| 6340713 |
Expandable styrene polymers containing graphite particles |
Guiscard Glück, Klaus Hahn, Dieter Naegele, Frank Braun |
2002-01-22 |
| 6130265 |
Method for producing expandable styrene polymers containing graphite particles |
Guiscard Glueck, Klaus Hahn, Karl-Heinz Batscheider, Dieter Naegele, Wolfram Husemann +1 more |
2000-10-10 |
| 5905096 |
Continuous production process of expandable styrene polymer beads |
Peter Nikolaus Lay, Swen Ruck, Michael Schiessl, Michael Witt, Hans D. Zettler +5 more |
1999-05-18 |
| 5596045 |
Expandable styrene polymers containing recycled material |
Dietrich Scherzer, Wolfram Husemann, Michael Witt, Klaus Hahn, Gerhard Alicke |
1997-01-21 |
| 5258415 |
Expandable styrene polymers containing carbon dioxide as blowing agent |
Klaus Hahn, Hans Hintz, Anthony G. Schaefer, Michael Riethues, Michael Witt |
1993-11-02 |
| 5229429 |
Expandable styrene polymers containing carbon dioxide as blowing agent |
Klaus Hahn, Hans Hintz, Anthony G. Schaefer, Michael Riethues, Michael Witt |
1993-07-20 |
| 4728437 |
Treatment and disposal of wastewaters containing carbon black and ash |
Hans Gettert, Bruno Sander, Siegfried Marquardt, K. Robert Mueller |
1988-03-01 |
| 4623533 |
Desulfurization of H.sub.2 S-containing gases |
Franz J. Broecker, Hans Gettert |
1986-11-18 |
| 4521387 |
Purification of gases containing CO and/or CO.sub.2 |
Franz J. Broecker, Hans Gettert |
1985-06-04 |
| 4507274 |
Desulfurization of H.sub.2 S-containing gases |
Franz J. Broecker, Hans Gettert |
1985-03-26 |
| 4420342 |
Method of prevention of deposits in the pipes of waste heat boilers |
Hans Gettert |
1983-12-13 |
