Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11912937 | Acidizing treatment fluid for delayed acidification in the oil field industry | Willem Koelewijn, Maria Antonieta Leon Matheus, Cornelis Kooijman | 2024-02-27 |
| 11891570 | Salt of monochloroacetic acid with acid for delayed acidification in the oil field industry | Albert Bokkers, Cornelis Kooijman, Maria Antonieta Leon Matheus | 2024-02-06 |
| 11879096 | Salt of monochloroacetic acid with chelating agent for delayed acidification in the oil field industry | Maria Antonieta Leon Matheus, Jannes Schutte, Cornelis Kooijman | 2024-01-23 |
| 9815773 | Crystalline particles of glutamic acid N,N-diacetic acid | Roy Gérard Doppen, Martin Heus, Elwin Schomaker, Paul Verwer | 2017-11-14 |
| 9738594 | Crystalline particles of salts of glutamic acid N,N-diacetic acid | Roy Gérard Doppen, Martin Heus | 2017-08-22 |
| 9096820 | Coated particles of a glumatic acid N,N-diacetate chelating agent | Roy Gérard Doppen | 2015-08-04 |
| 8287764 | Coated particles | Auke Gerardus Talma, Hendrika Petronella Maria Verlaan-Hooft | 2012-10-16 |
| 8038883 | Process to prepare salt | Gerrald Bargeman, René Lodewijk Maria Demmer, Antoon Jacob Berend Ten Kate, Boris Kuzmanovic, Mateo Jozef Jacques Mayer +2 more | 2011-10-18 |
| 8038884 | Process to prepare chlorine-containing compounds | Gerrald Bargeman, René Lodewijk Maria Demmer, Antoon Jacob Berend Ten Kate, Boris Kuzmanovic, Mateo Jozef Jacques Mayer +2 more | 2011-10-18 |
| 7858058 | Method for crystallizing soluble salts of divalent anions from brine | Gerrald Bargeman, René Lodewijk Maria Demmer, Boris Kuzmanovic, Mateo Jozef Jacques Mayer, Maarten André Irène Schutyser +1 more | 2010-12-28 |