Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5412136 | Process for the preparation of alkyl sulfate powder having a high bulk density | Michael Stehr, Adelbert Otte, Helmut Glaser, Klaus Schulze | 1995-05-02 |
| 4861513 | Preparation of specifically adjusted polyalcohol mixtures based on sorbitol | Harald Lueders, Ekkehard Wienhoefer | 1989-08-29 |
| 4367362 | Process for the isomerization of N-alkenes | Gerhard Franz, Friedrich Heinrich | 1983-01-04 |
| 4337319 | Self-extinguishing, fine particulate expandable styrene polymers | Josef K. Rigler, Horst Leithauser, Karl Trukenbrod | 1982-06-29 |
| 4335018 | Catalyst for the production of maleic anhydride | Gerhard Franz, Franz Nierlich | 1982-06-15 |
| 4286071 | Self-extinguishing fine particulate expandable styrene polymers | Josef K. Rigler, Horst Leithauser, Karl Trukenbrod | 1981-08-25 |
| 4268448 | Process for the production of maleic anhydride | Gerhard Franz, Franz Nierlich | 1981-05-19 |