ClassID:

28793

B01D21/2427 - CPC Classification

Classification description:

Separation of suspended solid particles from liquids by sedimentation; Feed or discharge mechanisms for settling tanks The feed or discharge opening located at a distant position from the side walls

Recent Application in this class:
#1
20240216836
2024-07-04

SLUDGE SEPARATOR

#2
20240216832
2024-07-04

Overload protection chamber for fluid separation apparatus and system

#3
20240109006
2024-04-04

Sludge Withdrawal Mechanism for Wasting and Returning Settled Sludge from Secondary Clarifier with Granular Sludge

#4
20240091675
2024-03-21

Feed dilution apparatus for thickener/clarifiers

#5
20240009596
2024-01-11

PLATE ASSEMBLY AND METHOD OF MANUFACTURING FOR USE IN WATER TREATMENT

#6
20230399765
2023-12-14

Method and apparatus for removing ammonia nitrogen from electrolytic manganese residue

#7
20230338875
2023-10-26

Floating Liquid Intake

#8
20230338874
2023-10-26

Continuous Dewatering Recirculation System with Integral Coal Combustion Residual High Flow Plate Separator

#9
20230330566
2023-10-19

Pinch valve for soil extrusion system

#10
20230241533
2023-08-03

GRAVITY SEPARATION OF SLURRIES

#11
20230233959
2023-07-27

RECIRCULATION SYSTEM AND METHOD FOR A SETTLING TANK, IN PARTICULAR A CLARIFIER OF A PURIFICATION PLANT

#12
20230191288
2023-06-22

Sludge withdrawal mechanism for wasting and returning settled sludge from secondary clarifier with granular sludge

#13
20220410040
2022-12-29

APPARATUS FOR PURIFYING WATER AND CORRESPONDING PURIFICATION METHOD

#14
20220401199
2022-12-22

Dental debris separator

#15
20220379241
2022-12-01

FLOCCULATING, GRADING, AND DEWATERING DEVICE

#16
20220355221
2022-11-10

Feedwell apparatus, trough, plant and use

#17
20220212126
2022-07-07

Plate assembly and method of manufacturing for use in water treatment

#18
20220096967
2022-03-31

Floating liquid intake

#19
20220062795
2022-03-03

Clarifier with independent sump scraper drive

#20
20220001305
2022-01-06

Method and apparatus for reducing the water content of waste water sludge

#21
20210339172
2021-11-04

Thickener feed distributor

#22
20210331941
2021-10-28

Apparatus, systems, and methods for improving slop water treatment efficiency

#23
20210331092
2021-10-28

Dynamic plate pack for soil extrusion system

#24
20210308601
2021-10-07

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#25
20210220756
2021-07-22

VACUUM WASTE REMOVAL SYSTEM

#26
20210205771
2021-07-08

Single stage clarifier and mixing assembly

#27
20210154597
2021-05-27

Overload protection chamber for fluid separation apparatus and system

#28
20210023478
2021-01-28

Single stage clarifier and mixing assembly

#29
20200398193
2020-12-24

Clarifier with improved energy dissipating inlet

#30
20200340179
2020-10-29

Green liquor clarification using sedimentation tank during white liquor preparation

#31
20200316497
2020-10-08

Floating liquid intake

#32
20200261828
2020-08-20

Deep cone thickener with underflow concentration rapid auto-adjustment

#33
20200215462
2020-07-09

Thickener feed distributor

#34
20200171412
2020-06-04

Clarifier with independent sump scraper drive

#35
20200171411
2020-06-04

Settler with a settler plate that includes a hollow support

#36
20200156974
2020-05-21

Device and method for installing aerobic three-phase separator without interruption of production

#37
20200086240
2020-03-19

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#38
20200038781
2020-02-06

Separator for separating solids from an influent

#39
20190201814
2019-07-04

Dynamic plate pack for soil extrusion system

#40
20190054399
2019-02-21

Automatic control of biochemical oxygen demand content (BOD) of sludge and other products of a waste water treatment system

#41
20180371739
2018-12-27

Total suspended solids reduction system

#42
20180347334
2018-12-06

System and method for processing flowback fluid with a manifold skid and diversion header

#43
20180319691
2018-11-08

Methods for separating non-fibrous solids from liquids using a double-roller

#44
20180290075
2018-10-11

Vacuum waste removal system

#45
20180243668
2018-08-30

Thickener feed distributor

#46
20180133623
2018-05-17

Dual chamber horizontal vessel

#47
20180085686
2018-03-29

Method for maximizing uniform effluent flow through a waste water treatment system

