ClassID:

29123

B01D29/66 - CPC Classification

Classification description:

Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor; Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps

Sub-classes:
Recent Application in this class:
#1
20260138062
2026-05-21

REGENERATIVE MEDIA FILTER

#2
20260138061
2026-05-21

REGENERATIVE MEDIA FILTER

#3
20260131266
2026-05-14

FILTER CARTRIDGE, AND METHOD OF RETROFITTING FILTER HOUSING

#4
20260097413
2026-04-09

AUTONOMOUS SYSTEM AND METHOD FOR CLEANING NOZZLES USING WATER FOR SPRAYERS

#5
20260091328
2026-04-02

SUBSTRATE PROCESSING DEVICE AND METHOD FOR REMOVING BUBBLES FROM FILTER

#6
20260076133
2026-03-12

SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD

#7
20260070009
2026-03-12

FILTER WITH WASH FLOW BYPASS VALVE

#8
20260002374
2026-01-01

HAND-HELD SWIMMING POOL CLEANING APPARATUS AND CONTROL METHOD THEREOF

#9
20250325930
2025-10-23

METHOD AND APPARATUS FOR ENHANCED SEPARATION AND REMOVAL OF CONTAMINANTS AND IRRADIATED PARTICULATES FROM FLUIDS

#10
20250065251
2025-02-27

SELF-CLEANING FILTER

#11
20250059036
2025-02-20

MAKING FT PRODUCTS AFTER STREAM REFORMING AND HYDROCARBON REFORMING

#12
20240390825
2024-11-28

METHODS AND SYSTEMS FOR DEWATERING SOLID PARTICLES IN A CONTAMINATED LIQUID MIXTURE

#13
20240382877
2024-11-21

CHARGED PARTICLE FILTER AND REMOVAL SYSTEM

#14
20240335776
2024-10-10

FILTRATION SYSTEM AND METHOD

#15
20240318514
2024-09-26

Systems and methods for operating candle filters to recover glycols from drilling operations

#16
20240288007
2024-08-29

FILTER DEVICE AND PUMP DEVICE THEREWITH

#17
20240226782
2024-07-11

REGENERATIVE MEDIA FILTER

#18
20240226778
2024-07-11

BI-DIRECTIONAL SPRING FILTER

#19
20240210133
2024-06-27

Flow assisted anti-fouling geometries for compact heat exchangers

#20
20240131456
2024-04-25

REGENERATIVE MEDIA FILTER

#21
20240131454
2024-04-25

Bi-directional spring filter

#22
20240091683
2024-03-21

FILTER FLUSHING DEVICE AND FILTER FLUSHING METHOD

#23
20240017193
2024-01-18

Filter device for filtering extruded polymers and cleaning method

#24
20240011215
2024-01-11

WASHING MACHINE AND METHOD FOR OPERATING A WASHING MACHINE

#25
20230391618
2023-12-07

Method of generating clean syngas

#26
20230364536
2023-11-16

Swimming Pool Backwash Filtration Device

#27
20230332089
2023-10-19

Bioreactor cleaning installation for bioreactors in rail vehicles

#28
20230264124
2023-08-24

Particle separation system and method

#29
20230255174
2023-08-17

MILKING DEVICE WITH A MILK FILTER

#30
20230221696
2023-07-13

METHOD FOR CREATING A MAINTENANCE PROGRAM

#31
20230211388
2023-07-06

METHOD AND COMPOSITION FOR PULSE DOSE CLEANING OF PROCESS STREAMS

#32
20230158429
2023-05-25

HIGH CAPACITY COMPOSITE DEPTH FILTER MEDIA WITH LOW EXTRACTABLES

#33
20230151746
2023-05-18

CLEANING SYSTEM FOR VEHICLE OIL CIRCUIT

#34
20230132622
2023-05-04

GREYWATER TREATMENT SYSTEM

#35
20230106582
2023-04-06

SYSTEM, METHOD AND APPARATUS FOR FILTER AND OVERHANG PLUGGING DETECTION

#36
20230091875
2023-03-23

FILTER CLEANING SYSTEM AND FILTER CLEANING METHOD

#37
20230062259
2023-03-02

FILTER DEVICE FOR A WATER-BEARING DOMESTIC APPLIANCE, WATER-BEARING DOMESTIC APPLIANCE AND METHOD FOR CLEANING THE FILTER DEVICE

