Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066310 | Method for recovering light hydrocarbons from coal agglomerates | August D. Benz, John A. Getsoian | 1991-11-19 |
| H981 | Process for selective grinding of coal | Mukund K. Venkatachari, August D. Benz | 1991-11-05 |
| 4620672 | Apparatus and method for converting pipeline fine coal slurry to coal water mixture suitable for direct combustion in boilers | Irving Leibson | 1986-11-04 |