ClassID:

35701

B03D1/1431 - CPC Classification

Classification description:

Flotation; Flotation machines Dissolved air flotation machines

Recent Application in this class:
#1
20260054232
2026-02-26

Effluent Treatment System

#2
20250114800
2025-04-10

REMOVABLY ATTACHABLE SKIMMING MECHANISM

#3
20240417283
2024-12-19

WATER TREATMENT DEVICE BASED ON MICRO-NANO BUBBLE TECHNOLOGY

#4
20240343611
2024-10-17

METHODS FOR DYNAMICALLY VARYING CHEMICAL ADDITIVE FLOWRATE TO TREAT WASTEWATER IN REAL TIME AND SYSTEMS FOR PERFORMING THE SAME

#5
20230398554
2023-12-14

MICROFLOTATION SYSTEM FOR TREATING A BODY OF WATER

#6
20230348812
2023-11-02

Systems and methods for removing micro-particles from a metalworking fluid

#7
20230348811
2023-11-02

Systems and methods for removing micro-particles from a metalworking fluid

#8
20230211358
2023-07-06

REACTOR SPARGER ASSEMBLY

#9
20230159353
2023-05-25

Water treatment systems and methods for poultry chillers

#10
20230037949
2023-02-09

REMOVAL OF AMINES FROM AQUEOUS STREAMS

#11
20220380242
2022-12-01

METHOD FOR PROCESS WATER TREATMENT

#12
20220356079
2022-11-10

SYSTEMS AND PROCESSES FOR INJECTING GAS-INFUSED ADDITIVES

#13
20220055039
2022-02-24

METHOD AND ARRANGEMENT FOR PROCESS WATER TREATMENT

#14
20210402329
2021-12-30

Liquid processing apparatus and liquid processing method

#15
20210379605
2021-12-09

METHOD AND ARRANGEMENT FOR PROCESS WATER TREATMENT

#16
20210362075
2021-11-25

Methods and systems for enhanced dissolved gas floatation

#17
20210130194
2021-05-06

Saturator and water treating apparatus including the same

#18
20210062182
2021-03-04

Method and apparatus for the purification of extra-chromosomal nucleic acids sequences

#19
20200377383
2020-12-03

Water treatment systems and methods for poultry chillers

#20
20200376526
2020-12-03

Ultrafine bubble cleaning method using ultrafine bubble-containing liquid, apparatus therefor, and dissolved air floatation apparatus

#21
20200346945
2020-11-05

Gas Flotation Water Treatment System and Flow Straightener Therefore

#22
20200277212
2020-09-03

BROWN GREASE TREATMENT AND DISPOSAL SYSTEM

#23
20200131051
2020-04-30

System for recovering fat, oil and grease from wastewater

#24
20200079661
2020-03-12

System, apparatus, and method for treating wastewater in real time

#25
20200017373
2020-01-16

Minimal high-efficient air floatation machine and method

#26
20190211421
2019-07-11

Method for recovering precious metal

#27
20190060913
2019-02-28

ULTRAFINE BUBBLE CLEANING METHOD USING ULTRAFINE BUBBLE-CONTAINING LIQUID, APPARATUS THEREFOR, AND DISSOLVED AIR FLOATATION APPARATUS

#28
20180273414
2018-09-27

Dissolved Air Flotation System

#29
20180126391
2018-05-10

Flocculation basin inclusion or exclusion type water treatment apparatus using dissolved air flotation

#30
20180111848
2018-04-26

Compact floatation unit

#31
20180037471
2018-02-08

WASTEWATER TREATMENT SYSTEM

#32
20180001328
2018-01-04

Microflotation system having an expansion valve assembly and method for operating a microflotation system

#33
20170369803
2017-12-28

Biodiesel composition and related process and products

#34
20170362521
2017-12-21

Process for producing biodiesel and related products

#35
20170341953
2017-11-30

WASTEWATER TREATMENT SYSTEM

#36
20170297924
2017-10-19

Water treatment process employing dissolved air flotation to remove suspended solids

#37
20170283738
2017-10-05

Process for recovering crude tall oil

#38
20170267548
2017-09-21

Pressure controlled gas flotation

#39
20170121185
2017-05-04

Dissolved air flotation system

#40
20170043356
2017-02-16

Nanobubbles for enhanced interaction between solids and gas volumes

#41
20170029295
2017-02-02

Method and plant for treatment of aqueous dispersion

#42
20160326017
2016-11-10

Dissolved air flotation use with cationic metal processing fluids

#43
20160326016
2016-11-10

Multibubble injection type dissolved air flotation water treatment apparatus

#44
20160228795
2016-08-11

METHODS AND SYSTEMS FOR PRODUCING TREATED BRINES

#45
20160185620
2016-06-30

Vessel and method for treating contaminated water

#46
20160184794
2016-06-30

Apparatus for manufacturing potassium compound and method of recovering potassium compound from brine

