Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356636 | Stable vitamin and/or carotenoid products in powder form, and the preparation thereof | Joachim Schneider, Wolfgang Bewert, Guenter Gaus, Udo Rheude | 1994-10-18 |
| 5290567 | Pulverulent products composed of a water-insoluble core substance and of a protective covering | Joachim Schneider, Gerhard Schwarz, Paul Grafen, Wolfgang Bewert | 1994-03-01 |
| 4929774 | Stable mixture containing oxidation-sensitive compounds, preparation thereof and use of a combination of substances for stabilizing oxidation-sensitive compounds | Chiharu Fukamachi, Wolfgang Bewert, Joachim Schneider | 1990-05-29 |
| 4627174 | Process and system for the dry quenching of coke | Kurt Hedden, Kurt-Gunther Beck, Wolfgang Rohde | 1986-12-09 |
| 4519961 | Production of dry powders of substances which are sensitive to oxidation | Paul Grafen | 1985-05-28 |
| 4261832 | Membranes with preselected pore types for separation processes | Harald Juntgen, Ernst Preuss, Dieter Zundorf, Werner Hodek, Ingo Romey | 1981-04-14 |
| 4262017 | Preparation of a vitamin E dry powder | Arie Kuipers, Herbert Becker, Hubert Tiefenbacher | 1981-04-14 |
| 4192806 | Methyl fumaraldehyde monoacetals and process | Joachim Paust | 1980-03-11 |