5194675 | Preparation of methyl formate | Klaus Joerg, Franz Mueller, Laszlo Marosi, Gerhard Borchert | 1993-03-16 |
| 5166433 | Catalyst and the amination of alcohols under hydrogenating conditions | Juergen Schossig, Wolfgang Schroeder, Siegfried Winderl | 1992-11-24 |
| 5132427 | Process for the preparation of amines | Ulrich Koehler, Hardo Siegel, Peter Jaeger | 1992-07-21 |
| 5128307 | Copper-containing catalyst for low temperature shift conversion | Herbert Wanjek, Claus Witte, Michael Jolyon Sprague, Wolfgang Hoelderich, Wolf D. Mross | 1992-07-07 |
| 5120880 | Preparation of muscone, intermediates for this preparation and preparation of said intermediates | Michael Huellmann, Thomas Kuekenhoehner, Karl Brenner, Rainer Becker, Charles Schommer | 1992-06-09 |
| 5081311 | Preparation of muscone, intermediates for this preparation and preparation of said intermediates | Michael Huellmann, Thomas Kuekenhoehner, Karl Brenner, Rainer Becker, Charles Schommer | 1992-01-14 |
| 5068468 | Hydrogenation of acetylenic alcohols | Juergen Schossig, Gerhard Koppenhoffer, Rudi Schnur, George Roley | 1991-11-26 |
| 5037793 | Catalyst for the hydrogenation of unsaturated aliphatic compounds | Herbert Toussaint, Juergen Schossig, Heinz Graefje, Wolfgang Reiss, Roland Spahl +2 more | 1991-08-06 |
| 5015788 | Process for the hydrogenation of acetylenic alcohols | Herbert Toussaint, Juergen Schossig, Heinz Graefje, Wolfgang Reiss, Roland Spahl +2 more | 1991-05-14 |
| 5002922 | Catalyst for the amination of alcohols under hydrogenating conditions | Juergen Schossig, Wolfgang Schroeder, Siegfried Winderl | 1991-03-26 |
| 4950763 | Preparation of ketones | Charles Schommer, Klaus Ebel, Toni Dockner, Wolfgang Hoelderich, Harald Rust | 1990-08-21 |
| 4943671 | Reductive dehalogenation of organic halogen compounds | Toni Dockner, Manfred Sauerwald, Herbert Krug | 1990-07-24 |
| 4849395 | Preparation of amorphous metal/magnesium silicates | Laszlo Marosi, Joachim Stabenow, Knut Eger, Guenter Zirker | 1989-07-18 |
| 4780552 | Preparation of furan by decarbonylation of furfural | Ludwig Wambach, Martin Fischer | 1988-10-25 |