Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6866688 | Process to make high-purity wet salt | René Lodewijk Maria Demmer | 2005-03-15 |
| 6846417 | Co-retarding agents for preparing purified brine | René Lodewijk Maria Demmer | 2005-01-25 |