Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886701 | Process for producing a tangled fibre material from glass fibres and polymer for the production of glass fibre-reinforced plastic mouldings and apparatus for performing the process | Gerd Ehnert, Manfred Ehlers, Gerhard Sauer | 1989-12-12 |
| 4867929 | Process for forming a flange on a hollow body of thermoplastic material | Peter Albrecht, Adolf Appel, Karl-Heinz Balkau, Claus Horwege, Wolfgang Reymann +2 more | 1989-09-19 |
| 4847032 | Process for producing hollow bodies from thermoplastic material | Peter Albrecht, Adolf Appel, Karl-Heinz Balkau, Edward Clar, Claus Horwege +2 more | 1989-07-11 |
| 4828783 | Process and apparatus for producing hollow bodies from thermoplastic material | Peter Albrecht, Wolfgang Reymann, Hermann Werner | 1989-05-09 |