| 6767623 |
Sandwich panel |
Christof Möck |
2004-07-27 |
| 6677040 |
Expanded polypropylene particles |
Frank Braun, Guiscard Glück, Klaus Hahn, Isidoor De Grave |
2004-01-13 |
| 6060529 |
Sound-absorbent foam moldings |
Isidoor De Grave |
2000-05-09 |
| 5525636 |
Expandable styrene polymers |
Rolf Henn, Klaus Hahn, Wolfgang Loth, Walter Heckmann, Uwe Blumenstein +2 more |
1996-06-11 |
| 5252270 |
Method of forming foam moldings having varied density regions |
Udo Haardt |
1993-10-12 |
| 5180628 |
Shock-absorbing propylene polymer composite moldings |
Udo Haardt, Erhard Seiler, Harald Schwager, Friedrich Domas |
1993-01-19 |
| 5164257 |
Foam moldings having various density regions, the production thereof, and a mold therefor |
Udo Haardt |
1992-11-17 |
| 5077322 |
Foams based on an olefin copolymer |
Isidoor De Grave, Joachim Fischer, Wolfram Koegel, Onno Graalmann, Juergen Kerth +1 more |
1991-12-31 |
| 5045256 |
Expansion of shrunk foam particles of propylene polymers |
Isidoor De Grave, Udo Haardt, Wolfram Koegel, Fritz E. Krueckau |
1991-09-03 |
| 5006566 |
Preparation of foams having a high compressive strength |
Reinhold Weber, Manfred Weilbacher, Ludwig Zuern, Hans D. Zettler, Klaus Hinselmann |
1991-04-09 |
| 4894191 |
Preparation of polyolefin foams |
Ludwig Zuern, Hans D. Zettler, Wolfgang Schneider, Gerhard Dembek |
1990-01-16 |
