Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4575948 | Pneumatic transport and heat exchange systems | Lawrence G. Clawson, Andrew J. Syska | 1986-03-18 |
| 4469280 | Method for heating agglomerating slurries | Robert I. Brabets, David A. George, William A. Abel | 1984-09-04 |
| 4421722 | Adiabatic expansion orifice assembly for passing a slurry from a high pressure region to a low pressure region | David A. George, Robert I. Brabets, William A. Abel | 1983-12-20 |
| 4377392 | Coal composition | Robert I. Brabets, William A. Abel | 1983-03-22 |
| 4374540 | Pneumatic transport and heat exchange systems | Lawrence G. Clawson, Andrew J. Syska | 1983-02-22 |
| 4373864 | System for pumping fluids at constant pressure | Robert I. Brabets, William A. Abel, James Anderson, Thomas J. Labus, Davis A. George | 1983-02-15 |
| 4369351 | Method and apparatus for heating liquids and agglomerating slurries | Robert I. Brabets, David A. George, William A. Abel | 1983-01-18 |
| 4364740 | Method for removing undesired components from coal | Robert I. Brabets, William A. Abel | 1982-12-21 |
| 4362181 | Pressure relief system | David A. George, Robert I. Brabets, William A. Abel | 1982-12-07 |
| 4313737 | Method for separating undesired components from coal by an explosion type comminution process | Robert I. Brabets, William A. Abel | 1982-02-02 |
| 4286111 | Apparatus for interconnecting a power supply to an electrode within a chamber containing fluid maintained at a high temperature and pressure | David A. George, Robert I. Brabets, William A. Abel | 1981-08-25 |