Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474435 | Device for cooling, granulating and drying molten strands of synthetic thermoplastic material emerging from dies | — | 1995-12-12 |
| 5066210 | Apparatus for cooling and granulating extrusions of thermoplastic material | — | 1991-11-19 |
| RE33492 | Apparatus for cooling and granulation of thermoplastic strands | — | 1990-12-18 |
| 4838775 | Device for granulating strands of thermoplastic materials | — | 1989-06-13 |
| 4632752 | Apparatus for cooling and granulation of thermoplastic strands | — | 1986-12-30 |
| 4530649 | Apparatus for feeding of molten strands to a drainage trough | Heinrich Philipp, Horst Lettner | 1985-07-23 |
| 4528157 | Feeding of molten strands to a discharge trough | Horst Lettner, Hans Hench | 1985-07-09 |
| 4489505 | Device for the dehydration and drying of solids, especially of hydraulically(underwater-)granulated plastic materials | Hans Hench, Horst Lettner | 1984-12-25 |
| 4192635 | Apparatus for cooling and granulating thermoplastic strands | Heinz Philipp | 1980-03-11 |