Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716426 | Methods of processing aluminium dross and aluminium dross residue into calcium aluminate | Willem Van Der Knoop | 1998-02-10 |
| 4795725 | Method for the manufacture of refractory bricks containing CaO | Jaap H. Addink, Adam Steen, Hendrik M. Verhoog, Jurrie De Boer | 1989-01-03 |