#38
20230016522
2023-01-19

Pneumatic-hydraulic method for back-flushing and device for back-flushing fluid filters using an integrated fluid-dynamic cleaning process

#39
20230001335
2023-01-05

Methods and systems for dewatering solid particles in a contaminated liquid mixture

#40
20230001331
2023-01-05

Decanting backwash receiver

#41
20220387917
2022-12-08

High capacity composite depth filter media with low extractables

#42
20220387911
2022-12-08

FILTER CARTRIDGE, AND METHOD OF RETROFITTING FILTER HOUSING

#43
20220362691
2022-11-17

METHOD FOR INTERMITTENTLY CLEANING A FILTER, AND FILTER DEVICE FOR A METAL PRINTING DEVICE

#44
20220339563
2022-10-27

SYSTEMS AND METHODS FOR MANAGING DEBRIS IN A WELL

#45
20220331725
2022-10-20

FILTRATION SYSTEM AND METHOD

#46
20220331724
2022-10-20

Filtration system with selective flow reversal

#47
20220312747
2022-10-06

Recirculating aquaculture system using biofloc fermenter and aquaponics

#48
20220233978
2022-07-28

Self-cleaning filter

#49
20220212121
2022-07-07

Filtering and concentrating apparatus having stirring function

#50
20220203274
2022-06-30

System and method for a filter system

#51
20220184535
2022-06-16

Inline-type strainer

#52
20220174917
2022-06-09

WATERCRAFT AND METHOD FOR THE PRODUCTION OF AQUATIC ORGANISMS

#53
20220118383
2022-04-21

Filter device for filtering extruded polymers and cleaning method

#54
20220105474
2022-04-07

Air burst system for cleaning submerged screen intake

#55
20220098036
2022-03-31

Method of producing a cooled syngas of improved quality

#56
20220032218
2022-02-03

Liquid Purification System

#57
20220008846
2022-01-13

Device for separating solid materials from liquids and gases

#58
20210346824
2021-11-11

Regenerative Media Filtration Apparatus Improvements

#59
20210316236
2021-10-14

Adapter for filter device and method of use

#60
20210291085
2021-09-23

METHOD FOR MAINTAINING A FILTRATION DEVICE OF A SYSTEM FOR EXTRACTING A LIQUID FROM A TANK OF A MOTOR VEHICLE

#61
20210229139
2021-07-29

Method and composition for pulse dose cleaning of process streams

#62
20210214244
2021-07-15

Containerized desalination system

#63
20210213377
2021-07-15

Particle separation system and method

#64
20210187418
2021-06-24

Filter element having two filter media

#65
20210170311
2021-06-10

FILTER ELEMENT, FILTER, FILTER DEVICE, AND METHOD OF USE

#66
20210170299
2021-06-10

Pressurized vapor cycle liquid distillation

#67
20210162474
2021-06-03

ORGANIC MATTER PROCESSING APPARATUS

#68
20210137032
2021-05-13

IRRIGATION FILTER SYSTEM

#69
20210039026
2021-02-11

Treatment module and operating method therefor

#70
20210023483
2021-01-28

Filtration unit

#71
20200406198
2020-12-31

Method for cleaning a filter element and a filtering device

#72
20200398226
2020-12-24

Air burst system for cleaning submerged screen intake

#73
20200398196
2020-12-24

Online cleaning device and online cleaning method

#74
20200384388
2020-12-10

SELF-CLEANING FILTER

#75
20200360832
2020-11-19

Pressurized vapor cycle liquid distillation

#76
20200269165
2020-08-27

Underwater water treatment unit and method for cleaning said unit

#77
20200261944