#47
20160145516
2016-05-26

Process for producing biodiesel and related products

#48
20160137937
2016-05-19

Biodiesel composition and related process and products

#49
20160137936
2016-05-19

Process and apparatus for purifying a fatty mixture and related products including fuels

#50
20160083268
2016-03-24

Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle

#51
20160060137
2016-03-03

Dissolved air flotation device

#52
20160016816
2016-01-21

System and method for treating water or wastewater

#53
20160009571
2016-01-14

Micro-bubble induced gas flotation cell and method of operating same

#54
20150291445
2015-10-15

Dissolved air flotation desludging in liquid treatment

#55
20150291444
2015-10-15

Rapid flotation device for water laden with suspended matter, and method for implementing same

#56
20150284263
2015-10-08

WASTEWATER TREATMENT SYSTEM

#57
20150283557
2015-10-08

Flocculation basin inclusion or exclusion type water treatment apparatus using dissolved air flotation

#58
20150202634
2015-07-23

DISSOLVED GAS FLOTATION APPARATUS

#59
20150182977
2015-07-02

Nozzle for dissolved air flotation system

#60
20150136708
2015-05-21

DISSOLVED GAS FLOTATION APPARATUS

#61
20150128838
2015-05-14

Apparatus for harvesting algae from open body of water

#62
20140326677
2014-11-06

Treatment of produced water

#63
20140326676
2014-11-06

Installation for water treatment by flotation and corresponding water treatment method

#64
20140319036
2014-10-30

Dissolved air flotation device for liquid clarification

#65
20140014562
2014-01-16

Dissolved air flotation-type pretreatment apparatus

#66
20130306568
2013-11-21

Liquid flotation system with energy recovery devices

#67
20130213895
2013-08-22

Wastewater treatment system

#68
20130206690
2013-08-15

Water Treatment Via Ultrafiltration

#69
20130140230
2013-06-06

Systems and methods for converting gaseous byproducts of wastewater treatment into energy

#70
20130056887
2013-03-07

Device for purification of flue gas of industrial shredders

#71
20130011303
2013-01-10

GAS-COLLECTION-TYPE GAS-LIQUID REACTION DEVICE, AND WATER TREATMENT APPARATUS AND GAS PURIFICATION APPARATUS USING SAME

#72
20120257991
2012-10-11

PRESSURE EXCHANGER

#73
20120228232
2012-09-13

Water Remediation and Biosolids Collection System and Associated Methods

#74
20120223019
2012-09-06

Liquid treatment system

#75
20120218852
2012-08-30

DEVICE, FLOTATION MACHINE EQUIPPED THEREWITH, AND METHODS FOR THE OPERATION THEREOF

#76
20120211905
2012-08-23

Dissolved Air Flotation System with Improved White Water Injection System

#77
20120211431
2012-08-23

Dissolved air flotation system with bubble separation system and method of use

#78
20120211407
2012-08-23

Dissolved Air Flotation Nozzle for Use With Self Contained Dissolved Air Flotation System

#79
20120193294
2012-08-02

Dissolved gas flotation pressure reduction nozzle

#80
20120187040
2012-07-26

Solid-liquid separator

#81
20120168386
2012-07-05

Dissolved air floatation with filter system

#82
20120168385
2012-07-05

Apparatus and method for the treatment of water

#83
20120152850
2012-06-21

Sedimentation and floatation wastewater treatment device with a heater

#84
20120137883
2012-06-07

Method for recovering gas from shale reservoirs and purifying resulting produced water to allow the produced water to be used as drilling or frac water, or discharged to the environment

#85
20120103882
2012-05-03

Device for Clarifying Wastewater Preferably on Ships

#86
20120025407
2012-02-02

Vessel and method for treating contaminated water

#87
20120018383
2012-01-26

METHOD FOR DISPERSING AND AGGREGATING COMPONENTS OF MINERAL SLURRIES

#88
20120006732
2012-01-12

Modular dual vessel dissolved aeration flotation treatment system

#89
20110312063
2011-12-22

Method for Harvesting Algae

#90
20110297620
2011-12-08

Method and device for converting horizontal tanks into gas flotation separators

#91
20110290737
2011-12-01

Self contained dissolved air flotation system

#92
20110284472
2011-11-24

WATER REDUCTION FOR COOKING GREASE AND OIL COLLECTION

#93
20110259803
2011-10-27

Method and apparatus for skimming floated sludge

#94
20110198295
2011-08-18

Installation for water treatment by flotation and corresponding water treatment method

