Patents-Review.com
ClassID:

31745 ⎘

B01F13/0049 - CPC Classification

Classification description:

Recent Application in this class:
#1
20210340040
2021-11-04

Flow straightening vane for aerator

 #2
20210316257
2021-10-14

Apparatus for aerating bodies of water

 #3
20210299616
2021-09-30

Floating, sub-surface discharge aerator

 #4
20210198130
2021-07-01

Floating dispensers

 #5
20210078880
2021-03-18

Multi-stage dispensers

 #6
20210071436
2021-03-11

Dispensers

 #7
20200399153
2020-12-24

Floating dispensers

 #8
20190366278
2019-12-05

FLUID FLOW CONTROL APPARATUS

 #9
20190358595
2019-11-28

MIXING/AERATING APPARATUS WITH AN IMPELLER

 #10
20190322557
2019-10-24

Floating dispensers

 #11
20190314735
2019-10-17

Evaporator for ambient water bodies, and related system and method

 #12
20190291825
2019-09-26

Self-deploying float

 #13
20190023590
2019-01-24

WATER ACTIVATOR TRANSDUCER

 #14
20190022603
2019-01-24

Floating chemical dispenser

 #15
20180345231
2018-12-06

METHOD AND APPARATUS FOR RELEASING GAS

 #16
20180327291
2018-11-15

Floating pool sanitizer with locking device

 #17
20180326373
2018-11-15

APPARATUS AND METHOD FOR LIQUIDS AND GASES

 #18
20180305224
2018-10-25

METHOD AND APPARATUS FOR TREATING POTABLE WATER IN MUNICIPAL AND SIMILAR WATER TANKS

 #19
20180296989
2018-10-18

Floating horizontal aerator for a body of water

 #20
20180237320
2018-08-23

Multi-stage dispensers

 #21
20180209160
2018-07-26

Dispensers

 #22
20180134596
2018-05-17

Microbubble aerator

 #23
20180134593
2018-05-17

Equipment and process for massive dissolution of gases in liquids

 #24
20180057377
2018-03-01

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

 #25
20180036692
2018-02-08

MANURE AGITATION VESSEL WITH REMOTE POWER SOURCE

 #26
20170305771
2017-10-26

Equipment for injecting a gas into a cesspool

 #27
20170305505
2017-10-26

Self-deploying float

 #28
20170305504
2017-10-26

Self-deploying float

 #29
20170239630
2017-08-24

Compact Water Agitator for Pest Control

 #30
20170216795
2017-08-03

Agitation device for red wine production

 #31
20170158995
2017-06-08

BIOREACTOR FOR PRODUCTION AND HARVESTING OF MICROALGAE

 #32
20170014782
2017-01-19

Gas injection method and apparatus

 #33
20160374262
2016-12-29

Floating manure agitator

 #34
20160317989
2016-11-03

Water-Driven Device, System and Method for Aerating or Mixing a Body of Water

 #35
20160068421
2016-03-10

Methods and apparatus for controlled scrubbing and aeration of liquid medium

 #36
20160060150
2016-03-03

Equipment for injecting a gas into a cesspool

 #37
20150368128
2015-12-24

Floating dispensers

 #38
20150367297
2015-12-24

Floating manure agitator with multidirectional agitator nozzles

 #39
20150240510
2015-08-27

Dispensers

 #40
20150202579
2015-07-23

Apparatus and method for liquids and gases

 #41
20150201548
2015-07-23

Manure Agitation Boat

 #42
20150108054
2015-04-23

Air-powered water circulation systems for ponds, lakes, municipal water tanks, and other bodies of water

 #43
20150101989
2015-04-16

Apparatus and method for water treatment via vertical water movement through a funnel

 #44
20140332989
2014-11-13

Rotating disc aerator

 #45
20140319054
2014-10-30

Apparatus and method for enhanced wastewater treatment

 #46
20140224747
2014-08-14

Method and apparatus for treating potable water in municipal and similar water tanks

