| 7850822 |
System and method of wet oxidation of a viscose process stream |
Chad L. Felch, Richard W. Lehmann, Todd Wingers, Bruce L. Brandenburg |
2010-12-14 |
| 6444130 |
Process for rendering waste from electric furnace production of phosphorus non-hazardous |
James L. Manganaro, Henry A. Pfeffer, Jay R. Brummer, Bert D. McMunn, Christopher M. Knapp |
2002-09-03 |
| 6110385 |
System and method for removing volatile compounds from a waste stream |
Russell G. Forbess |
2000-08-29 |
| 5641413 |
Removal of nitrogen from wastewaters |
Joseph A. Momont |
1997-06-24 |
| 5298174 |
Low temperature caustic sulfide wet oxidation process |
Joseph A. Momont, David A. Beula |
1994-03-29 |
| 5240619 |
Two-stage subcritical-supercritical wet oxidation |
Richard W. Lehmann |
1993-08-31 |
| 5082571 |
Caustic sulfide wet oxidation process |
David A. Beula, Joseph A. Momont |
1992-01-21 |
| 4919815 |
Two-stage anaerobic/aerobic treatment process |
Thomas J. Vollstedt |
1990-04-24 |
| 4897196 |
Two-stage batch wastewater treatment |
Thomas J. Vollstedt |
1990-01-30 |
| 4810386 |
Two-stage wastewater treatment |
Thomas J. Vollstedt |
1989-03-07 |
| 4749492 |
Process for recovering regenerated adsorbent particles and separating ash therefrom |
John K. Berrigan, Jr., David A. Beula |
1988-06-07 |
| 4626354 |
Method for anaerobic treatment of high strength liquors |
Clarence A. Hoffman, Michael Mayer |
1986-12-02 |
| 4265747 |
Disinfection and purification of fluids using focused laser radiation |
Wayne B. Gitchel |
1981-05-05 |
| 4182648 |
Oxygen pulping process |
Louis A. Pradt |
1980-01-08 |