Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537639 | Method of cooling molten metal during fractional crystallisation | Paul Alexander De Vries, Huibrecht Adriaan Wouters, Martinus Leonardus Rutten, Johannes Hendrikus Ten Have | 2009-05-26 |
| 4226797 | Preparation of monoalkyl sulfuric acids and their salts | Pieter M. Bakker, Cornelis E. Kind | 1980-10-07 |