Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613899 | Method for preventing deposits in oil extraction | Hendricus Wilhelmus Carolina Raaijmakers | 2003-09-02 |
| 6559301 | Dispersing agent | Hendricus Wilhelmus Carolina Raaijmakers | 2003-05-06 |
| 6506258 | Process for controlling scale in the sugar process | Robert Hugo Berends | 2003-01-14 |