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Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Grant 9,359,239 - Liu , et al. June 7, 2 | 2016-06-07 |
Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Grant 9,359,238 - Liu , et al. June 7, 2 | 2016-06-07 |
Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Grant 8,894,856 - Liu , et al. November 25, 2 | 2014-11-25 |
Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Grant 8,894,855 - Liu , et al. November 25, 2 | 2014-11-25 |
Methods and systems for treating wastewater Grant 8,894,857 - Liu , et al. November 25, 2 | 2014-11-25 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20140263010 - Liu; Wenjun ;   et al. | 2014-09-18 |
Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Grant 8,801,931 - Liu , et al. August 12, 2 | 2014-08-12 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20140175009 - Liu; Wenjun ;   et al. | 2014-06-26 |
Methods and Systems for Treating Wastewater App 20140076799 - Liu; Wenjun ;   et al. | 2014-03-20 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20140034573 - Liu; Wenjun ;   et al. | 2014-02-06 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20140027374 - Liu; Wenjun ;   et al. | 2014-01-30 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20140021130 - Liu; Wenjun ;   et al. | 2014-01-23 |
Membrane Cleaning With Pulsed Gas Slugs App 20120285885 - James; Gerin ;   et al. | 2012-11-15 |
Methods and Systems for Treating Wastewater App 20110259821 - Liu; Wenjun ;   et al. | 2011-10-27 |
Hybrid Aerobic And Anaerobic Wastewater And Sludge Treatment Systems And Methods App 20110203992 - Liu; Wenjun ;   et al. | 2011-08-25 |
Biological phosphorus removal Grant 7,850,851 - Zha , et al. December 14, 2 | 2010-12-14 |
Biological Phosphorus Removal App 20100133177 - Zha; Fufang ;   et al. | 2010-06-03 |
Filtration method and apparatus Grant 7,718,065 - Jordan May 18, 2 | 2010-05-18 |
Dynamic control of membrane bioreactor system Grant 7,655,142 - Liu , et al. February 2, 2 | 2010-02-02 |
Filtration Apparatus Comprising A Membrane Bioreactor And A Treatment Vessel For Digesting Organic Materials App 20090020475 - Jordan; Edward John | 2009-01-22 |
Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials Grant 7,387,723 - Jordan June 17, 2 | 2008-06-17 |
Grease and scum removal in a filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials Grant 7,329,344 - Jordan , et al. February 12, 2 | 2008-02-12 |
Grease and scum removal in a filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials App 20070084791 - Jordan; Edward John ;   et al. | 2007-04-19 |
Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials App 20060201876 - Jordan; Edward John | 2006-09-14 |
Apparatus and method for cleaning membrane filtration modules App 20050109692 - Zha, Fufang ;   et al. | 2005-05-26 |
Apparatus and method for cleaning membrane filtration modules Grant 6,841,070 - Zha , et al. January 11, 2 | 2005-01-11 |
Apparatus and method for cleaning membrane filtration modules Grant 6,821,420 - Zha , et al. November 23, 2 | 2004-11-23 |
Apparatus and method for cleaning membrane filtration modules App 20040188341 - Zha, Fufang ;   et al. | 2004-09-30 |
Apparatus and method for cleaning membrane filtration modules App 20030205519 - Zha, Fufang ;   et al. | 2003-11-06 |
Apparatus and method for cleaning membrane filtration modules Grant 6,641,733 - Zha , et al. November 4, 2 | 2003-11-04 |
Apparatus and method for cleaning membrane filtration modules App 20030075504 - Zha, Fufang ;   et al. | 2003-04-24 |
Apparatus and method for cleaning membrane filtration modules Grant 6,524,481 - Zha , et al. February 25, 2 | 2003-02-25 |
Apparatus and method for cleaning membrane filtration modules App 20010047962 - Zha, Fufang ;   et al. | 2001-12-06 |