ClassID:

30735

B01D2311/24 - CPC Classification

Classification description:

Details relating to membrane separation process operations and control Quality control

Sub-classes:
Recent Application in this class:
#1
20230132109
2023-04-27

COMPLETE SETS OF EQUIPMENT FOR SUPPLYING DRINKING WATER IN FIELD

#2
20220371914
2022-11-24

Docking Station for Mobile Deionization Trailers and Related Methods

#3
20210339199
2021-11-04

ACIDIC TREATMENT LIQUID PROCESSING APPARATUS, ACIDIC TREATMENT LIQUID PROCESSING METHOD, SURFACE TREATMENT SYSTEM, AND SURFACE TREATMENT METHOD

#4
20210308621
2021-10-07

Method of determining remaining useful lifetime of membrane for separation process

#5
20190277744
2019-09-12

Mixed gas integrity testing of porous materials without permeate side access

#6
20190184343
2019-06-20

Computer-readable recording medium on which clogging location specification program for separation membrane module is recorded, water production system, and water production method

#7
20190168166
2019-06-06

Cleaning method of a water-filtration system under operation

#8
20190112204
2019-04-18

Water treatment device

#9
20190046922
2019-02-14

Membrane-based gas separation with retentate sweep

#10
20180180581
2018-06-28

Method and device for testing the effectiveness of magnetic treatment of feed water for reducing mineral scaling in reverse osmosis processes

#11
20180162753
2018-06-14

Desalination apparatus and desalination method using same

#12
20160368796
2016-12-22

Seawater pretreatment device

#13
20160251239
2016-09-01

Method and apparatus for processing radioactive wastewater

#14
20160046509
2016-02-18

System and method to prevent chemical fouling on reverse osmosis membrane

#15
20140048462
2014-02-20

Apparatus, system and method for integrated filtration and reverse osmosis desalination

#16
20140027288
2014-01-30

Electrochemical ion exchange treatment of fluids

#17
20130161256
2013-06-27

Method and control devices for production of consistent water quality from membrane-based water treatment for use in improved hydrocarbon recovery operations

#18
20120264221
2012-10-18

METHOD FOR QUALIFYING A NON-PARTICULATE ADSORBENT BY MEANS OF A SECONDARY REACTION

#19
20120125846
2012-05-24

FILTERING METHOD, AND MEMBRANE-FILTERING APPARATUS

#20
20120006790
2012-01-12

Apparatus and method for treating etching solution

#21
20110290723
2011-12-01

METHOD AND PLANT FOR MANAGING THE CLOGGING OF MEMBRANE MODULES AND FILTRATION MEMBRANES

#22
20110042218
2011-02-24

Cartridge having textured membrane

#23
20100282679
2010-11-11

ADVANCED CONTROL METHOD FOR A MEMBRANE FILTRATION UNIT, AND DEVICE FOR IMPLEMENTING THE METHOD

#24
20100126935
2010-05-27

Method of membrane separation and membrane separation apparatus

#25
20100097605
2010-04-22

Filtrate monitoring device, and filtrate monitoring system

#26
20090177412
2009-07-09

Detection apparatus and method utilizing membranes and ratio of transmembrane pressures

#27
20090165576
2009-07-02

Ultra filtration system for on-line analyzer

#28
20080314807
2008-12-25

Systems and Methods For Treating Water

#29
20080105617
2008-05-08

Two pass reverse osmosis system

#30
20070138096
2007-06-21

SYSTEMS AND METHODS FOR CONTROLLING CONTAMINATE LEVELS OF PROCESSED WATER AND MAINTAINING MEMBRANES

#31
20070108056
2007-05-17

Electrochemical ion exchange treatment of fluids

#32
20070051678
2007-03-08

Method of removing silicon dioxide from waste liquid, method of cleaning membrane tube and method of processing waste water

#33
20070023290
2007-02-01

Electrochemical ion exchange with textured membranes and cartridge

#34
20060254624
2006-11-16

Method of monitoring membrane cleaning processes

#35
20060231406
2006-10-19

Regeneration of adsorption media within electrical purification apparatuses

#36
20060096920
2006-05-11

System and method for conditioning water

#37
20050126908
2005-06-16

Electrochemical detector systems

#38
15930494
2021-01-05

System and method for reducing water pump cycling and TDS creep when producing purified water