2020-08-20

Separation device

#78
20200222830
2020-07-16

Continuous extraction of natural products from plants apparatus and methods

#79
20200215468
2020-07-09

Filtration system and method of use

#80
20200215466
2020-07-09

Apparatus and system for filtrating liquid

#81
20200206658
2020-07-02

System and method for a filter system

#82
20200197840
2020-06-25

OPEN BOTTOM MULTIPLE CHANNEL GAS DELIVERY DEVICE FOR IMMERSED MEMBRANES

#83
20200188971
2020-06-18

Method and device for cleaning tube bundles

#84
20200179829
2020-06-11

GRANULAR FILTRATION SYSTEM FOR AGRICULTURAL IRRIGATION

#85
20200147532
2020-05-14

Sheaf-based fluid filter

#86
20200129901
2020-04-30

High capacity composite depth filter media with low extractables

#87
20200086247
2020-03-19

Liquid treatment device

#88
20200061499
2020-02-27

Modified apparatus for wastewater recycling

#89
20200047090
2020-02-13

Filter with exterior and interior media components and method of filtering

#90
20200008644
2020-01-09

Dishwasher and method of controlling the same

#91
20190388808
2019-12-26

Method for operating filtration device

#92
20190381420
2019-12-19

Pressurized vapor cycle liquid distillation

#93
20190374882
2019-12-12

Device for separating solid particles from liquids and gases

#94
20190374881
2019-12-12

PLEATED MULTILAYER FILTER FOR PULSED OPERATION

#95
20190344202
2019-11-14

Continuous filtration with backflush clearance of alternate filters

#96
20190321759
2019-10-24

Filtration device for chromatographic instruments

#97
20190308898
2019-10-10

SEWAGE TREATMENT SYSTEM USING MULTISTAGE LONG-FIBER FILTERING DEVICE, AND TREATMENT METHOD THEREOF

#98
20190285020
2019-09-19

Systems and methods for fuel filter diagnostics

#99
20190259641
2019-08-22

LIQUID CHEMICAL RECYCLE SYSTEM, LIQUID CHEMICAL SUPPLY SYSTEM, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE LIQUID CHEMICAL RECYCLE SYSTEM

#100
20190232208
2019-08-01

Systems and methods for removing particulates of a fissile material

#101
20190226191
2019-07-25

Filter for removing sediment from water

#102
20190210874
2019-07-11

Method of producing sulfur-depleted syngas

#103
20190210873
2019-07-11

Conditioned syngas composition, method of making same and method of processing same to produce fuels and/or fischer-tropsch products

#104
20190201818
2019-07-04

Backflushing filter

#105
20190159654
2019-05-30

FILTER CLEANING ASSEMBLY FOR A DISHWASHER APPLIANCE

#106
20190119135
2019-04-25

Disk filter for preventing scale formation and water treatment apparatus and method using the same

#107
20190041307
2019-02-07

Processor filter arrangement that includes method and apparatus to remove waste fluid through a filter

#108
20190031534
2019-01-31

Assembly comprising at least two elements in a movable arrangement relative to each other and an anti-fouling system

#109
20190010050
2019-01-10

Unconditioned syngas composition and method of cleaning up same for fischer-tropsch processing

#110
20190008356
2019-01-10

Dish washer

#111
20180353967
2018-12-13

Water treatment hydro-crusher having filter cleaning function and using friction and collision of solid particles moving in vortex

