Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368623 | Process and apparatus for the continuous production of mineral wool nonwovens | Joachim Mellem | 1994-11-29 |
| 5296013 | Process and apparatus for the continuous production of mineral wool nonwovens | Joachim Mellem | 1994-03-22 |
| 5093069 | Process and device for the production of mineral wool nonwoven fabrics especially from rock wool | Joachim Mellem, Heinz-Juergen Ungerer, Hans Furtak | 1992-03-03 |