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Denitrification of water in soil
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C02F3/306
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C02
Water treatment
C02F
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F3/00
Biological treatment of water, waste water, or sewage
Current Industry
C02F3/306
Denitrification of water in soil
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Patents Grants
last 30 patents
Information
Patent Grant
Wastewater treatment system
Patent number
10,287,197
Issue date
May 14, 2019
David A. Potts
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Wastewater treatment system
Patent number
9,403,692
Issue date
Aug 2, 2016
David A. Potts
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
River water purification apparatus and method using treatment soil...
Patent number
8,721,886
Issue date
May 13, 2014
Korea Institute of Science and Technology
Kyu Hong Ahn
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Bi-phasic bioretention system
Patent number
7,967,979
Issue date
Jun 28, 2011
The Ohio State University
Parwinder S. Grewal
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
De-nitrification treatment system and method
Patent number
7,749,384
Issue date
Jul 6, 2010
David W. Patton
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Passive drain field system for wastewater treatment and associated...
Patent number
7,632,408
Issue date
Dec 15, 2009
Plastic Tubing Industries, Inc.
Douglas G. Everson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
In line wetland water treatment system and method
Patent number
7,470,362
Issue date
Dec 30, 2008
Modular Wetland Systems, Inc.
Greg B. Kent
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Denitrification of aquarium water
Patent number
7,244,358
Issue date
Jul 17, 2007
Tetra GmbH
Günter Ritter
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Process and apparatus for waste water treatment
Patent number
7,144,509
Issue date
Dec 5, 2006
Environmental Operating Solutions, Inc.
Steven H. Boyd
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Soil covered environmentally affirmative household sewage treatment...
Patent number
7,101,476
Issue date
Sep 5, 2006
Jung Yong Kim
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for recovering a disposal trench with a biomat slime, and me...
Patent number
6,780,318
Issue date
Aug 24, 2004
Jerome Jay Fife
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Process and apparatus for waste water treatment
Patent number
6,767,464
Issue date
Jul 27, 2004
Environmental Operating Solutions, Inc.
Steven H. Boyd
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System and method for removing pollutants from water
Patent number
6,652,743
Issue date
Nov 25, 2003
North American Wetland Engineering, Inc.
Scott D. Wallace
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Engineered in situ anaerobic reactive zones
Patent number
6,632,364
Issue date
Oct 14, 2003
Arcadis G & M
Suthan S. Suthersan
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Wastewater treatment system for small flow applications
Patent number
6,531,062
Issue date
Mar 11, 2003
Thomas J. Whitehill
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for removing pollutants from water
Patent number
6,406,627
Issue date
Jun 18, 2002
North American Wetland Engineering, Inc.
Scott D. Wallace
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Facultative landfill bioreactor
Patent number
6,398,958
Issue date
Jun 4, 2002
Waste Management, Inc.
Gary R. Hater
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Apparatus and method for wastewater nutrient recovery
Patent number
6,331,249
Issue date
Dec 18, 2001
Knight Treatment Systems, Inc.
Douglas J. Nelson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Engineered in situ anaerobic reactive zones
Patent number
6,322,700
Issue date
Nov 27, 2001
ARCADIS Geraghty & Miller
Suthan S. Suthersan
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
System for removing pollutants from water
Patent number
6,200,469
Issue date
Mar 13, 2001
North American Wetland Engineering
Scott D. Wallace
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Engineered in situ anaerobic reactive zones
Patent number
6,143,177
Issue date
Nov 7, 2000
ARCADIS Geraghty & Miller, Inc.
Suthan S. Suthersan
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Home wastewater treatment and denitrification system
Patent number
5,766,454
Issue date
Jun 16, 1998
Delta Environmental Products, Inc.
Raleigh Lee Cox
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Insitu anaerobic reactive zone for insitu metals precipitation and...
Patent number
5,554,290
Issue date
Sep 10, 1996
Geraghty & Miller, Inc.
Suthan S. Suthersan
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method and apparatus for in situ groundwater remediation
Patent number
5,302,286
Issue date
Apr 12, 1994
The Board of Trustees of the Leland Stanford Junior University
Lewis Semprini
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Process for the on-site removal of nitrates from wastewater
Patent number
5,185,080
Issue date
Feb 9, 1993
Gregory Boyle
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for decreasing the nitrate content in water
Patent number
4,683,064
Issue date
Jul 28, 1987
Rolf O. Hallberg
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for denitrifying subterreanean waters to make them potable
Patent number
4,576,717
Issue date
Mar 18, 1986
Bureau de Recherches Geologiques et Minieres
Jean J. Collin
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Sewage system for the treatment of segregated domestic waste water
Patent number
4,465,594
Issue date
Aug 14, 1984
Rein Laak
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
Wastewater Treatment System
Publication number
20160326033
Publication date
Nov 10, 2016
David A. Potts
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Wastewater Treatment System
Publication number
20140263006
Publication date
Sep 18, 2014
David A. Potts
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
DENITRIFICATION PROCESS FOR REMEDIATION OF CONTAMINATED GROUNDWATER...
Publication number
20130032534
Publication date
Feb 7, 2013
SCOTT B. WILSON
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
RIVER WATER PURIFICATION APPARATUS AND METHOD USING TREATMENT SOIL...
Publication number
20110100905
Publication date
May 5, 2011
Korea Institute of Science and Technology
Kyu Hong AHN
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
BI-PHASIC BIORETENTION SYSTEM
Publication number
20090261026
Publication date
Oct 22, 2009
The Ohio State University
Parwinder S. Grewal
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DE-NITRIFICATION TREATMENT SYSTEM AND METHOD
Publication number
20080314825
Publication date
Dec 25, 2008
INTEGRATED WATER SERVICES, INC.
David W. Patton
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
IN LINE WETLAND WATER TREATMENT SYSTEM AND METHOD
Publication number
20080251448
Publication date
Oct 16, 2008
GREG B. KENT
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Soil covered environmentally affirmative household sewage treatment...
Publication number
20060011559
Publication date
Jan 19, 2006
Jung Yong Kim
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Process and apparatus for waste water treatment
Publication number
20050145563
Publication date
Jul 7, 2005
Steven H. Boyd
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for recovering a disposal trench with a biomat slime, and me...
Publication number
20050077237
Publication date
Apr 14, 2005
Daniel Edmund Wickham
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
Process and apparatus for waste water treatment
Publication number
20040256315
Publication date
Dec 23, 2004
Steven H. Boyd
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Denitrification of aquarium water
Publication number
20040206696
Publication date
Oct 21, 2004
Gunter Ritter
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Method for recovering a disposal trench with a biomat slime, and me...
Publication number
20040206701
Publication date
Oct 21, 2004
Jerome Jay Fife
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
Process and apparatus for waste water treatment
Publication number
20030155296
Publication date
Aug 21, 2003
Steven H. Boyd
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Soil covered environmentally affirmative household sewage treatment...
Publication number
20030070972
Publication date
Apr 17, 2003
Jung Yong Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
WASTEWATER TREATMENT SYSTEM FOR SMALL FLOW APPLICATIONS
Publication number
20030047509
Publication date
Mar 13, 2003
Thomas J. Whitehill
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
System and method for removing pollutants from water
Publication number
20030024874
Publication date
Feb 6, 2003
Scott D. Wallace
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Method for recovering a disposal trench with a biomat slime, and me...
Publication number
20020070162
Publication date
Jun 13, 2002
Jerome Jay Fife
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE