Issued Patents All Time
Showing 76–100 of 244 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284932 | Method for producing alcohols containing cycloaliphatic groups | Rolf Pinkos, Joachim Wulff-Doring | 2001-09-04 |
| 6278023 | Method for producing aliphatic alpha-, omega-diamines | Guido Voit, Peter Bassler, Andreas Ansmann, Hermann Luyken, Martin Merger +2 more | 2001-08-21 |
| 6265602 | Method for hydrogenating aliphatic alpha-, omega-dinitriles | Guido Voit, Frank Ohlbach, Hermann Luyken, Martin Merger, Alwin Rehfinger +2 more | 2001-07-24 |
| 6255521 | Method for producing aliphatic alpha, omega-amino nitriles | Guido Voit, Andreas Bohnsack, Peter Bassler, Hermann Luyken, Martin Merger +1 more | 2001-07-03 |
| 6251229 | Process for the separation of 2-aminomethylcyclopentylamine from a mixture containing hexamethyldiamine and 2-aminomethylcyclopentylamine | Hermann Luyken, Alwin Rehfinger, Peter Bassler, Guido Voit, Martin Merger +1 more | 2001-06-26 |
| 6245948 | Preparation of tetrahydrofuran from dialkoxybutenes | Rolf Pinkos, Martin Schäfer, Arthur Hohn, Peter Schwab | 2001-06-12 |
| 6222059 | Process for the manufacture of aliphatic alpha, omega amino nitriles | Klaus Ebel, Klemens Flick, Martin Merger, Guido Voit | 2001-04-24 |
| 6222033 | Method for producing cyclic lactams | Eberhard Fuchs | 2001-04-24 |
| 6211401 | Process for preparing polytetrahydrofuran | Karsten Eller, Christoph Sigwart, Rainer Becker, Klaus-Dieter Plitzko, Frank Stein +2 more | 2001-04-03 |
| 6207851 | Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine | Hermann Luyken, Guido Voit, Peter Bassler, Alwin Rehfinger | 2001-03-27 |
| 6204417 | Method for producing aliphatic alcohols | Rolf Pinkos, Joachim Wulff-Doring | 2001-03-20 |
| 6169189 | Process for preparing tetrahydrofuran from dialkoxybutenes | Rolf Pinkos, Martin Schäfer, Arthur Hohn, Peter Schwab | 2001-01-02 |
| 6147208 | Process for simultaneously preparing caprolactam and hexamethylene diamine | Gunther Achhammer, Peter Bassler, Eberhard Fuchs, Hermann Luyken, Werner Schnurr +2 more | 2000-11-14 |
| 6140545 | Preparation of alcohols | Martin Merger, Shelue Liang, Joachim Wulff-Doring | 2000-10-31 |
| 6139693 | Method for obtaining hexamethylene diamine from mixtures containing hexamethylene diamine | Peter Bassler, Hermann Luyken, Alwin Rehfinger, Guido Voit | 2000-10-31 |
| 6121481 | Process for preparing 6-aminocapronitrile | Rocco Paciello, Michael Roper, Werner Schnurr | 2000-09-19 |
| 6114567 | Preparation of aliphatic alpha, omega-aminonitriles | Klemens Flick, Johann-Peter Melder, Werner Schnurr, Klaus Ebel, Tom Witzel +2 more | 2000-09-05 |
| 6111147 | Process for preparing polytetrahydrofuran and derivatives thereof | Christoph Sigwart, Karsten Eller, Rainer Becker, Klaus-Dieter Plitzko, Frank Stein +2 more | 2000-08-29 |
| 6110856 | Catalysts suitable for preparing aliphatic alpha-, omega-aminonitriles by partial hydrogenation of aliphatic dinitriles | Klemens Flick, Klaus Ebel, Werner Schnurr, Guido Voit | 2000-08-29 |
| 6103941 | Preparation of 1,4-butanediol | Christoph Sigwart | 2000-08-15 |
| 6103939 | Process for the preparation of 1,4-butanediol monoethers | Rolf Pinkos, Martin Schäfer, Arthur Hohn, Peter Schwab | 2000-08-15 |
| 6093857 | Preparation of cyclopentanols | Rolf Pinkos, Norbert Rieber, Michael Schulz, Joaquim Henrique Teles | 2000-07-25 |
| 6080883 | Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine | Werner Schnurr, Guido Voit, Klemens Flick, Johann-Peter Melder, Wolfgang Harder | 2000-06-27 |
| 6048997 | Manufacturing process for 6-aminocapronitrile | Rocco Paciello, Michael Roper, Werner Schnurr | 2000-04-11 |
| 6043338 | Method of producing polyoxytetramethylene glycol | Christoph Sigwart, Karsten Eller, Rainer Becker, Klaus-Dieter Plitzko, Gerd Heilen | 2000-03-28 |