Patents-Review.com
ClassID:

86363 ⎘

C02F3/16 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage; Aerobic processes; Activated sludge processes using surface aeration the aerator having a vertical axis

Sub-classes:
Recent Application in this class:
#1
20250388491
2025-12-25

MECHANICAL WAVE GENERATOR TO AFFECT WATER QULAITY

 #2
20250280802
2025-09-11

Recirculating Aquaculture Mixed-Cell Raceway System

 #3
20210340040
2021-11-04

Flow straightening vane for aerator

 #4
20210317021
2021-10-14

METHOD FOR OPTIMIZING THE ENERGY CONSUMPTION OF AN AERATOR IN THE FIELD OF WATER TREATMENT

 #5
20190291825
2019-09-26

Self-deploying float

 #6
20190185353
2019-06-20

Gas injection and recycling apparatus and methods

 #7
20180127292
2018-05-10

Systems and methods for formation of biologically active granules and biologically active granules

 #8
20180078910
2018-03-22

Artificial-whirlpool generator

 #9
20180057377
2018-03-01

Systems and methods for formation of biologically active granules and biologically active granules

 #10
20170305771
2017-10-26

Equipment for injecting a gas into a cesspool

 #11
20170305505
2017-10-26

Self-deploying float

 #12
20170305504
2017-10-26

Self-deploying float

 #13
20170014782
2017-01-19

Gas injection method and apparatus

 #14
20160060150
2016-03-03

Equipment for injecting a gas into a cesspool

 #15
20140339715
2014-11-20

Mixing apparatus

 #16
20140319054
2014-10-30

Apparatus and method for enhanced wastewater treatment

 #17
20140077401
2014-03-20

Centrifugal self-priming mixed and inverted-umbrella shaped aerator

 #18
20140076820
2014-03-20

System and method for aeration

 #19
20130327721
2013-12-12

Apparatus for mechanically treating a liquid composition and method for mechanically treating such a liquid composition

 #20
20130256225
2013-10-03

Orbital wastewater treatment system and associated method of operating an orbital wastewater treatment system

 #21
20130208557
2013-08-15

Gas injection method and apparatus

 #22
20120228216
2012-09-13

FLOATING WATER TREATMENT DEVICE

 #23
20120206990
2012-08-16

Method for stirring a liquid and for injecting a gas into this liquid, suitable for shallow basins

 #24
20090302487
2009-12-10

Wastewater treatment system and method of using same

 #25
20090166289
2009-07-02

Apparatus and Method for Atomizing a Liquid

 #26
20090050562
2009-02-26

Method for activated sludge wastewater treatment with high dissolved oxygen levels

 #27
20090050552
2009-02-26

System for activated sludge wastewater treatment with high dissolved oxygen levels

 #28
20090014376
2009-01-15

APPARATUS FOR THE COOLING, CONDENSATION; AERATION AND/OR MIXING OF WATER

 #29
20080173727
2008-07-24

Aspirator

 #30
20080169229
2008-07-17

Water circulation systems for ponds, lakes, and other bodies of water

 #31
20080128344
2008-06-05

WATER CIRCULATION SYSTEMS FOR PONDS, LAKES, AND OTHER BODIES OF WATER

 #32
20080112820
2008-05-15

Water circulation systems for ponds, lakes, and other bodies of water

 #33
20080087610
2008-04-17

Water circulation systems for ponds, lakes, and other bodies of water

 #34
20080087586
2008-04-17

WATER CIRCULATION SYSTEMS FOR PONDS, LAKES, AND OTHER BODIES OF WATER

 #35
20080073293
2008-03-27

Wastewater treatment system and method of using same

 #36
20080053921
2008-03-06

Apparatus and method for aerating waste water

 #37
20080002517
2008-01-03

Water circulation systems for ponds, lakes, and other bodies of water with adjustable solar panels

 #38
20080000818
2008-01-03

Water circulation systems for ponds, lakes, and other bodies of water

 #39
20070200261
2007-08-30

Apparatus for surface mixing of gasses and liquids

 #40
20070176307
2007-08-02

Wastewater treatment system and method of using same

 #41
20070075019
2007-04-05

Method for treating liquids

 #42
20070045194
2007-03-01

Magnetic agitation system for water retention structure

 #43
20060255482
2006-11-16

Device for stirring a liquid and for injecting a gas into this liquid, suitable for shallow basins

 #44
20060054553
2006-03-16

System for treating liquids

 #45
20050242015
2005-11-03

Orbital wastewater treatment system with combined surface aerator and submerged impeller

 #46
20050155922
2005-07-21

Water circulation systems for ponds, lakes, and other bodies of water

 #47
20050142011
2005-06-30

Water circulation systems for ponds, lakes, and other bodies of water

 #48
20050061721
2005-03-24

Water circulation systems for ponds, lakes, and other bodies of water

 #49
14042874
2017-08-15

Self-deploying float