#48
20180036656
2018-02-08

Feedwell having twisted plates

#49
20180021699
2018-01-25

Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator

#50
20170275849
2017-09-28

Adjustable overflow system

#51
20170259193
2017-09-14

Extrusion system and method for separating soil from water

#52
20170182434
2017-06-29

Fluid removal apparatus for use with a weir tank

#53
20170081426
2017-03-23

Starch settling recovery system

#54
20170073245
2017-03-16

Method for mixing industrial waste water within a gravity settling tank

#55
20170001876
2017-01-05

Process and installation for producing alumina trihydrate by alkaline digestion of bauxite ore

#56
20170001129
2017-01-05

Settler for decanting mineral slurries and method for separating clarified liquid from thickened slurry of said mineral slurries

#57
20160310872
2016-10-27

FEEDWELL SYSTEM

#58
20160271527
2016-09-22

Thickener feed distributor

#59
20160243471
2016-08-25

Screen decanter for removing solids from wastewater

#60
20160184742
2016-06-30

Supernatant water discharge device

#61
20160161037
2016-06-09

Foldable drain pipe for a decanter in a water treatment system

#62
20160107899
2016-04-21

Method for maximizing uniform effluent flow through a waste water treatment system

#63
20160107104
2016-04-21

Screen decanter for screening solids from waste water

#64
20160090312
2016-03-31

Method for mixing industrial waste water within a gravity settling tank

#65
20160089619
2016-03-31

SYSTEM FOR MIXING INDUSTRIAL WASTE WATER WITHIN A GRAVITY SETTLING TANK

#66
20160053455
2016-02-25

Skimming and separation device

#67
20150352466
2015-12-10

Surface wasting system

#68
20150251110
2015-09-10

Apparatus for clarifying a sludge-containing effluent

#69
20150183658
2015-07-02

Method and apparatus for a vertical lift decanter system in a water treatment system

#70
20150182881
2015-07-02

Floatables and scum removal apparatus for a waste water treatment system

#71
20150174507
2015-06-25

Device for degassing liquids

#72
20150166386
2015-06-18

Clarifier sludge withdrawal system

#73
20150151460
2015-06-04

Method of manufacturing a separation fence and separation fence

#74
20150014245
2015-01-15

Modular wastewater treatment plant

#75
20150001145
2015-01-01

Bio-filter for waste water digestion

#76
20140353245
2014-12-04

Decanter

#77
20140346123
2014-11-27

Sedimentation device for separating a material mix and method for removing sediment from a sedimentation device

#78
20140115957
2014-05-01

Gravitational settling tank and method for producing ash-free coal

#79
20140102963
2014-04-17

Thickener dilution tube

#80
20140008294
2014-01-09

Sediment and detention basin drainage system and method

#81
20140008293
2014-01-09

Feedwell system for a separation vessel

#82
20130256243
2013-10-03

Open-channel feed dilution system for a thickener or settling tank

#83
20130248424
2013-09-26

Bitumen froth storage and separation using an improved froth tank

#84
20130228533
2013-09-05

Feedwells

#85
20130193088
2013-08-01

Thickener/clarifier feedwell having volute peripheries

#86
20130153672
2013-06-20

Apparatus and methods for conveying a flow of oil-containing liquid into an oil separation skim tank, and skim tanks including the same

#87
20130087515
2013-04-11

Sediment removal tank and system

#88
20130048570
2013-02-28

CONCENTRATION OF SUSPENSIONS

#89
20130043197
2013-02-21

Tangential Flow Particle Separator and Method Therefor

#90
20120168389
2012-07-05

Device for turbulence reduction

#91
20120097039
2012-04-26

Phase separator

#92
20110278212
2011-11-17

Sediment and detention basin drainage system and method

#93
20110253635
2011-10-20

Fluid clarification system, method, and apparatus

#94
20110247987
2011-10-13

Method for thickening and thickening apparatus

#95
20110240568
2011-10-06

Method and apparatus for sewage grit removal

#96
20110240562
2011-10-06

Method and system for backwashing a filter

#97
20110233134
2011-09-29

Feedwell Assembly for Clarifier

#98
20110198303
2011-08-18

Method and apparatus for disturbing networked pulp

#99
20110180484
2011-07-28

SEPARATION DEVICE WITH DUAL DRIVES AND A METHOD OF REDUCING DONUTTING IN A SEPARATION DEVICE

#100
20110174729
2011-07-21

Feed distribution arrangement in a liquid treatment space

#101
20110168021
2011-07-14

Settling device, purifier comprising a settling device and methods for anaerobic or aerobic purification of waste water

