Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12060480 | Polymer compositions and use thereof as pour point depressants in paraffin-containing hydrocarbon oils | Mike Saul, Matthias Krull | 2024-08-13 |
| 11993550 | Water resistance additive for particulate ammonium nitrate-fuel oil (ANFO) explosives | Matthias Krull, Ian James Tolliday, Christopher Robin Collins, Maja Franjic, Thomas R. Roy | 2024-05-28 |
| 11981876 | Wax inhibitors with improved flowability | Matthias Krull | 2024-05-14 |
| 11976248 | Dispersions of polymeric oil additives | Matthias Krull, Victor Goncharov | 2024-05-07 |
| 11692053 | Polymeric pour point depressants for waxy crude oils | Anton Kaiser, Christoph Kayser, Matthias Krull, Michael Schaefer, Rashod Smith | 2023-07-04 |
| 11174445 | Additives for low-sulfur marine diesel | Matthias Krull, Michael MÖRSCHER | 2021-11-16 |
| 10889773 | Polymer compositions allowing easier handling | Matthias Krull, Bettina Siggelkow, Michael MÖRSCHER, Ingo Greger, Sebastian Haferkamp | 2021-01-12 |
| 9452981 | Pyroglutamic acid esters with improved biodegradability | Dirk Leinweber | 2016-09-27 |
| 9029160 | Method for determining the content of hydrogen sulfide in crude and residual oils | Michael Brauchle, Dominko Andrin, Matthias Krull | 2015-05-12 |
| 8735332 | Use of pyroglutamic acid esters as gas hydrate inhibitors with improved biodegradability | Dirk Leinweber | 2014-05-27 |
| 8722589 | Use of 1-alkyl-5-oxopyrrolidine-3-carboxylic esters as gas hydrate inhibitors with improved biodegradability | Dirk Leinweber, Alexander Roesch | 2014-05-13 |
| 8598101 | Dispersions of polymer oil additives | Matthias Krull, Christoph Kayser, Mario Loew | 2013-12-03 |
| 8349215 | Corrosion inhibitors having increased biological degradability and minimized toxicity | Dirk Leinweber, Alexander Roesch | 2013-01-08 |
| 8293690 | Dispersions of polymer oil additives | Matthias Krull, Christoph Kayser, Mario Loew | 2012-10-23 |
| 8123930 | Additives for crude oils | Carsten Cohrs, Matthias Krull, Heidi Rausch | 2012-02-28 |
| 8067651 | 1-alkyl-5-oxopyrrolidine-3-carboxylic esters with improved biodegradability | Dirk Leinweber, Alexander Roesch | 2011-11-29 |
| 8034748 | Additives for inhibiting the formation of gas hydrates | Uwe Dahlmann | 2011-10-11 |
| 7893009 | Polymers and their production and use as gas hydrate inhibitors | Dirk Leinweber | 2011-02-22 |
| 7615102 | Corrosion and gas hydrate inhibitors with an increased biological degradability and a reduced toxicity | Dirk Leinweber | 2009-11-10 |
| 7569615 | Alkoxylated dendrimers and use thereof as biodegradable demulsifiers | Dirk Leinweber, Elisabeth Wasmund, Heidi Rausch | 2009-08-04 |
| 7435845 | Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability | Uwe Dahlmann | 2008-10-14 |
| 7348451 | Additives for inhibiting gas hydrate formation | Uwe Dahlmann | 2008-03-25 |
| 7341617 | Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability | Uwe Dahlmann | 2008-03-11 |
| 7323609 | Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability | Uwe Dahlmann | 2008-01-29 |
| 7297823 | Additives for inhibiting the formation of gas hydrates | Uwe Dahlmann, Christoph Kayser, Roman Morschhaeuser | 2007-11-20 |