Patents-Review.com
ClassID:

29131 ⎘

B01D29/684 - 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 translatory movement with respect to the filtering element

Recent Application in this class:
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Work vehicle sprayer system and method with self-cleaning filter apparatus

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CONTROL MECHANISM FOR SELF-CLEANING FILTRATION SYSTEMS

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20220040603
2022-02-10

Systems and methods for screening

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20210362080
2021-11-25

AUTONOMOUSLY CONTROLLED SELF-CLEANING FILTER APPARATUS

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20210023482
2021-01-28

Control mechanism for self-cleaning filtration systems

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20190161364
2019-05-30

Water reclamation system and method

 #8
20180353878
2018-12-13

Thin plate apparatus for removing debris from water

 #9
20180141096
2018-05-24

Filter cloth recovery device and copper rod continuous casting and rolling manufacturing system using the same

 #10
20180078883
2018-03-22

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

 #11
20170128860
2017-05-11

Backflush filter and filter insert for the latter

 #12
20170120172
2017-05-04

Water reclamation system and method

 #13
20160250572
2016-09-01

Filtration device

 #14
20160151726
2016-06-02

Backflushing filter and filter insert for the same

 #15
20160059158
2016-03-03

Disk type filtering apparatus

 #16
20160059157
2016-03-03

Disk type filtering apparatus

 #17
20160059156
2016-03-03

METHODS AND APPARATUS FOR TREATING WATER AND WASTEWATER EMPLOYING A CLOTH FILTER

 #18
20140366493
2014-12-18

Filter apparatus

 #19
20140238911
2014-08-28

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

 #20
20140231320
2014-08-21

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

 #21
20130255202
2013-10-03

Fluid filtering unit and system

 #22
20130105415
2013-05-02

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

 #23
20130068685
2013-03-21

Stationary cloth media filtration

 #24
20130026089
2013-01-31

DUAL SIDE CLEANING AND TRAVERSING SCREEN FILTRATION SYSTEM

 #25
20130001141
2013-01-03

Water filtering system

 #26
20120305460
2012-12-06

Apparatus for waste-water filtration

 #27
20120152819
2012-06-21

Variable filtration device

 #28
20120091065
2012-04-19

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

 #29
20110303591
2011-12-15

Filtering apparatus for treating ballast water

 #30
20110120960
2011-05-26

Processes for water and wastewater treatment, Including stationary cloth media filtration

 #31
20110108496
2011-05-12

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

 #32
20110100885
2011-05-05

Ballast water treatment device

 #33
20110049039
2011-03-03

Thin plate apparatus for removing debris from water

 #34
20100300957
2010-12-02

Backwash assembly having a rotating backwash arm for cleaning cloth filter media

 #35
20100108620
2010-05-06

Dual side cleaning and traversing screen filtration system

 #36
20090250385
2009-10-08

Apparatus for waste-water filtration

 #37
20090050582
2009-02-26

Self-Cleaning System For Filter

 #38
20080011666
2008-01-17

Backwash assembly and method having a rotating backwash arm for cleaning cloth filter media

 #39
20060102545
2006-05-18

Pressure filter apparatus

 #40
20050161393
2005-07-28

Stationary cloth media filtration and self-aligning backwash assembly

 #41
20050115911
2005-06-02

Processes for water and wastewater treatment, including stationary cloth media filtration

 #42
17936214
2024-09-10

Wastewater treatment system outlet filter cleaner

 #43
16414343
2022-10-11

Wastewater treatment system outlet filter cleaner