Patent | Date |
---|
Biofilm Media, Treatment System And Method Of Wastewater Treatment App 20190055147 - BOLTZ; Joshua P. ;   et al. | 2019-02-21 |
Biofilm media, treatment system and method of wastewater treatment Grant 10,138,148 - Boltz , et al. Nov | 2018-11-27 |
Biofilm Media, Treatment System And Method Of Wastewater Treatment App 20150336827 - Boltz; Joshua P. ;   et al. | 2015-11-26 |
Method and system for treating wastewater Grant 8,721,887 - Daigger , et al. May 13, 2 | 2014-05-13 |
Low phosphorus water treatment systems Grant 8,105,490 - Daigger January 31, 2 | 2012-01-31 |
Low Phosphorus Water Treatment Systems App 20110192776 - Daigger; Glen T. | 2011-08-11 |
Method and System for Treating Wastewater App 20110132837 - Daigger; Glen T. ;   et al. | 2011-06-09 |
Low phosphorus water treatment methods Grant 7,927,493 - Daigger April 19, 2 | 2011-04-19 |
Method for treating raw sludge including a simultaneous or pulsed aerobic/anoxic digestion process Grant 7,833,415 - Murthy , et al. November 16, 2 | 2010-11-16 |
Low Phosphorous Water Treatment Methods And Systems App 20080302723 - Daigger; Glen T. | 2008-12-11 |
Wastewater treatment system Grant 7,435,340 - Johnson , et al. October 14, 2 | 2008-10-14 |
Method for nitrogen removal and treatment of digester reject water in wastewater using bioaugmentation Grant 7,404,897 - Bailey, Jr. , et al. July 29, 2 | 2008-07-29 |
Wastewater Treatment System And Method Of Treating Wastewater App 20080047896 - Johnson; Bruce R. ;   et al. | 2008-02-28 |
Method and apparatus for nitrogen removal and treatment of digester reject water in wastewater using bioagumenation App 20070251868 - Bailey; Walter F. JR. ;   et al. | 2007-11-01 |
Method of treating wastewater Grant 7,279,102 - Johnson , et al. October 9, 2 | 2007-10-09 |
Apparatus and method using a simultaneous, sequential or pulsed aerobic and/or anoxic digestion process App 20070102353 - Murthy; Sudhir N. ;   et al. | 2007-05-10 |
Method and apparatus for nitrogen removal and treatment of digester reject water in wastewater using bioaugmentation App 20070102356 - Bailey; Walter F. JR. ;   et al. | 2007-05-10 |
Wastewater treatment system and method of treating wastewater App 20060113244 - Johnson; Bruce R. ;   et al. | 2006-06-01 |
Method for treating wastewater in a membrane bioreactor to produce a low phosphorus effluent Grant 6,946,073 - Daigger , et al. September 20, 2 | 2005-09-20 |
Method and apparatus for treating wastewater using membrane filters Grant 6,863,818 - Daigger , et al. March 8, 2 | 2005-03-08 |
Method for treating wastewater in a membrane bioreactor to produce a low phosphorus effluent App 20050045557 - Daigger, Glen T. ;   et al. | 2005-03-03 |
Method and apparatus for treating wastewater using membrane filters App 20030159988 - Daigger, Glen T. ;   et al. | 2003-08-28 |
Method and apparatus for treating wastewater using membrane filters Grant 6,517,723 - Daigger , et al. February 11, 2 | 2003-02-11 |
Wastewater biological phosphorus removal process Grant 5,480,548 - Daigger , et al. January 2, 1 | 1996-01-02 |
High-rate biological waste water treatment process using activated sludge recycle Grant 4,867,883 - Daigger , et al. September 19, 1 | 1989-09-19 |