Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643803 | Method of making coke in a coke oven battery | Timen Vander | 1987-02-17 |
| 4231845 | Equipment for emission-free operation of a coking plant | Timen Vander, Jan F. De Blok, Jan Middel | 1980-11-04 |