#112
20180345181
2018-12-06

Filter with exterior and interior media components and method of filtering

#113
20180318735
2018-11-08

MULTI-LAYERED WATER PURIFYING DEVICE FOR THE PROTECTION OF THE WASHING MACHINE AND DISH WASHER

#114
20180312412
2018-11-01

Containerized desalination system

#115
20180311598
2018-11-01

Multi-phase pumping system with self-purging filtration

#116
20180281030
2018-10-04

Method and device for cleaning tube bundles

#117
20180263458
2018-09-20

Fluid circulation system for dishwasher appliances

#118
20180230995
2018-08-16

Positive displacement transfer gear pump for molten metal

#119
20180229160
2018-08-16

Self cleaning pool cleaner

#120
20180140977
2018-05-24

CLEANING LIQUID FOR SHIP BALLAST WATER TREATMENT FILTER, ONLINE CLEANING DEVICE AND ONLINE CLEANING METHOD

#121
20180126306
2018-05-10

Particle separation system and method

#122
20180093211
2018-04-05

Filtration unit

#123
20180071967
2018-03-15

FILTER CANDLE TO SEPARATE CONTAMINANTS FROM A PLASTIC MELT

#124
20180050909
2018-02-22

Method for converting biomass into fischer-tropsch products with carbon dioxide recycling

#125
20180050290
2018-02-22

Ballast water production method and ballast water treatment system

#126
20180050283
2018-02-22

Infiltration intake system

#127
20180028946
2018-02-01

REGENERATION METHOD FOR FILTRATION APPARATUS, FILTRATION APPARATUS AND WATER TREATMENT APPARATUS

#128
20170314282
2017-11-02

Fluid circulation monitoring system

#129
20170291125
2017-10-12

WATER PURIFIER CAPABLE OF AUTOMATIC FLUSHING AND CLEANING

#130
20170282157
2017-10-05

PROCESS FOR REGENERATING FILTER AID USED IN A WINTERIZATION PROCESS

#131
20170282099
2017-10-05

Free-Fraction Filtration device And Control Method Thereof

#132
20170267545
2017-09-21

Subsea fluid injection system

#133
20170266595
2017-09-21

Filtering element, filtering equipment and water circulation cleaning system

#134
20170266594
2017-09-21

Filter assembly

#135
20170239597
2017-08-24

Waste treatment system and method

#136
20170203245
2017-07-20

WATER FILTER APPARATUS AND METHOD OF FILTERING FINE PARTICLES FROM WATER

#137
20170183885
2017-06-29

Pool water filtration system

#138
20170182439
2017-06-29

Filter method for filtering a fluid and adjusting a pre-treatment agent based on a process variable

#139
20170182437
2017-06-29

FILTERING APPARATUS, SPRINKLING APPARATUS INCLUDING THE FILTERING APPARATUS, AND FILTERING METHOD

#140
20170182435
2017-06-29

High pressure sand trap with screen

#141
20170173501
2017-06-22

Filter assembly and method of use

#142
20170166446
2017-06-15

Method for syngas clean-up of semi-volatile organic compounds with metal removal

#143
20170152140
2017-06-01

Method for syngas clean-up of semi-volatile organic compounds with carbonyl sulfide removal

#144
20170152139
2017-06-01

Method for syngas clean-up of semi-volatile organic compounds with solids removal

#145
20170151512
2017-06-01

Filtering apparatus

#146
20170120170
2017-05-04

Synthetic compressible medium filter backwash processes

#147
20170072342
2017-03-16

Simultaneous accomplishment for filtration and washing at pore controllable fiber filter

#148
20170050128
2017-02-23

Transverse flow self-cleaning strainer

#149
20170036201
2017-02-09

SORDS PURIFICATION by LBPSE A System And Method For Processing Backwashed Catalyst Ret

#150
20170029570
2017-02-02

Polyarylene sulfide production method and polyarylene sulfide production apparatus

