Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7815697 | Fuel oils composed of middle distillates and oils of vegetable or animal origin and having improved cold flow properties | Matthias Krull, Bettina Siggelkow | 2010-10-19 |
| 7500996 | Cold flow improvers for fuel oils of vegetable or animal origin | Matthias Krull, Bettina Siggelkow | 2009-03-10 |
| 7377949 | Additives for sulphur-poor mineral oil distillates comprising an ester of an alkoxylated polyol and an alkylphenol-aldehye resin | Matthias Krull | 2008-05-27 |
| 7347881 | Low-sulphur mineral oil distillates with improved cold properties, containing an ester of an alkoxylated polyol and a copolymer of ethylene and unsaturated esters | Matthias Krull | 2008-03-25 |
| 7323019 | Additives for low-sulphur mineral oil distillates containing an ester of an alkoxylated polyol and a polar nitrogenous paraffin dispersant | Matthias Krull | 2008-01-29 |
| 7041738 | Cold flow improvers for fuel oils of vegetable or animal origin | Matthias Krull, Bettina Siggelkow, Ulrike Neuhaus | 2006-05-09 |
| 6153779 | Cu.sup.II and Zn.sup.II phenoxyl complexes and radical complexes thereof, methods for their preparation and use | Phalguni Chaudhuri, Karl Wieghardt | 2000-11-28 |