| 4645579 |
Preparation of aqueous hydroxylamine solutions |
Franz-Josef Weiss, Wolfgang Habermann, Peter Hammes, Erwin Thomas, Peter Thoma |
1987-02-24 |
| 4634584 |
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation |
Otto-Alfred Grosskinsky, Josef Ritz, Erwin Thomas, Franz-Josef Weiss |
1987-01-06 |
| 4629613 |
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation |
Otto-Alfred Grosskinsky, Josef Ritz, Erwin Thomas, Franz-Josef Weiss |
1986-12-16 |
| 4576804 |
Stabilized solutions of hydroxylamine or its salts |
Otto-Alfred Grosskinsky, Josef Ritz, Erwin Thomas, Franz-Josef Weiss |
1986-03-18 |
| 4551318 |
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation |
Otto-Alfred Grosskinsky, Josef Ritz, Erwin Thomas, Franz-Josef Weiss |
1985-11-05 |
| 4482764 |
Preparation of diols |
Guenter Herrmann, Juergen Paetsch, Wolfgang Reiss, Siegfried Winderl |
1984-11-13 |
| 4477424 |
Continuous preparation of hydroxylammonium salts |
Otto-Alfred Grosskinsky, Gunther Rapp, deceased, Erwin Thomas |
1984-10-16 |
| 4457906 |
Preparation of hydroxylammonium salts |
Otto-Alfred Grosskinsky, Guenther Rapp, Erwin Thomas |
1984-07-03 |
| 4404176 |
Preparation of hydroxylammonium salts |
Otto-Alfred Grosskinsky, Gunther Rapp, deceased, Erwin Thomas |
1983-09-13 |
| 4387082 |
Removal of nitrous oxide from exit gases containing this compound during the production of hydroxylammonium salts |
Alfred-Otto Grosskinsky, Guenther Rapp, Erwin Thomas, Ruediger Schmitz |
1983-06-07 |
| 4360461 |
Process for obtaining caprolactam by cleaving caprolactam oligomers |
Hugo Fuchs, Otto-Alfred Grosskinsky |
1982-11-23 |
| 4350630 |
Continuous extraction of caprolactam from an aqueous solution containing caprolactam and its oligomers |
Hugo Fuchs, Uwe Brand, Ernst Deuker |
1982-09-21 |
| 4301073 |
Purification of caprolactam |
Hugo Fuchs, Otto-Alfred Grosskinsky, Klaus Kartte |
1981-11-17 |