#95
20110163040
2011-07-07

Vessel and method for treating contaminated water

#96
20110114565
2011-05-19

Dissolved air flotation clarifier

#97
20110096618
2011-04-28

METHOD AND APPARATUS FOR AERATION

#98
20110084020
2011-04-14

Systems and methods for converting gaseous byproducts of wastewater treatment into energy

#99
20110036779
2011-02-17

Method for separating suspended solids from a waste fluid

#100
20110031187
2011-02-10

Water treatment system and method using high pressure advanced oxidation process with unreacted ozone reusing

#101
20100314324
2010-12-16

Clarification of suspensions

#102
20100314302
2010-12-16

Self contained dissolved air flotation system

#103
20100300990
2010-12-02

Flotation apparatus with apertured plate

#104
20100270244
2010-10-28

Method and apparatus for skimming floated sludge

#105
20100270223
2010-10-28

Methods and apparatus for enhancing venturi suction in eductor mixers

#106
20100126925
2010-05-27

Flotation device

#107
20100108584
2010-05-06

Dissolved air flotation unit

#108
20100107727
2010-05-06

Measurement of entrained and dissolved gases in process flow lines

#109
20100077654
2010-04-01

SYSTEMS AND METHODS FOR PRODUCING BIOFUELS FROM ALGAE

#110
20100051521
2010-03-04

Bio tank/gas replenishment system

#111
20090314699
2009-12-24

Water Purification Apparatus

#112
20090218279
2009-09-03

Plant and method for generating biogas from biologically degradable material containing liquid and solid components, in particular waste products, and a biogas generation container for use in the plant

#113
20090145821
2009-06-11

Column flotation cell for enhanced recovery of minerals such as phosphates by froth flotation

#114
20090090673
2009-04-09

Water remediation and biosolids collection system and associated methods

#115
20090065417
2009-03-12

SOLID-LIQUID SEPARATOR

#116
20090008336
2009-01-08

Improvements to a Fluid Jet Flotation Apparatus

#117
20080296206
2008-12-04

Process and device for aerating suspensions

#118
20080277329
2008-11-13

Jet Nozzle Arrangement for Optimising Gas Bubble Size in Flotation

#119
20080210613
2008-09-04

System and method for removing dissolved contaminants, particulate contaminants, and oil contaminants from industrial waste water

#120
20080190858
2008-08-14

Flotation Process And Apparatus For Separating Suspended Particles From A Liquid

#121
20080169244
2008-07-17

Dissolved air floatation with filter system

#122
20080141756
2008-06-19

Measurement of entrained and dissolved gases in process flow lines

#123
20080047903
2008-02-28

CONTROL SYSTEM AND PROCESS FOR WASTEWATER TREATMENT

#124
20080011597
2008-01-17

Closed system for continuous removal of ethanol and other compounds

#125
20080006571
2008-01-10

Method and apparatus for treatment of wastewater employing membrane bioreactors

#126
20070119765
2007-05-31

Installation for treating water by floatation

#127
20070114183
2007-05-24

Vessel and method for treating contaminated water

#128
20070062254
2007-03-22

Measurement of entrained and dissolved gases in process flow lines

#129
20070000840
2007-01-04

Self contained dissolved air flotation system

#130
20070000839
2007-01-04

Modified amine-aldehyde resins and uses thereof in separation processes

#131
20070000769
2007-01-04

Ethanol distillation with distillers soluble solids recovery apparatus

#132
20060186056
2006-08-24

Apparatus for separation of water from oil-based drilling fluid and advanced water treatment

#133
20060070959
2006-04-06

Poultry processing water recovery and re-use process

#134
20060060525
2006-03-23

Method and apparatus for treating animal waste and wastewater

#135
20050284819
2005-12-29

Fluid clarification system

#136
20050284818
2005-12-29

Column flotation cell for enhanced recovery of minerals such as phosphates by froth flotation

#137
20050211634
2005-09-29

CONTROL SYSTEM AND METHOD FOR WASTEWATER TREATMENT

#138
20050173336
2005-08-11

Apparatus for enhancing venturi suction in eductor mixers

#139
20050109701
2005-05-26

System and method of gas energy management for particle flotation and separation

#140
20050023199
2005-02-03

Method and apparatus for treatment of wastewater employing membrane bioreactors

#141
19242704
2026-05-26

Water treatment apparatus

#142
16021896
2020-01-07

Dissolved air flotation skimmings separation system and method

#143
14171725
2018-06-26

Dissolved air flotation system