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C02F3/14
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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
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using surface aeration
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Patents Grants
last 30 patents
Information
Patent Grant
Water restoration system
Patent number
12,116,291
Issue date
Oct 15, 2024
Kimball Water & Energy LLC
Phyl Miller Kimball
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Microbubble aerator
Patent number
11,254,595
Issue date
Feb 22, 2022
Todd Baldridge
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Safety access system for float assemblies
Patent number
10,967,937
Issue date
Apr 6, 2021
Aqua-Aerobic Systems, Inc.
James A. Knight
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Combination of trickling filter and aeration tank of wastewater tre...
Patent number
10,954,146
Issue date
Mar 23, 2021
Kuan Yuan Paper Mfg. Co., Ltd.
Kuang Yuan Hsieh
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Systems and methods for formation of biologically active granules a...
Patent number
10,889,515
Issue date
Jan 12, 2021
BLUE FROG TECHNOLOGIES LLC
Griscom Bettle
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Safety access system for float assemblies
Patent number
10,442,504
Issue date
Oct 15, 2019
Aqua-Aerobic Systems, Inc.
James A. Knight
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
MBR frame
Patent number
10,421,678
Issue date
Sep 24, 2019
Liberty Evans, LLC
James Philip Reilly
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and process for removing nitrogen compounds and odors from w...
Patent number
10,053,384
Issue date
Aug 21, 2018
Biofilter Systems, LLC
Mark B. Robertson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for sludge ozonation in a wastewater treatment system
Patent number
9,738,549
Issue date
Aug 22, 2017
Praxair Technology, Inc.
Richard A. Novak
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water circulating device installed in a park or lake
Patent number
9,260,331
Issue date
Feb 16, 2016
ECOCO CO., LTD.
Myoung-ha Park
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Methods and apparatus for aeration of liquid medium and vectoring f...
Patent number
9,084,973
Issue date
Jul 21, 2015
Robert J. Galletta
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System and method for reducing pollution in a body of water
Patent number
8,298,411
Issue date
Oct 30, 2012
Absolute Aeration
Ricky Eugene Roberts
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Floating paddlewheel aerator
Patent number
6,994,329
Issue date
Feb 7, 2006
Andreas Kronawitter
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water circulation apparatus and method
Patent number
6,439,853
Issue date
Aug 27, 2002
PSI-ETS and Partnership
Willard Richard Tormaschy
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water circulation apparatus system and method
Patent number
6,432,302
Issue date
Aug 13, 2002
PSI-ETS, A ND Partnership
Tait Joseph Obritsch
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Aeration pond with oxygen recycling
Patent number
6,270,681
Issue date
Aug 7, 2001
MG Industries
Steven P. Gray
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Splash plate structure for aerators
Patent number
6,224,041
Issue date
May 1, 2001
Smith & Loveless, Inc.
Robert J. Rebori
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System for enhanced gas dissolution having a hood positioned over t...
Patent number
6,145,815
Issue date
Nov 14, 2000
Praxair Technology, Inc.
Alan Tat Yan Cheng
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method and means for odor control in waste water lagoons
Patent number
5,736,049
Issue date
Apr 7, 1998
Iowa State University Research Foundation, Inc.
Dwaine S. Bundy
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Mobile waste treatment apparatus
Patent number
5,441,640
Issue date
Aug 15, 1995
Richard C. Baxter
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Emission reduction of organic volatiles from aerobic biological rea...
Patent number
5,298,164
Issue date
Mar 29, 1994
United States Filter Corporation
Gary S. Hapach
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Cowling for a rotary surface aerator used for the aeration of tanks...
Patent number
5,262,093
Issue date
Nov 16, 1993
Degremont
Serge Boucher
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Cover structure for a fermentation container
Patent number
5,212,090
Issue date
May 18, 1993
Robert Landine
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Cowling for a rotary surface aerator used for the aeration of tanks...
Patent number
5,124,085
Issue date
Jun 23, 1992
Degremont
Serge Boucher
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Apparatus for contacting a gas with a liquid, in particular for aer...
Patent number
4,844,802
Issue date
Jul 4, 1989
DHV Raadgenvend Ingenieursbureau B.V.
Dirk Ten Hove
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Apparatus for contacting a gas with a liquid, in particular for aer...
