Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212706 | Method of controlling pressure of gas circulating in the coke dry quenching apparatus | Kunihei Koizumi, Tatu Otani, Takeshi Ueda | 1980-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212706 | Method of controlling pressure of gas circulating in the coke dry quenching apparatus | Kunihei Koizumi, Tatu Otani, Takeshi Ueda | 1980-07-15 |