#151
20170021289
2017-01-26

Process for the continual inline filtration of a process stream

#152
20170001126
2017-01-05

Method and apparatus for evaporating waste fluids

#153
20160264930
2016-09-15

CONCENTRATOR FILTER

#154
20160263498
2016-09-15

Filter device having a diverging cleaning duct with internal partitions

#155
20160250572
2016-09-01

Filtration device

#156
20160243476
2016-08-25

Laminated filter

#157
20160243472
2016-08-25

Backwashing fluid discharge apparatus and filter unit

#158
20160228789
2016-08-11

Extraction apparatus and method

#159
20160220930
2016-08-04

Sheaf-based fluid filter

#160
20160199761
2016-07-14

Filter apparatus

#161
20160151725
2016-06-02

Re-usable Water Filter with Two Flushing Connectors

#162
20160136546
2016-05-19

Discharge device and discharge method

#163
20160128286
2016-05-12

Irrigation filter system

#164
20160121248
2016-05-05

Sludge concentrator assembly with varying first stage separator, combined with a second stage, clean flow outlet incorporating fixed and variable flow restrictor orifices

#165
20160114272
2016-04-28

High capacity composite depth filter media with low extractables

#166
20160091266
2016-03-31

MOBILE HYDRO GEOTHERMAL TESTING SYSTEMS AND METHODS

#167
20160068392
2016-03-10

Method for syngas clean-up of semi-volatile organic compounds

#168
20160061698
2016-03-03

METHOD OF COLLECTING OF RARE CELLS FROM THE ENCLOSED FILTERS SYSTEM

#169
20160060110
2016-03-03

System for syngas clean-up

#170
20160059176
2016-03-03

System for syngas clean-up of semi-volatile organic compounds

#171
20160024768
2016-01-28

Insert with rotating mesh and rotating mesh for aerators in sanitary batteries

#172
20160010526
2016-01-14

Method for extracting a liquid additive from a tank

#173
20160008748
2016-01-14

FILTER DEVICE FOR CONTINUOUSLY FILTERING

#174
20150367267
2015-12-24

FILTERING METHODS FOR FLUIDS AND DEVICES FOR CARRYING OUT SAID METHODS

#175
20150343342
2015-12-03

Filter device and method of cleaning a filter element

#176
20150337350
2015-11-26

AUTOMATED VIABILITY TESTING SYSTEM

#177
20150328816
2015-11-19

Method for the purification of a fluid and filtering device

#178
20150328569
2015-11-19

FILTER ELEMENT STRUCTURE AND BACKWASH TYPE FILTER INCLUDING THE SAME FILTER ELEMENT STRUCTURE

#179
20150306525
2015-10-29

Filtration system for filtration of solids from a liquid

#180
20150290563
2015-10-15

Open bottom multiple channel gas delivery device for immersed membranes

#181
20150273368
2015-10-01

Screen filter module for alternating flow filtration

#182
20150258475
2015-09-17

PRESSURE FILTER

#183
20150240185
2015-08-27

Process for regenerating filter aid used in a winterization process

#184
20150231534
2015-08-20

In-situ Flush Apparatus for Water or Waste Water Filters

#185
20150231533
2015-08-20

UNDERWATER WATER TREATMENT UNIT AND METHOD FOR CLEANING SAID UNIT

#186
20150209702
2015-07-30

SIMULTANEOUS ACCOMPLISHMENT FOR FILTRATION AND WASHING AT PORE CONTROLLABLE FIBER FILTER

#187
20150183657
2015-07-02

METHOD AND APPARATUS FOR USING AIR SCOURING OF A SCREEN IN A WATER TREATMENT FACILITY

#188
20150182884
2015-07-02

Hybrid type fiber filtering apparatus

#189
20150174513
2015-06-25

Self purge filtration apparatus for discharge to subatmospheric conditions

#190
20150166320
2015-06-18

CONSTANT HEAD GRAVITY FLUID DISPENSER

#191
20150165350
2015-06-18

Pleated woven wire filter

#192
20150151224
2015-06-04

Aeration diffuser for pressurized liquid treatment module and method of operating same

