Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440383 | Processing aqueous titanium chloride solutions to ultrafine titanium dioxide | Willem P. C. Duyvesteyn, Timothy Spitler, Jan Prochazka | 2002-08-27 |
| 6375923 | Processing titaniferous ore to titanium dioxide pigment | Willem P. C. Duyvesteyn, Dirk Verhulst, Paul George West-Sells, Timothy Spitler, Andrew Vince +2 more | 2002-04-23 |