Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4701194 | Gas-treating device | Charles Weyers, Michel Klein | 1987-10-20 |
| 4461683 | Method for separating iodine in solid form, from an acid mercury salt solution | Ludo P. M. Geens, Jan J. J. L. Van Dooren | 1984-07-24 |
| 4439274 | Method and chimney for reducing the emission of solid particles | Wolfgang Schrank | 1984-03-27 |
| 4253915 | Pressure rod for a coke discharge apparatus | Wolfgang Schrank | 1981-03-03 |