ClassID:

30083

B01D2201/204 - CPC Classification

Classification description:

Details relating to filtering apparatus; Pressure-related systems for filters Systems for applying vacuum to filters

Sub-classes:
Recent Application in this class:
#1
20260078644
2026-03-19

DEBRIS REMOVAL FROM DEGASSER PROBE

#2
20250242094
2025-07-31

FILTER ASSEMBLY AND CONTAINER FOR COLLECTING BLOOD CONTAINING THE SAME

#3
20250114729
2025-04-10

SEPARATION APPARATUS AND SEPARATION METHOD

#4
20250090734
2025-03-20

OPEN-CLOSED LOOP PERFUSION RESERVOIR

#5
20250018319
2025-01-16

SUCTION STRAINER

#6
20250001334
2025-01-02

Fluid and Solid Material Separator

#7
20240375030
2024-11-14

FILTER PURGE AND MAINTENANCE CONTROL SYSTEM

#8
20240226811
2024-07-11

Device suitable for vacuum assisted filtration

#9
20240224957
2024-07-11

Recirculation aquaculture system and method

#10
20240149193
2024-05-09

VACUUM ASSISTED FILTRATION

#11
20240110619
2024-04-04

FILTER ASSEMBLY

#12
20240066443
2024-02-29

Devices and methods for the integrated filtration, drying, and mechanical processing of active pharmaceutical ingredients

#13
20240066441
2024-02-29

SYSTEMS AND METHODS FOR SEPARATION OF A FEED MATERIAL USING HYDROPHOBIC AND HYDROPHILIC MATERIALS

#14
20230330570
2023-10-19

Fluid and solid material separator

#15
20230311035
2023-10-05

Liquid filtering method and system

#16
20230302384
2023-09-28

DRUM WASHER WITH GRAVITY ASSIST DRAINAGE

#17
20230243285
2023-08-03

Reductant tank assembly with multiple connection tank header

#18
20230226471
2023-07-20

POSITIVE-PRESSURE NON-AGITATING LIQUID FILTRATION

#19
20230131096
2023-04-27

INDEPENDENT DOUBLE-NEGATIVE-PRESSURE SHALE SHAKER

#20
20230116784
2023-04-13

FLUID CHAMBER SYSTEM

#21
20230110389
2023-04-13

Reductant tank assembly with multiple connection tank header

#22
20230108937
2023-04-06

POOL DEBRIS COLLECTION CONTAINER

#23
20230104542
2023-04-06

Waste oil purification apparatus

#24
20220403537
2022-12-22

DEVICE FOR SUCTION AND RECOVERY OF ANODIC SLUDGE

#25
20220258075
2022-08-18

FILTER ASSEMBLY FOR HIGH VOLUME EVACUATION

#26
20220195745
2022-06-23

Underwater debris suction apparatus

#27
20220184534
2022-06-16

PRESSURE FILTER DEWATERING SYSTEM AND DEWATERING METHOD

#28
20220105450
2022-04-07

Rotary Vacuum and Screen System and Methods for Separating Solids and Liquids

#29
20220096971
2022-03-31

Negative pressure filtration apparatus, method, and system

#30
20220050032
2022-02-17

Sample collecting device and sample collecting apparatus

#31
20220001308
2022-01-06

Water cleaner

#32
20210394118
2021-12-23

Method and device for water priming microporous-carbon water filters using negative pressure

#33
20210362154
2021-11-25

PARTICLE TRAPPING CHAMBER, PARTICLE TRAPPING CHIP, PARTICLE COLLECTING METHOD, AND PARTICLE SORTING DEVICE

#34
20210347250
2021-11-11

Fuel filter device

#35
20210299614
2021-09-30

Device suitable for vacuum assisted filtration

#36
20210291086
2021-09-23

Fluid and solid material separator

#37
20210187176
2021-06-24

FILTER ASSEMBLY AND CONTAINER FOR COLLECTING BLOOD CONTAINING THE SAME

#38
20210129057
2021-05-06

Liquid filtering system

#39
20210106932
2021-04-15

OILS FREQUENCY CLEANER

#40
20210086112
2021-03-25

Devices and methods for the integrated filtration, drying, and mechanical processing of active pharmaceutical ingredients

#41
20210027929
2021-01-28

Vacuum filtration system

#42
20210001254
2021-01-07

SUCTION FILTER DEVICE WITH AIR SEPARATION

#43
20210001249
2021-01-07

DISPOSABLE POLYMER-STRUCTURED FILTER

#44
20200230532
2020-07-23

Suction tube filter arrangement and fluid tank system for a fluid tank

#45
20200095048
2020-03-26

CONTAINER FOR METALLIC SCRAP, PARTICULARLY FOR SAFELY STORING AND TRANSPORTING SCRAP OF TITANIUM AND ALLOYS THEREOF

#46
20200086250
2020-03-19

Vacuum filter system for solid-liquid separation and process for filtering solid particles

