ClassID:

30736

B01D2311/243 - CPC Classification

Classification description:

Details relating to membrane separation process operations and control; Quality control Electrical conductivity control

Recent Application in this class:
#1
20250205646
2025-06-26

REVERSE OSMOSIS SYSTEM

#2
20250128209
2025-04-24

WATER PURIFICATION APPARATUS, AND A METHOD FOR CONTROLLING A WATER PURIFICATION APPARATUS

#3
20240109038
2024-04-04

Water Purification System And Method

#4
20230075109
2023-03-09

FLOW CONTROL FOR REVERSE OSMOSIS FILTER

#5
20220241728
2022-08-04

Water purification apparatus, and a method for controlling a water purification apparatus

#6
20220226780
2022-07-21

FILTER UNIT AND SEPARATION DEVICE AND SEPARATION METHOD FOR FLUID

#7
20220119281
2022-04-21

System and method for the treatment of water by reverse osmosis or nanofiltration

#8
20210275972
2021-09-09

SPIRAL WOUND MODULE ASSEMBLY INCLUDING INTEGRATED PERMEATE MONITORING

#9
20210230017
2021-07-29

Computerized Control System for a Desalination Plant

#10
20210077954
2021-03-18

Method and Apparatus for Onsite Generation and Recovery of Acid and Base Cleaning Solutions

#11
20190322548
2019-10-24

System and method for the treating of water by reverse osmosis or nanofiltration

#12
20190076589
2019-03-14

Filtration System for Preparation of Fluids for Medical Applications

#13
20190046713
2019-02-14

Filtration system for preparation of fluids for medical applications

#14
20190039922
2019-02-07

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate

#15
20180362370
2018-12-20

Electrodialysis systems and methods for desalination

#16
20180318767
2018-11-08

Water Purification System And Method

#17
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

#18
20180161730
2018-06-14

Method and apparatus for assessing a state of fouling of a reverse osmosis system

#19
20180133653
2018-05-17

Arrangement for providing sterile water for injection purposes

#20
20180099889
2018-04-12

Scale removal system

#21
20180093030
2018-04-05

Dialysate free artificial kidney device

#22
20180078909
2018-03-22

Device for adjusting specific resistance value and method for adjusting specific resistance value

#23
20180001262
2018-01-04

Treatment of industrial water systems

#24
20170021308
2017-01-26

Control of an RO installation for flushing solutions

#25
20160362305
2016-12-15

Water treatment plant controlling method and controlling program, and water treatment system

#26
20160339393
2016-11-24

Maintenance of gas layers for fouling prevention on submerged surfaces

#27
20160303305
2016-10-20

Filtration system for preparation of fluids for medical applications

#28
20160279319
2016-09-29

System and Method for Delivery of Regional Citrate Anticoagulation to Extracorporeal Blood Circuits

#29
20150328385
2015-11-19

Combination of a single-station reverse osmosis device with a hemodialysis device

#30
20150321928
2015-11-12

Fresh water generation method

#31
20140180610
2014-06-26

MEMS based membrane sensor system and method of use

#32
20130233796
2013-09-12

TREATMENT OF INDUSTRIAL WATER SYSTEMS

#33
20130068674
2013-03-21

Reverse osmosis membrane separation device

#34
20130032518
2013-02-07

Combination of a single-station reverse osmosis device with a hemodialysis device

#35
20130001162
2013-01-03

Apparatus, System, and Method for Forward Osmosis in Water Reuse

#36
20120265116
2012-10-18

SYSTEM AND METHOD FOR DELIVERY OF REGIONAL CITRATE ANTICOAGULATION TO EXTRACORPOREAL BLOOD CIRCUITS

#37
20120199526
2012-08-09

Device and method for inspecting a filter for an extracorporeal blood treatment device

#38
20120103906
2012-05-03

Closed Circuit Desalination Retrofit For Improved Performance Of Common Reverse Osmosis Systems

#39
20120006790
2012-01-12

Apparatus and method for treating etching solution

#40
20110284480
2011-11-24

Integrated system for monitoring permeate quality in water treatment facilities

#41
20110284376
2011-11-24

Systems and techniques for electrodialysis

#42
20110240557
2011-10-06

Method and system for reverse osmosis predictive maintenance using normalization data

#43
20110147298
2011-06-23

Annular collar for encapsulated water treatment system

#44
20110079546
2011-04-07

Membrane filtering device managing system and membrane filtering device for use therein, and membrane filtering device managing method

#45
20100237001
2010-09-23

Encapsulated water treatment system

#46
20100237000
2010-09-23

Modular system for coupling water filter manifold heads

#47
20100191497
2010-07-29

Computer-implemented method of monitoring the performance of a reverse osmosis membrane in a drinking water supply system

#48
20100148752
2010-06-17

Method for testing separation modules

#49
20100140095
2010-06-10

ON-DEMAND INTERMITTENT HIGH PURITY WATER PRODUCTION SYSTEM

#50
20090320563
2009-12-31

DEVICE FOR MEASURING PERMEATE FLOW AND PERMEATE CONDUCTIVITY OF INDIVIDUAL REVERSE OSMOSIS MEMBRANE ELEMENTS

#51
20090221948
2009-09-03

System and method for delivery of regional citrate anticoagulation to extracorporeal blood circuits

#52
20090134080
2009-05-28

Purified Water Production and Distribution System

#53
20080296208
2008-12-04

Reverse osmosis filtration devices with RFID tag-powered flow and conductivity meters

#54
20080210606
2008-09-04

Filtration System Preparation of Fluids for Medical Applications

#55
20080203033
2008-08-28

Encapsulated water treatment system

#56
20080105038
2008-05-08

Method for testing separation modules

#57
20080073214
2008-03-27

Electrodialysis apparatus and electrodialysis method using the same

#58
20080023410
2008-01-31

Continuous closed-circuit desalination apparatus without containers

#59
20070215474
2007-09-20

Electrodialysis system and process

#60
20070209977
2007-09-13

Device for measuring permeate flow and permeate conductivity of individual reverse osmosis membrane elements

#61
20070131595
2007-06-14

Method for conductivity calculation in a treatment fluid upstream and downstream a filtration unit in apparatuses for the blood treatment

#62
20060291839
2006-12-28

Water treatment system and process

#63
20060231406
2006-10-19

Regeneration of adsorption media within electrical purification apparatuses

#64
20050023194
2005-02-03

Automated low-volume tangential flow filtration process development device