Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344891 | Halogenated tertiary alkyl isocyanates and their preparation | Volker Schwendemann, Karl-Heinz Feuerherd | 1982-08-17 |
| 4327034 | Sulfamic acid halides and processes for the preparation of sulfamic acid halides | Gerhard Hamprecht, Adolf Parg | 1982-04-27 |
| 4314948 | Preparation of mixtures of 1-monohalogenated isocyanates and 1,2-unsaturated isocyanates | Karl-Heinz Feuerherd, Heinz-Guenter Oeser | 1982-02-09 |