ClassID:

28742

B01D21/0003 - CPC Classification

Classification description:

Separation of suspended solid particles from liquids by sedimentation Making of sedimentation devices, structural details thereof, e.g. prefabricated parts

Recent Application in this class:
#1
20260014568
2026-01-15

METHOD FOR COLLECTING INERT PARTICLES IN KITCHEN WASTE SLURRY BASED ON VENTURI-TYPE PARTICLE COLLECTOR

#2
20250387734
2025-12-25

UV Mesh Cover for Clarifiers and Systems Thereof

#3
20250346515
2025-11-13

Non-Biological Wastewater Treatment Systems and Methods for Treating Wastewater

#4
20250256221
2025-08-14

NEUTRALIZATION/WATER SEPARATION TANK FOR ESTERIFIED PRODUCT AND NEUTRALIZATION/WATER SEPARATION METHOD FOR ESTERIFIED PRODUCT

#5
20250186907
2025-06-12

MICROPARTICLE SORTING DEVICE AND MICROPARTICLE SORTING METHOD

#6
20250129700
2025-04-24

SOLID PARTICLE HANDLING ASSEMBLY AND METHOD FOR USE OF SAME

#7
20240390821
2024-11-28

INTEGRATED MOLDED ANGLED RESTING SECTION FOR A LAUNDER CHANNEL COVER PANEL

#8
20240359114
2024-10-31

METHOD AND COVER SYSTEM FOR A LIQUID CONTAINMENT APPARATUS

#9
20240327251
2024-10-03

PASSIVE GRAVITY FILTER CELL AND METHODS OF USE THEREOF

#10
20240325944
2024-10-03

Sedimentation plate, sedimentation assembly, and sedimentation module

#11
20240269582
2024-08-15

A BAFFLE FOR A SEPARATOR

#12
20240115976
2024-04-11

Wastewater Treatment System

#13
20240009596
2024-01-11

PLATE ASSEMBLY AND METHOD OF MANUFACTURING FOR USE IN WATER TREATMENT

#14
20230405495
2023-12-21

Filter Containing Flow Disrupter

#15
20230372842
2023-11-23

Launder Cover System

#16
20230330566
2023-10-19

Pinch valve for soil extrusion system

#17
20230271110
2023-08-31

METHOD OF CYCLONIC SEPARATION OF A FLOW OF MULTI-PHASE FLUID

#18
20230256358
2023-08-17

Waste Oil Handling Apparatus

#19
20230249103
2023-08-10

Settler with a settler plate that includes a hollow support

#20
20230158425
2023-05-25

Covers for Liquid Containment Apparatuses and Systems That Include the Same

#21
20230080976
2023-03-16

Launder cover system

#22
20230050121
2023-02-16

IN-SITU FINES CAPTURE FROM FLUID FINE TAILINGS

#23
20230032106
2023-02-02

Sewage treatment plant

#24
20230007841
2023-01-12

Flexible Launder Covers and Related Methods

#25
20220379240
2022-12-01

Passive gravity filter cell and methods of use thereof

#26
20220323888
2022-10-13

SYSTEMS AND METHODS FOR PURIFYING NATURAL WATER FOR RECREATIONAL SWIMMING WITH MODULAR FILTRATION UNITS

#27
20220305408
2022-09-29

Plate settler cover and method

#28
20220280889
2022-09-08

GRAVITATION SOLID EXCLUSION DEVICE

#29
20220258183
2022-08-18

Spiral-shaped separation device for fluid purification device

#30
20220212126
2022-07-07

Plate assembly and method of manufacturing for use in water treatment

#31
20220193574
2022-06-23

NEUTRALIZATION/WATER SEPARATION TANK FOR ESTERIFIED PRODUCT AND NEUTRALIZATION/WATER SEPARATION METHOD FOR ESTERIFIED PRODUCT

#32
20220186486
2022-06-16

HYDRODYNAMIC SEPARATOR FOR STORMWATER TREATMENT

#33
20220152530
2022-05-19

Profiled strip and method of forming a separating assembly

#34
20220033277
2022-02-03

Tensioner for lamella settler

#35
20210404169
2021-12-30

Volume controlled hydrodynamic separator for stormwater treatment

#36
20210402330
2021-12-30

Launder cover and cover system and processes to make launder cover assemblies

#37
20210394088
2021-12-23

Wastewater dissolved-air floatation apparatus combined with precipitation tank having sloped plates

