Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4421520 | Reducing the tendency of dried coal to spontaneously ignite | — | 1983-12-20 |
| 4396394 | Method for producing a dried coal fuel having a reduced tendency to spontaneously ignite from a low rank coal | Ying LI, James L. Skinner, Donald K. Wunderlich, Bernard F. Bonnecaze | 1983-08-02 |
| 4396395 | Method and apparatus for contacting particulate coal and a deactivating fluid | James L. Skinner | 1983-08-02 |