ClassID:

28747

B01D21/0018 - CPC Classification

Classification description:

Separation of suspended solid particles from liquids by sedimentation provided with a pump mounted in or on a settling tank

Sub-classes:
Recent Application in this class:
#1
20250296108
2025-09-25

PALLET COATING WASTE RECOVERY SYSTEM

#2
20250263989
2025-08-21

CENTRIFUGE-FREE FLUID CLEANING SYSTEMS AND METHODS FOR SEPARATION OF FINE SOLIDS IN OILFIELD APPLICATIONS

#3
20250256221
2025-08-14

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

#4
20240091895
2024-03-21

Coolant processing apparatus

#5
20240034650
2024-02-01

METHOD AND SYSTEM FOR CLARIFYING WATER

#6
20230399901
2023-12-14

WELLBORE FILTRATION SYSTEM AND METHOD FOR USING INVERSE PYRAMID COMPARTMENTS AND SUCTION PUMPS

#7
20230256358
2023-08-17

Waste Oil Handling Apparatus

#8
20230241532
2023-08-03

NUTRIENT CONCENTRATION AND WATER RECOVERY SYSTEM AND ASSOCIATED METHODS

#9
20230236181
2023-07-27

LIQUID REFINING APPARATUS AND DIAGNOSIS SYSTEM INCLUDING THE SAME

#10
20230105820
2023-04-06

Device and Method for Separating a Suspension

#11
20230085131
2023-03-16

PALLET COATING WASTE RECOVERY SYSTEM

#12
20220193574
2022-06-23

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

#13
20220177407
2022-06-09

Neutralization/water separation device for esterified product and neutralization/water separation method for esterified product

#14
20220018111
2022-01-20

Particle separator

#15
20210402329
2021-12-30

Liquid processing apparatus and liquid processing method

#16
20210339292
2021-11-04

Pressure-washing apparatus

#17
20210246026
2021-08-12

Struvite and extracting method therefor

#18
20210236963
2021-08-05

APPARATUS FOR SEPARATION OF PARTICULATE MATTER FROM FLUID

#19
20210121799
2021-04-29

CLARIFICATION OF COLLOIDAL SUSPENSIONS

#20
20210106932
2021-04-15

OILS FREQUENCY CLEANER

#21
20200385975
2020-12-10

Solids transfer pump with modular components

#22
20200240121
2020-07-30

Wastewater re-use systems

#23
20200070066
2020-03-05

System and method for fluid processing

#24
20200023293
2020-01-23

NUTRIENT CONCENTRATION AND WATER RECOVERY SYSTEM AND ASSOCIATED METHODS

#25
20190374879
2019-12-12

Fluid removal system for a blowdown vessel

#26
20190282927
2019-09-19

Recovering a hydrocarbon fluid

#27
20190118117
2019-04-25

FLOATING WEIR

#28
20190105591
2019-04-11

Air intake separator systems and methods

#29
20190060797
2019-02-28

Method and apparatus for liquid/solid separation such as dewatering particulate solids and agitation leaching