#38
20210387111
2021-12-16

Launder cover system

#39
20210339168
2021-11-04

Cyclonic inlet diverter

#40
20210331092
2021-10-28

Dynamic plate pack for soil extrusion system

#41
20210322899
2021-10-21

Settler with a settler plate that includes a hollow support

#42
20210245076
2021-08-12

Integrated latch/hold-open system for Nefco launder covers

#43
20210069614
2021-03-11

Tensile structure density current baffle

#44
20210046404
2021-02-18

Flexible launder covers and related methods

#45
20200368643
2020-11-26

Tray unit for a wastewater treatment device and a method of assembling a tray assembly for a wastewater treatment device

#46
20200339436
2020-10-29

Sloped sunshade cover

#47
20200330902
2020-10-22

Container-type apparatus with a suspended particle system for wastewater treatment

#48
20200269160
2020-08-27

Plate settler cover and method

#49
20200254364
2020-08-13

Settler with a settler plate that includes a hollow support

#50
20200230522
2020-07-23

Cyclonic inlet diverter

#51
20200164293
2020-05-28

Systems and methods for purifying natural water for recreational swimming with modular filtration units

#52
20200054969
2020-02-20

Settling tank and methods for guiding partial flows in the inflow area of settling tanks

#53
20200038781
2020-02-06

Separator for separating solids from an influent

#54
20200030861
2020-01-30

Apparatus to recycle plastics, electronics, munitions or propellants using a metal reactant alloy composition

#55
20200009474
2020-01-09

SYSTEMS AND METHODS USEFUL FOR EFFICIENT FLUID RUN-OFF SEPARATION OF LIQUID AND SOLID CONTAMINANTS

#56
20190336889
2019-11-07

Clarifier tank insert assembly

#57
20190330836
2019-10-31

Hydrodynamic separator for stormwater treatment

#58
20190270037
2019-09-05

Water skimming device and method

#59
20190201814
2019-07-04

Dynamic plate pack for soil extrusion system

#60
20190168136
2019-06-06

Ash management trench

#61
20190160396
2019-05-30

FOLDABLE AND REMOVABLE PARTITION ASSEMBLY FOR SEPTIC TANK

#62
20190084847
2019-03-21

Flowback and produced water treatment method

#63
20190078311
2019-03-14

Stormwater drain baffle

#64
20190047884
2019-02-14

Clarifier for water treatment

#65
20190046899
2019-02-14

Multi-phase emulsion separator with directed flow channels

#66
20190022561
2019-01-24

Inclined sedimentation acceleration apparatus

#67
20180340697
2018-11-29

Connection assembly

#68
20180280837
2018-10-04

Duct for use in a system for separating particles suspended in a fluid, and a method of designing such duct

#69
20180280835
2018-10-04

CONTAINER-TYPE APPARATUS WITH A SUSPENDED PARTICLE SYSTEM FOR WASTEWATER TREATMENT

#70
20180272253
2018-09-27

Plate settler cover and method

#71
20180050372
2018-02-22

METHOD TO RECYCLE PLASTICS, ELECTRONICS, MUNITIONS OR PROPELLANTS USING A METAL REACTANT ALLOY COMPOSITION

#72
20180037476
2018-02-08

FIELD ADJUSTABLE FOG TO SOLID CAPACITY GREASE INTERCEPTOR

#73
20180036654
2018-02-08

LAUNDER CHANNEL COVER WITH MAGNETIC LOCKING PANELS

#74
20180028942
2018-02-01

Liquid refinement

#75
20180028941
2018-02-01

Liquid refinement

#76
20170355006
2017-12-14

Flange Assembly for Heater Treaters and Other Vessels

#77
20170326603
2017-11-16

Method to recycle plastics, electronics, munitions or propellants using a metal reactant alloy composition