#102
20110163041
2011-07-07

METHOD FOR CONTROLLING THE DISTURBANCE OF NETWORKED PULP

#103
20110163020
2011-07-07

Effluent Weir

#104
20110132850
2011-06-09

Method of optimizing feed distribution in a sedimentation vessel

#105
20110132846
2011-06-09

Feedwell dilution system for thickeners in oil sands

#106
20110127205
2011-06-02

SEDIMENTATION BASIN FOR SEWAGE TREATMENT PLANTS

#107
20110114541
2011-05-19

Device for separating a finely divided solid in suspension in a viscous liquid

#108
20110110842
2011-05-12

Continuous extraction technique for the purification of carbon nanomaterials

#109
20110103538
2011-05-05

Radioactive debris trap

#110
20110100931
2011-05-05

Method of optimizing feed concentration in a sedimentation vessel

#111
20110079563
2011-04-07

Feedwells

#112
20110036239
2011-02-17

Sand separation system and method

#113
20110000850
2011-01-06

Water treatment

#114
20100300981
2010-12-02

Water treatment pond, system and method of use

#115
20100300546
2010-12-02

Thickeners having self-diluting feedwell

#116
20100187191
2010-07-29

Thickening apparatus and method for thickening

#117
20100155320
2010-06-24

FEEDWELL DEVICE

#118
20100133206
2010-06-03

GARNET EXTRACTION SYSTEM AND METHOD FOR USING THE SAME

#119
20100108618
2010-05-06

Thickener and method for thickening

#120
20100108594
2010-05-06

Self-cleaning influent feed system for a wastewater treatment plant

#121
20100102005
2010-04-29

Dewatering facility

#122
20100081552
2010-04-01

Continuous self-cleaning centrifuge assembly having turbidity-sensing feature

#123
20090314726
2009-12-24

Waste concrete and aggregate reclaimer

#124
20090184040
2009-07-23

Contaminated fluid recovery apparatus

#125
20090178975
2009-07-16

Fluid treatment process

#126
20090152214
2009-06-18

Particle-accelerating deposition and separation apparatus and method for turbid water

#127
20090057242
2009-03-05

Method and apparatus for removing debris from septic waste

#128
20090026131
2009-01-29

Method and apparatus for collecting and/or removing sludge

#129
20080264840
2008-10-30

Fluids fluxion method and plant for wastewater treatment

#130
20080185321
2008-08-07

Effluent purifying plant with centralized structure

#131
20080135473
2008-06-12

Circular secondary clarifier for wastewater treatment and an improved solids-liquid separation process thereof

#132
20080121589
2008-05-29

Fluid clarification system and apparatus

#133
20080110839
2008-05-15

Thickener/clarifier feedwell assembly with froth dissipation

#134
20080093281
2008-04-24

Clarifying tank

#135
20070290381
2007-12-20

Fluid Sparger and Dissipater

#136
20070277967
2007-12-06

Separation Of Crude Oil At The Well Head

#137
20070272617
2007-11-29

Sand and Animal Waste Separation System

#138
20070246431
2007-10-25

Method for concentrating solids from drilling slurry

#139
20070221552
2007-09-27

System for Processing a Biomaterial Waste Stream

#140
20070209996
2007-09-13

Multilayer energy dissipating inlet column in center-feed clarifiers

#141
20070199903
2007-08-30

System For Removing Solids From Aqueous Solutions

#142
20070175804
2007-08-02

Coagulation-sedimentation apparatus

#143
20070170117
2007-07-26

Fluid treatment apparatus

#144
20070165483
2007-07-19

Water-mixing device, sand trap and method of using same

#145
20060278578
2006-12-14

Energy dissipating inlet for clarifiers

#146
20060273039
2006-12-07

Water treatment mixture

#147
20060201861
2006-09-14

Water treatment mixture and system for use

#148
20060124539
2006-06-15

Sludge scraping and collecting apparatus

#149
20060108273
2006-05-25

Ballasted flocculation process and system incorporating an electro-coagulation reactor for treating water or wastewater

#150
20050252868
2005-11-17

Inlet structure for clarifiers

#151
20050218056
2005-10-06

Method and plant for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc

#152
20050211607
2005-09-29

Sedimentation basin

#153
20050194322
2005-09-08

Apparatus and system for concentrating slurry solids

#154
20050150827
2005-07-14

Separator

#155
20050145388
2005-07-07

Subsea process assembly

#156
20050121402
2005-06-09

Pulp stabilisation apparatus for a thickener

#157
20050115907
2005-06-02

Dual zone feedwell for a thickener

#158
20050045535
2005-03-03

Hindered-settling fluid classifier

#159
20050040027
2005-02-24

Clarifying tank

#160
20050016918
2005-01-27

Apparatus for treatment of contaminated liquids

#161
20050000910
2005-01-06

Aggregation precipitation method

#162
16843457
2022-03-01

Plate assembly and method of manufacturing for use in water treatment