| 6699911 |
Catalytic reduction of alkyne compounds |
Thomas Müller, Hansgeorg Ernst |
2004-03-02 |
| 6590111 |
Selective reduction of alkyne compounds |
Thomas Müller, Volker Bomm |
2003-07-08 |
| 5616737 |
Stereoselective preparation of (-) 3a,6,6,9a-tetramethyl-perhydronaphtho[2,1-b]furan |
Christoph Martin |
1997-04-01 |
| 5300303 |
Spray granules or microgranules of pure riboflavin which contain no binder are non-dusting and free-flowing, and the preparation thereof |
Hans Kiefer, Christoph Martin |
1994-04-05 |
| 5210023 |
Method of purifying ferment-produced riboflavin |
Hans Kiefer, Christoph Martin |
1993-05-11 |
| 5169759 |
Removal of riboflavin from fermentation suspensions |
Tillmann Faust, Joachim Meyer, Georg Wellinghoff, Walter Gosele, Christoph Martin |
1992-12-08 |
| 5095115 |
Preparation of riboflavin 5'-phosphate (FMN) and its sodium salt in a lactone |
Hans Kiefer |
1992-03-10 |
| 5017700 |
Preparation of riboflavin-5'-phosphate (5'-FMN) and its sodium salt, and of riboflavin-4',5'-cyclophosphoric acid ester chloride as an intermediate |
Hans Kiefer |
1991-05-21 |
| 4977190 |
Preparation of riboflavin, produced by a microbial method, in the form of spray-dried granules or microgranules |
Joachim Meyer, Wolfgang Buehler, Gunter Eipper, Hans Kiefer, Christoph Martin |
1990-12-11 |
| 4806643 |
Preparation of riboflavin |
— |
1989-02-21 |
| 4687847 |
Purification of riboflavin |
Hans Christoph Horn |
1987-08-18 |
| 4673742 |
Preparation of riboflavin |
Hans Christoph Horn |
1987-06-16 |
| 4567262 |
Purification of riboflavin |
Hans Christoph Horn |
1986-01-28 |
| 4421931 |
Preparation of anthranilic acid amides |
Peter Tonne, Winfried Ludwig, Gerhard Kilpper |
1983-12-20 |
| 4419519 |
Continuous preparation of phthalimide |
Gerhard Kilpper |
1983-12-06 |
| 4328339 |
Continuous preparation of isatoic anhydride |
Gerhard Kilpper, Peter Tonne, Hans Christoph Horn, Eckhard Hetzel |
1982-05-04 |
| 4276433 |
Continuous preparation of anthranilic acid |
Gerhard Kilpper |
1981-06-30 |
| 4233459 |
Continuous manufacture of anthranilic acid |
Gerhard Kilpper |
1980-11-11 |
