Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340518 | Process for the production of a cationic polychloroprene latex and a mixture of this latex with bitumen emulsion | Heinz Esser | 1982-07-20 |
| 4338238 | Process for the production of polychloroprene latices rich in solid matter | Wilfried Keller, Heinz Esser | 1982-07-06 |