#47
20200079658
2020-03-12

Water treatment system

#48
20190366270
2019-12-05

Device and method for water priming microporous-carbon water filters using negative pressure

#49
20190060798
2019-02-28

METHODS, DEVICES, AND SYSTEMS FOR PROCESSING AND FILTERING CARBONACEOUS COMPOSITIONS

#50
20180290093
2018-10-11

SiOx filtration unit and method for operating the SiOx filtration unit

#51
20180104626
2018-04-19

Method for constructing a vacuum belt filter device and vacuum belt filter device

#52
20180071667
2018-03-15

Vacuum filter system for solid-liquid separation and process for filtering solid particles

#53
20160310874
2016-10-27

Syringe filter

#54
20160243473
2016-08-25

Rotary vacuum and screen system and methods for separating solids and liquids

#55
20160220928
2016-08-04

Filtration apparatus

#56
20160075584
2016-03-17

Dynamic dewatering system

#57
20160038858
2016-02-11

System and method for using a pressure differential for separation

#58
20160023141
2016-01-28

Optimization of vacuum system and methods for drying drill cuttings

#59
20150367266
2015-12-24

Processing liquid supply method, processing liquid supply apparatus and storage medium

#60
20150108058
2015-04-23

Filtration device

#61
20140305854
2014-10-16

Fluid contamination prevention system

#62
20140097147
2014-04-10

Processing liquid supply method, processing liquid supply apparatus and storage medium

#63
20130074360
2013-03-28

Optimization of vacuum systems and methods for drying drill cuttings

#64
20130062287
2013-03-14

Apparatus and method for de-watering of slurries

#65
20120294781
2012-11-22

Vacuum base and related methods and apparatus for vacuum filtration

#66
20120285326
2012-11-15

Gypsum dewatering device for desulfurization facility

#67
20120267301
2012-10-25

Method and Apparatus for Filtrate Storage Handling

#68
20120193304
2012-08-02

Liquid vacuuming and filtering device and method

#69
20110132832
2011-06-09

Horizontal belt vacuum filter with overhead fluid removal

#70
20110132831
2011-06-09

HORIZONTAL BELT VACUUM FILTER WITH OVERHEAD FLUID REMOVAL

#71
20110089122
2011-04-21

Liquid removal apparatus with moving transport deck for filter belt

#72
20110062091
2011-03-17

Liquid vacuuming and filtering device and method

#73
20100320134
2010-12-23

Systems, Apparatus and Methods for Vacuum Filtration

#74
20100307967
2010-12-09

Filtration device

#75
20100213141
2010-08-26

Suspension liquid extraction apparatus and method

#76
20100213114
2010-08-26

SELF-CLEANING FILTRATION MACHINE WITH ROTARY DRUM FILTER FOR CONTAMINATED LIQUIDS

#77
20100140191
2010-06-10

METHOD AND APPARATUS FOR SEPARATION OF SOLIDS AND LIQUID SUSPENSIONS BY FILTER UNCLOGGING AIDED FILTRATION

#78
20100038303
2010-02-18

Disposable polymer-structured filtering kit

#79
20090159535
2009-06-25

Method of collecting medical waste in a waste collection unit using disposable manifold with staged waste filtering/processing

#80
20090107931
2009-04-30

Fluid treatment and method and use of same

#81
20090065450
2009-03-12

Systems and methods for extracting liquid from an aqueous material

#82
20090026154
2009-01-29

Apparatus for supporting a vacuum filtration device

#83
20090026153
2009-01-29

Filtrate storage system

#84
20090026126
2009-01-29

Methods for vacuum filtration

#85
20080290040
2008-11-27

Methods and apparatus for foam control in a vacuum filtration system

#86
20070292935
2007-12-20

Method and Apparatus for Separation of Solids and Liquid Suspensions by Filter Unclogging Aided Filtration

#87
20070278143
2007-12-06

Apparatus and methods for separating liquid from a waste product

#88
20070221555
2007-09-27

Apparatus and method for de-watering of slurries

#89
20070210013
2007-09-13

Filter apparatus and method with simplified filter belt indexing and sealing

#90
20070144959
2007-06-28

Systems, apparatus and methods for vacuum filtration

#91
20050279336
2005-12-22

Valve for controlling a fluid flow

#92
20050189288
2005-09-01

Manifold and filter assembly with filter basket

#93
20050133465
2005-06-23

Vibratory screen assembly and method of manufacture

#94
20050082236
2005-04-21

Vibratory screening machine with suction and method for screening a slurry

#95
20050040086
2005-02-24

Device for purifying liquid in a liquid reservoir and a transformer provided with such a device

#96
17166182
2023-09-19

Portable liquid filter devices, systems and methods

#97
14699814
2016-09-27

Filter funnel for connection to flask