#193
20150129508
2015-05-14

Filtering contaminants from fluid

#194
20150122723
2015-05-07

Disc filter including disc cleaning assembly

#195
20150108072
2015-04-23

METHOD FOR SEALING A FILTER CHAMBER AND FILTER DEVICE

#196
20150048016
2015-02-19

FILTERING DEVICE FOR THE LARGE-AREA FILTRATION OF FLUIDS

#197
20150034569
2015-02-05

INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING

#198
20150014238
2015-01-15

DEVICE FOR FILTERING A THERMOPLASTIC MELT

#199
20150001166
2015-01-01

SUBMERSIBLE FILTER SYSTEM

#200
20140353262
2014-12-04

SELF-CLEANING FUEL PUMP

#201
20140342397
2014-11-20

Particle Detection Device and Method

#202
20140326682
2014-11-06

Method and assembly for water filtration using a tube manifold to minimize backwash

#203
20140299557
2014-10-09

ARTICLE AND METHOD FOR VENTING A PROCESSING VESSEL

#204
20140263085
2014-09-18

Continuously-operable flow stream processing system and method

#205
20140252276
2014-09-11

System and method for syngas clean-up

#206
20140246378
2014-09-04

MULTICAGE-TYPE DEVICE FOR FILTERING BALLAST WATER FOR AUTOMATICALLY CONTROLLING SEQUENTIAL BACKWASHING AND METHOD FOR SAME

#207
20140231334
2014-08-21

FILTER SYSTEM FOR A LIQUID MEDIUM

#208
20140190877
2014-07-10

Electricity-free water purification installation with a membrane filter and a system of automatic backwashing of the filter

#209
20140190816
2014-07-10

Pressurized vapor cycle liquid distillation

#210
20140183124
2014-07-03

Filter cleaning apparatus

#211
20140158163
2014-06-12

Method and system for detecting and removing a clogging condition of a filter in a dishwasher

#212
20140124418
2014-05-08

Machine tool with cutting fluid filtration device

#213
20140102992
2014-04-17

Filtration barrier

#214
20140091019
2014-04-03

System and method for filtration of liquids

#215
20140076788
2014-03-20

Sewage treatment system having a trickling filter with wash unit

#216
20140050632
2014-02-20

Flux addition as a filter conditioner

#217
20140042102
2014-02-13

Front Flush Systems and Methods

#218
20130334026
2013-12-19

Pressurized vapor cycle liquid distillation

#219
20130319919
2013-12-05

Cutting fluid filtering device having filter washing function

#220
20130284658
2013-10-31

Systems and methods for collecting and distributing gray water

#221
20130270170
2013-10-17

Filtering device for fluids

#222
20130206706
2013-08-15

Screen intake cleaning system using variable flow of incompressible liquid

#223
20130206674
2013-08-15

Fluid filter device

#224
20130180901
2013-07-18

Strainer for pump

#225
20130168332
2013-07-04

ADJUSTABLE FILTER APPARATUS

#226
20130168330
2013-07-04

Process for filtration of fluids and filter apparatus for performing the process

#227
20130134086
2013-05-30

Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof

#228
20130126433
2013-05-23

Water treatment apparatus, system and process

#229
20130098845
2013-04-25

Proportional regeneration for water treatment systems

#230
20130082011
2013-04-04

Device for separating a heterogeneous mixture of matter and method for cleaning a filter unit

#231
20130079508
2013-03-28

FILTER SYSTEM, IN PARTICULAR FOR VISCOSE FILTRATION

#232
20130068252
2013-03-21

METHOD AND APPARATUS FOR CLEANING FILTERS

#233
20130048553
2013-02-28

Suction apparatus for fabric filter and filtering device for liquid filtration using the same

#234
20120261317
2012-10-18

Flush system with controlled volume

#235
20120234775
2012-09-20

Pressure filter with a flow distributor and a method for washing the pressure filter

#236
20120223026
2012-09-06

Displacement filter apparatus

#237
20120211441
2012-08-23

Surface purveyed filtration process

#238
20120211411
2012-08-23

Extended Area Filter

#239
20120211410
2012-08-23

FILTER DEVICE

#240
20120211408
2012-08-23

Extended Area Filter With Internal Support Structures

#241
20120187039
2012-07-26

Pleated Woven Wire Filter

#242
20120152819
2012-06-21

Variable filtration device

#243
20120132597
2012-05-31

Cross-flow filtration with turbulence and back-flushing action for use with online chemical monitors

#244
20120132581
2012-05-31

Filter for removing sediment from water

#245
20120103894
2012-05-03

Reflux backwashing mechanism for automatic fluid filtration

#246
20120079880
2012-04-05

Mobile hydro geothermal testing systems and methods

#247
20120074074
2012-03-29

SELF-CLEANING SCREEN SYSTEM AND METHOD

#248
20120048814
2012-03-01

Method for cleaning filter structures in filtration installations for filtering liquid products, and a filtration installation

#249
20120018360
2012-01-26

FLUID STRAINER ASSEMBLY

#250
20110290745
2011-12-01

Concentrator filter

#251
20110253617
2011-10-20

Cylindrical back washing purification apparatus

#252
20110203981
2011-08-25

Filtering device for ponds and the like

#253
20110201050
2011-08-18

Gas scrubbed perfusion filter

#254
20110192772
2011-08-11

Device for filtering the liquid processing medium used in shaping operations performed by cutting

#255
20110147666
2011-06-23

Flux addition as a filter conditioner

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FILTER WITH ADJUSTABLE POROSITY

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2011-06-09

Self-cleaning filter and filtration system for lubricants

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Method of filtration using cloth media and self-aligning backwash assembly

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2011-04-14

Displacement filter method

#260
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2011-03-03

Thin plate apparatus for removing debris from water

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2011-01-20

Filtration barrier

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2010-12-30

Method and apparatus for phase change enhancement

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2010-12-16

Lift type pore-controllable fiber filter

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Filter with exterior and interior media components and method of filtering

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2010-12-02

Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof

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Water-guiding household appliance comprising a self-cleaning filter

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REGENERATION OF A FLUID FILTER CONTROLLED BY A PRESSURE DROP MONITOR

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System and method for filtration of liquids

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

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Screen filter module for alternating flow filtration

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2009-09-24

Filter system with gas agitation

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2009-09-17

Oil filter device

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2009-06-25

Filter cartridge for a reversible flow filter

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2009-06-11

Water vapor distillation apparatus, method and system

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2009-06-04

Method & Apparatus for Steam Backwashing a Filter Assembly

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2009-05-14

Self-cleaning filter for agricultural irrigation water

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Self-cleaning filter and filtration system for lubricants

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Sludge filtration apparatus and filter assembly thereof

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Pleated Woven Wire Filter

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DEVICE AND METHOD FOR PROCESSING BACKFLUSHED FLUID

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Filter for removing sediment from water

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Filter for removing sediment from water

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Filtering systems with integral filter back-flushing

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Surface purveyed filtration device

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Back flushable strainer device

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Waste Water Recovery System

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WASTEWATER FILTERING APPARATUS

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Automated self cleaning filter

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Locally powered water distillation system

#290
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2008-05-08

Pressurized vapor cycle liquid distillation

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2008-05-08

Liquid Filter

#292
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2008-05-08

Pressurized vapor cycle liquid distillation

#293
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2008-05-08

Liquid pumps with hermetically sealed motor rotors

#294
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2008-05-08

Pressurized vapor cycle liquid distillation

#295
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2008-05-08

Pressurized vapor cycle liquid distillation

#296
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2008-05-01

Fluid strainer assembly

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

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Solvent filtration system and methods

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2007-09-13

FILTER AND METHOD FOR BACKWASHING OF THE FILTER

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2007-09-13

Device and method for filtering a fluid, in particular for plastics processing plants