ClassID:

29909

B01D65/025 - CPC Classification

Classification description:

Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes; Membrane cleaning or sterilisation ; Membrane regeneration Removal of membrane elements before washing

Recent Application in this class:
#1
20220176324
2022-06-09

Use of extended surfactants in process membrane cleaning

#2
20210146312
2021-05-20

PROCESS FOR CLEANING A MEMBRANE COMPRISING DRYING THE MEMBRANE

#3
20200338479
2020-10-29

DIFFUSIOPHORETIC WATER FILTRATION DEVICE, MEMBRANE, OUTPUT SPLITTER AND INLET MANIFOLD AND RELATED METHODS TOOL

#4
20200254390
2020-08-13

DIFFUSIOPHORETIC WATER FILTER WITH DISPOSABLE MEMBRANES AND METHOD

#5
20200155984
2020-05-21

Portable diffusiophoretic water filtration device and related methods

#6
20190299165
2019-10-03

FEED PREPARATION OF FCC SLURRY OIL RETENTATE FOR DOWNSTREAM PROCESSING

#7
20190193001
2019-06-27

Diffusiophoretic water filtration device, membrane, output splitter and inlet manifold and related methods

#8
20190151777
2019-05-23

Diffusiophoretic water filtration device with openable closed channel structure

#9
20190151776
2019-05-23

Diffusiophoretic water filtration device with closed channel structure

#10
20190099720
2019-04-04

Use of extended surfactants in process membrane cleaning

#11
20180340143
2018-11-29

Automatic off-line gas-water combined-washing membrane bioreactor (MBR)

#12
20150300557
2015-10-22

Filter holder and method for sterilizing the filter holder

#13
20150202573
2015-07-23

Membrane filter cleaning apparatus for waste-water treatment process

#14
20150059577
2015-03-05

Membrane separation assembly for fuel gas conditioning

#15
20130055897
2013-03-07

Membrane separation apparatus for fuel gas conditioning

#16
20110192794
2011-08-11

Advanced filtration device for water and wastewater treatment

#17
20110062078
2011-03-17

MEMBRANE REGENERATION

#18
20110042308
2011-02-24

Method for cleaning filtration membrane modules and membrane bioreactor system for treating untreated water or wastewater or activated sludge

#19
20110005987
2011-01-13

Submerged membrane separator and membrane cartridge

#20
20100300955
2010-12-02

Membrane cartridge

#21
20100192976
2010-08-05

APPARATUS FOR CLEANING A MEMBRANE MODULE AND A METHOD THEREFOR

#22
20090314706
2009-12-24

Cartridge module of hollow fiber membranes

#23
20050184008
2005-08-25

Methods for treating membranes and separation facilities and membrane treatment composition

#24
15861273
2018-12-18

Diffusiophoretic water filtration device with closed channel structure