| 10584045 |
Conversion of secondary clarifier into an oxic bioreactor by superoxygenation |
— |
2020-03-10 |
| 8580125 |
Method and apparatus for control of a gas or chemical |
David A. Clidence |
2013-11-12 |
| 7754082 |
Method and apparatus for control of a gas or chemical |
David A. Clidence |
2010-07-13 |
| 7566397 |
Superoxygenation of raw wastewater for odor/corrosion control |
— |
2009-07-28 |
| 7320749 |
Method and apparatus for control of a gas or chemical |
David A. Clidence |
2008-01-22 |
| 7163632 |
System and method for oxygenation for wastewater treatment |
— |
2007-01-16 |
| 6848258 |
Gas transfer energy recovery and effervescence prevention apparatus and method |
— |
2005-02-01 |
| 6668556 |
Gas transfer energy recovery and effervescence prevention apparatus and method |
— |
2003-12-30 |
| 6485003 |
Gas dissolving apparatus and method |
— |
2002-11-26 |
| 6474627 |
Gas dissolving apparatus and method |
— |
2002-11-05 |
| 6322055 |
Gas dissolving apparatus and method |
— |
2001-11-27 |
| 5538635 |
Method for dissolving gas in liquid including pressurized bubble contactor in sidestream |
Eugene E. Mazewski, Peter J. Petit |
1996-07-23 |
| 5411660 |
Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream |
Eugene E. Mazewski, Peter J. Petit |
1995-05-02 |
| 4251365 |
Low energy gas transfer system |
— |
1981-02-17 |