#78
20170305766
2017-10-26

Mobile flowback and produced water re-use system

#79
20170298279
2017-10-19

Separator that removes free liquid and particles from a gas stream

#80
20170260073
2017-09-14

SLUDGE TREATMENT SYSTEM WITH SLUDGE DRYING ACCELERATION FUNCTION

#81
20170259193
2017-09-14

Extrusion system and method for separating soil from water

#82
20170252675
2017-09-07

Sludge extraction apparatus and method

#83
20170252673
2017-09-07

Submerged clarifier launder

#84
20170120876
2017-05-04

Windshield wiper fluid refilling system

#85
20170081230
2017-03-23

Conversion of clarifier to suction pipe system

#86
20170074524
2017-03-16

Connection assembly

#87
20170072340
2017-03-16

Waste water separation vessel

#88
20170056790
2017-03-02

Plate settler cover and method

#89
20170050124
2017-02-23

LAMELLA SETTLER

#90
20170043354
2017-02-16

Connection assembly

#91
20160318706
2016-11-03

Intermodal container tank structure

#92
20160271526
2016-09-22

Hose-less sludge removal apparatus with flow balancing diagonals

#93
20160250569
2016-09-01

Liquid refinement

#94
20160250568
2016-09-01

Liquid refinement

#95
20160250567
2016-09-01

Liquid refinement

#96
20160236116
2016-08-18

HINGED LAUNDER COVER SYSTEM FOR IMPROVED ACCESS TO THE WEIR

#97
20160129453
2016-05-12

Apparatus for classifying particulate material

#98
20160097173
2016-04-07

Ash management trench

#99
20160082377
2016-03-24

Desanding apparatus and a method of using same

#100
20160053455
2016-02-25

Skimming and separation device

#101
20160051907
2016-02-25

Water skimming device and method

#102
20160016098
2016-01-21

Multi-panel mounting section for launder channel cover panels

#103
20160008746
2016-01-14

Vibrating inclined plate box settlement separator

#104
20150314219
2015-11-05

Partition for Limiting a Clarification Chamber of a Small Sewage Treatment Plant

#105
20150259994
2015-09-17

Open top tank with tandem diffusers

#106
20150231573
2015-08-20

Mass transfer device and system generating vortices for particle suspension, concentration, and transport

#107
20150159360
2015-06-11

SYSTEM AND METHOD FOR MINIMIZING SEDIMENT ACCUMULATION IN POND INLETS

#108
20150151218
2015-06-04

Method of manufacturing a solvent extraction settler and solvent extraction settler