 #47
20140175022
2014-06-26

Multi-stage dispensers

 #48
20140170036
2014-06-19

Dispenser for water treating agents

 #49
20140112093
2014-04-24

Floating manure agitator

 #50
20130319921
2013-12-05

Water circulating device installed in a park or lake

 #51
20130220944
2013-08-29

Methods and apparatus for aeration of liquid medium and vectoring flow control

 #52
20130208557
2013-08-15

Gas injection method and apparatus

 #53
20130207282
2013-08-15

AERATION APPARATUS

 #54
20130187297
2013-07-25

Water aerator using a compressed gas container

 #55
20130147068
2013-06-13

Methods and apparatus for controlled scrubbing and aeration of liquid medium

 #56
20130145980
2013-06-13

Folding floating vessel

 #57
20130092635
2013-04-18

Floating dispenser

 #58
20130092634
2013-04-18

Floating dispensers

 #59
20120263014
2012-10-18

DEVICE FOR HOMOGENIZING LIQUID MANURE IN A CESSPOOL

 #60
20120255893
2012-10-11

Calibrated Chlorinator

 #61
20120187587
2012-07-26

Apparatus for mixing gasses and liquids

 #62
20120129249
2012-05-24

Stirring apparatus for stirring microorganisms in a culturing medium

 #63
20110272831
2011-11-10

Wastewater treatment system

 #64
20110156290
2011-06-30

Medium Orbital Flow Oxygenator

 #65
20110132848
2011-06-09

APPARATUS AND METHOD FOR CHLORINATING SWIMMING POOLS

 #66
20110129340
2011-06-02

Fluid Circulation System

 #67
20110129338
2011-06-02

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

 #68
20110121472
2011-05-26

Aeration device for the introduction of gas bubbles into a liquid medium

 #69
20110039322
2011-02-17

METHOD FOR PRODUCING BIOGAS

 #70
20100308478
2010-12-09

Cruising aerator

 #71
20100283162
2010-11-11

Method and apparatus for controlled aeration of liquid medium in a pipe

 #72
20100196228
2010-08-05

Floating Pool Chlorinator

 #73
20100187701
2010-07-29

Downflow mixers with gas injection devices and/or baffles

 #74
20100109170
2010-05-06

Multi-directional submersible floating aerator

 #75
20100108581
2010-05-06

WATER TREATMENT CARTRIDGES

 #76
20100093074
2010-04-15

Floating oxygenation circulator platform (OCP) with sub-vortex induction means

 #77
20100092285
2010-04-15

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

 #78
20090321369
2009-12-31

Method and apparatus for submersible or self contained aeration of liquid medium

 #79
20090272699
2009-11-05

Method and apparatus for aeration of liquid medium in a pipe

 #80
20090255879
2009-10-15

Chlorination apparatus and method for use

 #81
20090134083
2009-05-28

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

 #82
20090075364
2009-03-19

SYSTEM FOR MIXING HIGH VISCOUS LIQUIDS WITH GAS

 #83
20090050562
2009-02-26

Method for activated sludge wastewater treatment with high dissolved oxygen levels

 #84
20090050552
2009-02-26

System for activated sludge wastewater treatment with high dissolved oxygen levels

 #85
20090014376
2009-01-15

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

 #86
20080290026
2008-11-27

Method and apparatus for aeration of liquid medium

 #87
20080217258
2008-09-11

Treatment of water

 #88
20080169229
2008-07-17

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

 #89
20080164624
2008-07-10

Combined waterwheel oxygen-increasing machine

 #90
20080143000
2008-06-19

Submersible hollow shaft motor and submersible floating aerator comprising the same

 #91
20080128344
2008-06-05

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

 #92
20080124230
2008-05-29

Rotary system for submerged pumps

 #93
20080118946
2008-05-22

Method for mixing high viscous liquids with gas

 #94
20080116132
2008-05-22

System and method for oxygenating an aerobic sludge digester

 #95
20080112820
2008-05-15

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

 #96
20080110836
2008-05-15

Liquid aeration system and method

 #97
20080087610
2008-04-17

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

 #98
20080087586
2008-04-17

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

 #99
20080084786
2008-04-10

FLUID EQUILIBRATION SYSTEM

 #100
20080002517
2008-01-03

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

 #101
20080000823
2008-01-03

Fine bubble airlift device

 #102
20080000818
2008-01-03

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

 #103
20070297906
2007-12-27

Laminated impeller

 #104
20070295672
2007-12-27

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

 #105
20070200262
2007-08-30

Apparatus for mixing gasses and liquids

 #106
20070200261
2007-08-30

Apparatus for surface mixing of gasses and liquids

 #107
20070096346
2007-05-03

Apparatus for introducing a gas into a body of liquid

 #108
20070039878
2007-02-22

Process and apparatus for increasing biological activity in waste treatment in bodies of water

 #109
20060279006
2006-12-14

Aeration equipment

 #110
20060263201
2006-11-23

Fluid circulation system

 #111
20060261501
2006-11-23

Method and apparatus for aeration of liquid medium

 #112
20060180949
2006-08-17

Impeller draft tube, shroud, impeller and aerator

 #113
20060157874
2006-07-20

Liquid aeration system and method

 #114
20060151385
2006-07-13

Method and apparatus for aeration of a fluid

 #115
20050253288
2005-11-17

Turbocharged aerator

 #116
20050230855
2005-10-20

Aerator

 #117
20050218533
2005-10-06

Diffuser and an aeration apparatus equipped with such a diffuser

 #118
20050189276
2005-09-01

Swimming pool chlorinator

 #119
20050167858
2005-08-04

Aerator apparatus and method of use

 #120
20050163684
2005-07-28

Self-propelled pool chemical dispenser

 #121
20050155922
2005-07-21

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

 #122
20050142011
2005-06-30

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

 #123
20050098497
2005-05-12

Pulsating reactors

 #124
20050061721
2005-03-24

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

 #125
14042874
2017-08-15

Self-deploying float