Search Results

Search Results

Full Text:

Status :

Abstract & Title :

Claims :

Number :

Issue & Publication Date:

From
To

Filing Date:

From
To

Priority Date:

From
To

Country:

Loading Facets... loading....

Patent Owner :

Tech Class/Sub Class :

Results per page:
Select: All Paginated Results

Showing 1 to 20 of 400 results

PATENT /PUB No. Country Patent Title Patent Owner Filing Date Issue/Pub Date Status
5620601 US Wear strip assembly for use in a waste water treatment facility Sep 18, 1995 Apr 15, 1997 Granted
8894855 US Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods Sep 20, 2013 Nov 25, 2014 Granted
8702987 US Methods for enhancing a wastewater treatment process May 31, 2013 Apr 22, 2014 Granted
9433902 US Low energy system and method of desalinating seawater Nov 12, 2014 Sep 6, 2016 Granted
6946077 US pH stable activated carbon Feb 6, 2001 Sep 20, 2005 Granted
7390399 US Water treatment control systems and methods of use Dec 21, 2004 Jun 24, 2008 Granted
6872305 US Membrane filtration system Apr 2, 2003 Mar 29, 2005 Granted
7553420 US Systems and methods for wastewater odor control Sep 21, 2007 Jun 30, 2009 Granted
5868915 US Electrodeionization apparatus and method Sep 23, 1996 Feb 9, 1999 Granted
8858796 US Assembly for water filtration using a tube manifold to minimise backwash Aug 22, 2006 Oct 14, 2014 Granted
8673142 US System for enhancing a wastewater treatment process Jul 19, 2013 Mar 18, 2014 Granted
7718065 US Filtration method and apparatus May 30, 2008 May 18, 2010 Granted
6818129 US Ion exchange removal of metal ions from wastewater Dec 14, 2001 Nov 16, 2004 Granted
10010830 US Biofilter with fuzzy logic control Jan 16, 2017 Jul 3, 2018 Granted
5869342 US Method and system for continuously monitoring and controlling a process stream for dechlorination residual Nov 18, 1996 Feb 9, 1999 Granted
7850851 US Biological phosphorus removal Aug 14, 2006 Dec 14, 2010 Granted
6263900 US Low capacity chlorine gas feed system Feb 17, 2000 Jul 24, 2001 Granted
9023215 US Low energy system and method of desalinating seawater Sep 22, 2008 May 5, 2015 Granted
8753522 US System for controlling introduction of a reducing agent to a liquid stream Jan 17, 2011 Jun 17, 2014 Granted
10207210 US High flow disc filter Mar 18, 2016 Feb 19, 2019 Granted

Showing 1 to 20 of 400 results

*Note: Documents with disabled checkboxes are ancillary ones, so these cannot be added to portfolio.