Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4492042 | Method for drying coking coals to be charged in a coke oven | Norio Otabe, Hiroshi Uematsu | 1985-01-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4492042 | Method for drying coking coals to be charged in a coke oven | Norio Otabe, Hiroshi Uematsu | 1985-01-08 |