#30
20190060778
2019-02-28

Methods and apparatuses for water purification

#31
20180257004
2018-09-13

Mobile flocculation and fracking water treatment system

#32
20180229159
2018-08-16

Suction nozzle and fluid recovery apparatus

#33
20180214794
2018-08-02

Pumping system

#34
20180133622
2018-05-17

Thickener Feed Dilution System

#35
20180111064
2018-04-26

System and method for separation of suspended solids from waste fluid

#36
20170361251
2017-12-21

MOBILE DEVICE FOR RECOVERY AND ON SITE STORAGE OF USED COOKING OIL

#37
20170267561
2017-09-21

System and method for removing iron from waste water

#38
20170254328
2017-09-07

Method for operating a multi-phase pump and apparatus therefor

#39
20170245458
2017-08-31

Two-tank weired reservoir and method of use

#40
20170144086
2017-05-25

Vertical separator for the treatment of slurry

#41
20170137307
2017-05-18

METHODS AND APPARATUS FOR A WATER PURIFICATION SYSTEM

#42
20170120253
2017-05-04

System and method for transportation and desalination of a liquid

#43
20170080359
2017-03-23

Recovering a hydrocarbon fluid

#44
20170072340
2017-03-16

Waste water separation vessel

#45
20160303494
2016-10-20

LIQUID RECOVERY UNIT

#46
20160289104
2016-10-06

SYSTEM FOR TREATMENT OF FOOD PROCESS WASTE WATER

#47
20160288022
2016-10-06

SYSTEM FOR PROCESSING WASTE WATER

#48
20160288021
2016-10-06

SYSTEM FOR PROCESSING FOOD PROCESS WASTE WATER INCLUDING PURIFICATION AND OPTIONAL RECYCLING OF PURIFIED WASTE WATER

#49
20160279539
2016-09-29

Grease separator

#50
20160228796
2016-08-11

Recovering mature fine tailings from oil sands tailings ponds

#51
20160207802
2016-07-21

SYSTEM FOR SEPARATING SOLIDS FROM A LIQUID WASTE STREAM

#52
20160184742
2016-06-30

Supernatant water discharge device

#53
20160106057
2016-04-21

Two-tank wiered reservoir and method of use

#54
20150367255
2015-12-24

Method and apparatus for liquid/solid separation such as dewatering particulate solids and agitation leaching

#55
20150352466
2015-12-10

Surface wasting system

#56
20150266145
2015-09-24

Air intake separator systems and methods

#57
20150226214
2015-08-13

Method for operating a multi-phase pump and apparatus therefor

#58
20150166386
2015-06-18

Clarifier sludge withdrawal system

#59
20150151989
2015-06-04

System for purifying polluted water and purification method

#60
20150086389
2015-03-26

Pumping system

#61
20150083651
2015-03-26

Cross-flow filtration system including particulate settling zone

#62
20140326662
2014-11-06

Effluent weir system

#63
20140299558
2014-10-09

WATER DECANTING BARREL

#64
20140116967
2014-05-01

Mobile flocculation and fracking water treatment system

#65
20140110335
2014-04-24

Scum removal system for liquids

#66
20140083921
2014-03-27

Mobile fluid treatment system and associated apparatus

#67
20130299405
2013-11-14

Dewatering system

#68
20130193084
2013-08-01

Method for storing used cooking oil

#69
20120312755
2012-12-13

MOBILE CLARIFIER AND SLUDGE DEWATERING SYSTEM FOR ONSITE WASTE WATER TREATMENT

#70
20120312392
2012-12-13

Pump system with vacuum source

#71
20120024766
2012-02-02

Wastewater re-use systems

#72
20110240562
2011-10-06

Method and system for backwashing a filter

#73
20110174697
2011-07-21

Multiple flat disc type pump and hydrocyclone

#74
20110100931
2011-05-05

Method of optimizing feed concentration in a sedimentation vessel

#75
20110008183
2011-01-13

Vacuum source and float valve for a self-priming pump

#76
20100116753
2010-05-13

Dewatering system

#77
20090314726
2009-12-24

Waste concrete and aggregate reclaimer

#78
20090308815
2009-12-17

Method of treating water by ballasted flocculation/settling, which includes a continuous measurement of the ballast, and corresponding installation

#79
20090301966
2009-12-10

Method for purifying wastewater

#80
20090050560
2009-02-26

Anaerobic reactor for the removal of long chain fatty acids from fat containing wastewater

#81
20080185321
2008-08-07

Effluent purifying plant with centralized structure

#82
20070256964
2007-11-08

Separator device

#83
20070187342
2007-08-16

BACKWASH TANK AND PROCESS

#84
20060207919
2006-09-21

Effluent interceptor with solids removal

#85
20060196827
2006-09-07

Septic tank

#86
20060110261
2006-05-25

Pump System with a vacuum source coupled to a separator

#87
20060086676
2006-04-27

Settling tank and method for separating a solids containing material

#88
20050161372
2005-07-28

Petroleum recovery and cleaning system and process

#89
20050155917
2005-07-21

Dilution apparatus for a thickener

#90
20050150822
2005-07-14

Device for shear-thinning of solids containing material

#91
20050000871
2005-01-06

Fluid diverter for a wastewater treatment system

#92
16734559
2021-06-22

Flow back separation system with dispersing device

#93
15261358
2019-02-05

Wastewater treatment

#94
14965355
2019-02-12

Method and apparatus for treating production water

#95
14727689
2015-09-08

Recovering mature fine tailings from oil sands tailings ponds

#96
14308423
2017-10-03

Mobile device for recovery and on site storage of used cooking oil