Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610243 | Installation for aqueous granulation | Leon Ulveling, Robert Goffin | 2003-08-26 |
| 5540895 | Device for the treatment of mixture of steam and air contaminated with sulphurous gases, formed during the granulation and dehydration of blast furnace slag | Romain Frieden, Marc Solvi, Louis Schmit, Leon Ulveling | 1996-07-30 |