B01D29/682 - CPC Classification Index

ClassID:

29130 ⎘

B01D29/682 - 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 with backwash arms, shoes or nozzles with a rotary movement with respect to the filtering element

Recent Application in this class:

20260124561

2026-05-07

WATER RECYCLING DEVICE WITH FILTRATION TANK

20250135378

2025-05-01

SELF-CLEANING FILTRATION SYSTEM WITH MINIMAL WASTE GENERATION FOR WATER PURIFICATION APPLICATIONS

20250114730

2025-04-10

FILTER CLEANING SYSTEM AND METHOD

20250099884

2025-03-27

FILTER SYSTEM WITH BACKFLUSH

20240382875

2024-11-21

Filter Device

20240252962

2024-08-01

Filter Apparatus

20240238704

2024-07-18

A SEPARATOR WITH FLOW MANAGEMENT

20240238703

2024-07-18

A PUMP-EQUIPPED SEPARATOR

20240238702

2024-07-18

A PRESSURE CONSUMPTION REGENERATING FILTER

#10

20240216840

2024-07-04

A SEPARATOR WITH BYPASS PROTECTION

#11

20240216839

2024-07-04

A PUMP-EQUIPPED SEPARATOR

#12

20230182046

2023-06-15

FILTER ARRANGEMENTS

#13

20220323886

2022-10-13

Filtration System and Method

#14

20220288510

2022-09-15

Filtration apparatus and filter washing method therefor

#15

20220203274

2022-06-30

System and method for a filter system

#16

20220095630

2022-03-31

Apparatus for storing organic material

#17

20220047973

2022-02-17

CONTROL MECHANISM FOR SELF-CLEANING FILTRATION SYSTEMS

#18

20220040603

2022-02-10

Systems and methods for screening

#19

20220001310

2022-01-06

Filter candle and method for operating such filter candle

#20

20210362080

2021-11-25

AUTONOMOUSLY CONTROLLED SELF-CLEANING FILTER APPARATUS

#21

20210331099

2021-10-28

FILTER WITH COMPLIANT SECTION

#22

20210220762

2021-07-22

Self cleaning disc filter apparatus

#23

20210170312

2021-06-10

Filter device

#24

20210146298

2021-05-20

Flue gas cleaning solution purification system and method thereof

#25

20210023482

2021-01-28

Control mechanism for self-cleaning filtration systems

#26

20200206658

2020-07-02

System and method for a filter system

#27

20200038788

2020-02-06

Filter apparatus

#28

20200038787

2020-02-06

Filter device

#29

20190381430

2019-12-19

Filter device

#30

20190240600

2019-08-08

Filter device

#31

20190209950

2019-07-11

Filtering unit with automatic backwashing

#32

20190201818

2019-07-04

Backflushing filter

#33

20190193126

2019-06-27

Filter cleaning system with a movable proximity nozzle

#34

20190062178

2019-02-28

Methods for filtering effluent water for recycled use

#35

20180099235

2018-04-12

Dual phase extraction apparatus

#36

20170144087

2017-05-25

Debris filter with filter screen in the form of a spherical section

#37

20170128860

2017-05-11

Backflush filter and filter insert for the latter

#38

20170072343

2017-03-16

Low Back Pressure Self Cleaning Filter

#39

20170021290

2017-01-26

Innovative self cleaning filter mechanism

#40

20170007947

2017-01-12

Micronic automatic filter

#41

20160367917

2016-12-22

High-efficiency automatic self-cleaning strainer

#42

20160263499

2016-09-15

Filter device

#43

20160151726

2016-06-02

Backflushing filter and filter insert for the same

#44

20160067636

2016-03-10

Multicage-type apparatus for filtering ballast water for automatically controlling simultaneous reverse cleaning and method for same

#45

20150129483

2015-05-14

Backwash arrangement for cleaning a cylindrical filter screen

#46

20150122723

2015-05-07

Disc filter including disc cleaning assembly

#47

20150108059

2015-04-23

Metallic filtration body

#48

20150090655

2015-04-02

FILTRATION ASSEMBLY WITH BACKWASHING FOR PRESSURIZED FLUID SYSTEM

#49

20140305885

2014-10-16

Method of straining fluid

#50

20140299527

2014-10-09

High-efficiency candle-type device for filtering ballast water having high-density filter structure

#51

20140238911

2014-08-28

Compact and operability-enhancing multicage-type device for filtering ballast water

#52

20140231320

2014-08-21

Multicage-type device for filtering ballast water so as to prevent back pressure on backwash line

#53

20140166564

2014-06-19

Liquid filter apparatus

#54

20140097145

2014-04-10

Debris filter with splitter bar

#55

20130255202

2013-10-03

Fluid filtering unit and system

#56

20130161252

2013-06-27

Filter with automatic declogging

#57

20130126408

2013-05-23

Oil side-stream cleaning device

#58

20130105374

2013-05-02

Water filter

#59

20130087495

2013-04-11

Self-cleaning filter module

#60

20130026111

2013-01-31

FILTERING SYSTEM WITH BACKWASH CAPABILITIES

#61

20120223028

2012-09-06

FILTER PROXIMITY NOZZLE

#62

20120091065

2012-04-19

Methods and apparatus for treating water and wastewater employing a cloth disk filter

#63

20110303615

2011-12-15

Ballast water treatment system having a back-pressure formation part and control method thereof

#64

20110100885

2011-05-05

Ballast water treatment device

#65

20110011790

2011-01-20

Filtration barrier

#66

20100276377

2010-11-04

STRAINER ASSEMBLY

#67

20100193426

2010-08-05

Filter system

#68

20100163480

2010-07-01

Backflush device for a filter system

#69

20100096310

2010-04-22

Filter apparatus

#70

20100038295

2010-02-18

Filter for fluids

#71

20090294340

2009-12-03

PRESSURE FILTER FOR PROCESSING A LARGE VOLUME OF FLUID WITH AUTOMATIC BACKWASHING BY LINEAR AND ROTATION OF THE BACKWASH TUBE

#72

20090223906

2009-09-10

APPARATUS FOR CLEANING STATIONARY, PERMANENT VERTICAL CYLINDRICAL CARTRIDGES INCORPORATING A FLOAT AFFIXED TO A CENTRAL AND LINEARLY TRAVERSABLE BACKWASH TUBE INCORPORATING SPRAY NOZZLES TO INDUCE ROTATION

#73