Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124688 | Composition comprising an alkoxylated amine compound and a carboxylic acid compound, use thereof in water in oil emulsions and process using the composition as or as part of a drilling fluid | Ludger Bosing | 2021-09-21 |
| 9909049 | Composition comprising an alkoxylated amine compound and a carboxylic acid compound, use thereof in water in oil emulsions and process using the composition as or as part of a drilling fluid | Ludger Bosing | 2018-03-06 |
| 9758718 | Highly concentrated, water-free amine salts of hydrocarbon alkoxysulfates and use and method using aqueous dilutions of the same | Britta Jakobs-Sauter, Uwe Kaltwasser, Herbert Koch, Meinolf Enneking | 2017-09-12 |
| 9732270 | Highly concentrated, water-free amine salts of hydrocarbon alkoxysulfates and use and method using aqueous dilutions of the same | Britta Jakobs-Sauter, Uwe Kaltwasser, Herbert Koch, Meinolf Enneking | 2017-08-15 |
| 7357922 | Microemulsion containing alkanolammonium salts of fatty alcohol sulfates and/or alkylpolyalkyleneglycoethersulfates | Michael Brock, Martin Stolz, Sabine Diesveld-Koller, Eva-Maria Koberstein, Ursula Michel | 2008-04-15 |