Patent number
4,741,869
Issue date
May 3, 1988
DHV Raadgevend Ingenieursbureau B.V.
Dirk T. Hove
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Gas-extraction arrangement for wastewater settling tank
Patent number
4,391,704
Issue date
Jul 5, 1983
Fischer & Porter Company
Arthur Anderson
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Gas treatment of liquid
Patent number
4,189,384
Issue date
Feb 19, 1980
Stamicarbon, B.V.
Freerk J. Fontein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Device for applying gas to a liquid
Patent number
4,096,215
Issue date
Jun 20, 1978
Messer Griesheim GmbH
Erhard Albrecht
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Devices for aerating liquids
Patent number
3,980,740
Issue date
Sep 14, 1976
Landustrie Sneek, Machinefabriek Elektrotechniek B.V.
Sietjo B. Bos
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
MUNICIPAL SEWAGE NITROGEN REMOVAL TREATMENT DEVICE AND METHOD
Publication number
20240336505
Publication date
Oct 10, 2024
SUZHOU UNIVERSITY OF SCIENCE AND TECHNOLOGY
Xiang Li
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Combination of Trickling Filter and Aeration Tank of Wastewater Tre...
Publication number
20200308033
Publication date
Oct 1, 2020
KUAN YUAN PAPER MFG. CO., LTD.
KUANG YUAN HSIEH
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SAFETY ACCESS SYSTEM FOR FLOAT ASSEMBLIES
Publication number
20200001948
Publication date
Jan 2, 2020
AQUA-AEROBIC SYSTEMS, INC.
James A. Knight
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SAFETY ACCESS SYSTEM FOR FLOAT ASSEMBLIES
Publication number
20190300129
Publication date
Oct 3, 2019
AQUA-AEROBIC SYSTEMS, INC.
James A. Knight
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
MBR FRAME
Publication number
20180141839
Publication date
May 24, 2018
Liberty Evans, LLC
James Philip Reilly
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICROBUBBLE AERATOR
Publication number
20180134596
Publication date
May 17, 2018
Todd BALDRIDGE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEMS AND METHODS FOR FORMATION OF BIOLOGICALLY ACTIVE GRANULES A...
Publication number
20180057377
Publication date
Mar 1, 2018
ABSOLUTE AERATION
Griscom BETTLE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WWTP SENSOR CARTRIDGE
Publication number
20170113955
Publication date
Apr 27, 2017
Liberty Evans, LLC
James Philip Reilly
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
HIGHLY EFFECTIVE SEWAGE TREATMENT BASED ON REGULATION AND CONTROL O...
Publication number
20170066668
Publication date
Mar 9, 2017
Tongji University
Zhiwei WANG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
System and Process for Removing Nitrogen Compounds and Odors from W...
Publication number
20160362321
Publication date
Dec 15, 2016
Biofilter Systems, LLC
Mark B. Robertson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WATER CIRCULATING DEVICE INSTALLED IN A PARK OR LAKE
Publication number
20130319921
Publication date
Dec 5, 2013
ECOCO CO., Ltd.
Myoung-ha Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS AND APPARATUS FOR AERATION OF LIQUID MEDIUM AND VECTORING F...
Publication number
20130220944
Publication date
Aug 29, 2013
Robert J. Galletta
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND SYSTEM FOR SLUDGE OZONATION IN A WASTEWATER TREATMENT SY...
Publication number
20130140231
Publication date
Jun 6, 2013
Richard A. Novak
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD AND SYSTEM FOR OZONE VENT GAS REUSE IN WASTEWATER TREATMENT
Publication number
20130140232
Publication date
Jun 6, 2013
Malcolm E. Fabiyi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SYSTEM AND METHOD FOR REDUCING POLLUTION IN A BODY OF WATER
Publication number
20100096324
Publication date
Apr 22, 2010
ABSOLUTE AERATION
Ricky Eugene Roberts
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Floating paddlewheel aerator
Publication number
20040130044
Publication date
Jul 8, 2004
Andreas Kronawitter
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Directional wastewater aerator and method
Publication number
20040055960
Publication date
Mar 25, 2004
W. B. McNeill
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WATER CIRCULATION APPARATUS AND METHOD
Publication number
20020001529
Publication date
Jan 3, 2002
WILLARD RICAHARD TORMASCHY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL