Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4470878 | Method for drying coal and cooling coke | Vladan Petrovic, Karl Schmid, Friedrich Jokisch | 1984-09-11 |
| 4436589 | Method of pretreating coal for coking plant | Vladan Petrovic | 1984-03-13 |
| 4430161 | Cascaded coal drier for a coking plant | Vladan Petrovic, Karl Schmid, Friedrich Jokisch | 1984-02-07 |