#109
20150090122
2015-04-02

Desanding apparatus and a method of using same

#110
20150065281
2015-03-05

Chain structure

#111
20150060369
2015-03-05

Mobile flowback and produced water re-use system

#112
20140353245
2014-12-04

Decanter

#113
20140353232
2014-12-04

Water Clarification System and Method

#114
20140262973
2014-09-18

Method and system for stacking and sealing hydrodynamic separation layers

#115
20140216256
2014-08-07

Desanding apparatus and a method of using same

#116
20140124042
2014-05-08

Methods of flow baffle installation

#117
20140083932
2014-03-27

Sludge protector canopy baffle system

#118
20140083921
2014-03-27

Mobile fluid treatment system and associated apparatus

#119
20130327724
2013-12-12

Liquid settling systems and methods

#120
20130277301
2013-10-24

Launder channel cover with independently openable panel members

#121
20130270183
2013-10-17

Hydrocarbons environmental processing system method and apparatus

#122
20130264278
2013-10-10

Solid settling tank

#123
20130206662
2013-08-15

Segmental bio-retention basin system

#124
20130206007
2013-08-15

Desanding apparatus and system

#125
20130118618
2013-05-16

Apparatus and method for removing materials from a material collection container

#126
20130118616
2013-05-16

Apparatus and method for removing materials from a material collection container

#127
20130105013
2013-05-02

Septic field filter and bacterial unit

#128
20130068699
2013-03-21

Construction site water treatment system and methods

#129
20130043196
2013-02-21

Concrete washout separation system

#130
20130015123
2013-01-17

Baffle chamber draining valve

#131
20120295781
2012-11-22

Microfluidic device for whole blood sample preparation

#132
20120255622
2012-10-11

Flow baffle installation methods and apparatus

#133
20120248036
2012-10-04

Density current baffle for a clarifier tank

#134
20120152855
2012-06-21

SYSTEMS AND APPARATUS FOR SEAWATER ORGANICS REMOVAL

#135
20120097039
2012-04-26

Phase separator

#136
20110309015
2011-12-22

Clarifier support structure

#137
20110278239
2011-11-17

Apparatus and method for removing impurities from water or wastewater

#138
20110253635
2011-10-20

Fluid clarification system, method, and apparatus

#139
20110226693
2011-09-22

Separator for separating solids from an influent

#140
20110203983
2011-08-25

Treatment device and treatment bag

#141
20110155564
2011-06-30

SYSTEM FOR ELECTROCOAGULATIVELY REMOVING CONTAMINANTS FROM CONTAMINATED WATER

#142
20110132824
2011-06-09

High Performance Sewer System

#143
20110120959
2011-05-26

Hydroclone based fluid filtration system

#144
20110103538
2011-05-05

Radioactive debris trap

#145
20110048233
2011-03-03

Three-phase cascade separator

#146
20100243585
2010-09-30

Plate settler with angular support members

#147
20100206817
2010-08-19

Portable settling and dewatering tank

#148
20100163473
2010-07-01

APPARATUS FOR WASTEWATER TREATMENT AND A PLANT EQUIPPED WITH SUCH AN APPARATUS

#149
20100078370
2010-04-01

Floating baffle panel and filter apparatus

#150
20100032363
2010-02-11

Floating skimmer apparatus with up-flow filter

#151
20090314699
2009-12-24

Water Purification Apparatus

#152
20090291819
2009-11-26

Blood separation chamber

#153
20090283159
2009-11-19

Fuel tank with trash and water separation/containment device

#154
20090065431
2009-03-12

IN-LINE SEPARATOR

#155
20090032450
2009-02-05

High performance sewer system

#156
20090008837
2009-01-08

BLOW MOLDED SEPTIC TANK METHOD OF MANUFACTURE

#157
20080314823
2008-12-25

EXTRUDED LAMELLA SEPARATOR PANEL MODULES

#158
20080277335
2008-11-13

Disposable weir liner

#159
20080264840
2008-10-30

Fluids fluxion method and plant for wastewater treatment

#160
20080237121
2008-10-02

INTERCEPTOR SYSTEM AND A METHOD FOR PRESSURE TESTING

#161
20080237120
2008-10-02

Interceptor for separating a mixture

#162
20080185325
2008-08-07

Pollutant Trap

#163
20080121589
2008-05-29

Fluid clarification system and apparatus

#164
20080110839
2008-05-15

Thickener/clarifier feedwell assembly with froth dissipation

#165
20080041782
2008-02-21

Septic Tank Kit

#166
20080041778
2008-02-21

Portable tank apparatus and method of use

#167
20080006566
2008-01-10

Fluid remediation system

#168
20070241052
2007-10-18

Storm water interceptor

#169
20070241038
2007-10-18

Fluid remediation system

#170
20070235393
2007-10-11

Pre-cast drive down water separation pit system

#171
20070207685
2007-09-06

Fuel tank with trash and water separation/containment device

#172
20070165483
2007-07-19

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

#173
20070138087
2007-06-21

Corrugated density baffle

#174
20070095749
2007-05-03

Refuse/oil removing device and refuse/oil recovery bag

#175
20070080110
2007-04-12

BLOW MOLDED SEPTIC TANK COVER

#176
20070075024
2007-04-05

Advanced gravity sedimentation system and method

#177
20070045168
2007-03-01

Hydroclone based fluid filtration system

#178
20070039900
2007-02-22

Hydroclone based fluid filtration system

#179
20070012605
2007-01-18

Self-propelled Apparatus for Cleaning A Water Treatment Tank

#180
20060278578
2006-12-14

Energy dissipating inlet for clarifiers

#181
20060261006
2006-11-23

Lamellar decanting module and block comprising plates that can be vertical

#182
20060237369
2006-10-26

Materials for removing toxic metals from wastewater

#183
20060237354
2006-10-26

Septic tank kit

#184
20060175240
2006-08-10

Portable tank apparatus and method of use

#185
20060096935
2006-05-11

Method and apparatus for removing cuttings from drilling fluids

#186
20060043010
2006-03-02

Separator

#187
20060032817
2006-02-16

Separation apparatus

#188
20050279719
2005-12-22

Collection of sludge from the floor of a basin with multiple balanced-flow headers

#189
20050279701
2005-12-22

Apparatus for collecting sludge from the floor of a settler basin

#190
20050249555
2005-11-10

Open or closed ended tire pipe apparatus and method

#191
20050224408
2005-10-13

Recycled tire sewage treatment apparatus and method

#192
20050178721
2005-08-18

Blow molded septic tank and method of manufacture

#193
16843457
2022-03-01

Plate assembly and method of manufacturing for use in water treatment

#194
15171799
2020-05-05

Septic tank having a lid with access port

#195
14012611
2016-12-06

Oil sludge mixing assembly