Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9630867 | Treatment of spent caustic waste | Bryan J. Kumfer, Chad L. Felch, Bruce L. Brandenburg | 2017-04-25 |
| 8734648 | Treatment of spent caustic waste | Bryan J. Kumfer, Chad L. Felch, Bruce L. Brandenburg | 2014-05-27 |
| 7850822 | System and method of wet oxidation of a viscose process stream | Chad L. Felch, Todd Wingers, Bruce L. Brandenburg, William M. Copa | 2010-12-14 |
| 6190564 | Two-stage separation process | Russell G. Forbess | 2001-02-20 |
| 5651897 | Wet oxidation of high strength liquors with high solids content | — | 1997-07-29 |
| 5389264 | Hydraulic energy dissipator for wet oxidation process | Mark A. Clark | 1995-02-14 |
| 5262060 | Wet oxidation of ammonium salt containing liquors | Bruce L. Brandenburg | 1993-11-16 |
| 5240619 | Two-stage subcritical-supercritical wet oxidation | William M. Copa | 1993-08-31 |
| 5234607 | Wet oxidation system startup process | Bruce L. Brandenburg, Gene W. Mueller, Kenneth P. Keckler | 1993-08-10 |
| 5192453 | Wet oxidation process for ACN waste streams | Kenneth P. Keckler, Bruce L. Brandenburg, Joseph A. Momont | 1993-03-09 |
| 5183577 | Process for treatment of wastewater containing inorganic ammonium salts | — | 1993-02-02 |
| 4461743 | Oxygen injection nozzle for wet oxidation reactors | Ajit K. Chowdhury, Gerald L. Bauer | 1984-07-24 |
| 4395339 | Method of operating pure oxygen wet oxidation systems | Ajit K. Chowdhury, Gerald L. Bauer | 1983-07-26 |