Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498313 | Electrostatic particle separation system, apparatus, and related method | John M. Stencel, John L. Schaefer, James K. Neathery, Heng Ban | 2002-12-24 |
| 6323451 | Particle separation system using parallel multistage electrostatic separators | John M. Stencel, John L. Schaefer, James K. Neathery, Heng Ban | 2001-11-27 |
| 6126014 | Continuous air agglomeration method for high carbon fly ash beneficiation | McMahon L. Gray, Kenneth J. Champagne | 2000-10-03 |
| 5755333 | Method and apparatus for triboelectric-centrifugal separation | John M. Stencel, John L. Schaefer, Heng Ban | 1998-05-26 |