Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847330 | Thermoplastic molding materials based on nylons and ethylene copolymers | Christoph Plachetta, Horst Reimann, Rainer Theysohn | 1989-07-11 |
| 4804725 | Reduction of the emission of hydrocarbons in pressure-reduction processes in high pressure polymerization reactors | Friedrich Kanne, Klaus Pfleger, Siegfried Kursawe, Klaus Boettcher, Gerhard Arnold | 1989-02-14 |