ClassID:

29858

B01D61/44 - page 2 - CPC Classification

Classification description:

Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor; Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization Ion-selective electrodialysis

Recent Application in this class:
#301
20080254174
2008-10-16

Tea Extracts

#302
20080233624
2008-09-25

Apparatus and method for biohydrogen production

#303
20080173587
2008-07-24

Aqueous stream purifier and method of use

#304
20080164209
2008-07-10

WATER TREATMENT SYSTEMS AND METHODS

#305
20080160357
2008-07-03

Increased Conductivity and Enhanced Electrolytic and Electrochemical Processes

#306
20080128291
2008-06-05

Process for the removal of ammonia from an ammonia-containing gas stream

#307
20080105548
2008-05-08

Apparatus for fluid purification

#308
20080057398
2008-03-06

Non-faraday based systems, devices and methods for removing ionic species from liquid

#309
20080023334
2008-01-31

Liquid Treatment Apparatus

#310
20070227905
2007-10-04

Electrolytic Deposition Treatment Apparatus and Method

#311
20070227903
2007-10-04

Precious Metal Recovery

#312
20070215477
2007-09-20

Bipolar Chamber and Electrochemical Liquid Treatment Apparatus Having Such Bipolar Chamber

#313
20070215474
2007-09-20

Electrodialysis system and process

#314
20070199830
2007-08-30

Isotopes separation and purification in an electrolytic medium

#315
20070196302
2007-08-23

Polymetal hydroxychloride processes and compositions: enhanced efficacy antiperspirant salt compositions

#316
20070187256
2007-08-16

Polyaluminum chloride and aluminum chlorohydrate, processes and compositions: high-basicity and ultra high-basicity products

#317
20070187247
2007-08-16

Electrochemical methods and processes for carbon dioxide recovery from alkaline solvents for carbon dioxide capture from air

#318
20070170061
2007-07-26

Method for separating/refining cationic protein

#319
20070170060
2007-07-26

Deionization and desalination using electrostatic ion pumping

#320
20070138012
2007-06-21

Microfluidic device for electrochemically regulating pH of fluid and method of regulating pH of fluid using the microfluidic device

#321
20070108056
2007-05-17

Electrochemical ion exchange treatment of fluids

#322
20070084728
2007-04-19

System for recovering gas produced during electrodialysis

#323
20070034514
2007-02-15

Device for deionizing saline solutions

#324
20070012570
2007-01-18

Electrochemical methods for making highly soluble oxidizing agents

#325
20060291839
2006-12-28

Water treatment system and process

#326
20060226022
2006-10-12

Electrolytic method to make alkali alcoholates using ceramic ion conducting solid membranes

#327
20060211125
2006-09-21

Electrolytic eluent generator and method of use

#328
20060207883
2006-09-21

Electrochemical high pressure pump

#329
20060169594
2006-08-03

Electrolytic method to make alkali alcoholates using ceramic ion conducting solid membranes

#330
20060144787
2006-07-06

Integrated electro-pressure membrane deionization system

#331
20060076297
2006-04-13

Method and device for electrolytically removing and recovering metal ions from waste water

#332
20060060532
2006-03-23

Water desalination process and apparatus

#333
20060000713
2006-01-05

Methods and apparatus for electrodialysis salt splitting

#334
20050252857
2005-11-17

Smart membranes for nitrate removal, water purification, and selective ion transportation

#335
20050244934
2005-11-03

Recovery of inorganic salt during processing of lignocellulosic feedstocks

#336
20050241942
2005-11-03

Device and method for regenerating an electroless metal plating bath

#337
20050238937
2005-10-27

Highly conductive ordered ion exchange membranes

#338
20050194256
2005-09-08

Maintenance of metallization baths

#339
20050183956
2005-08-25

Electrodialysis device

#340
20050177008
2005-08-11

Electrolytic method to make alkali alcoholates using ceramic ion conducting solid membranes

#341
20050103723
2005-05-19

Water treatment system and method

#342
20050056538
2005-03-17

Insoluble anode with an auxiliary electrode

#343
20050051485
2005-03-10

Electrodialysis method and apparatus for trace metal analysis

#344
20050017114
2005-01-27

Household apparatus using a liquid, comprising a purifying system of the type in which at least a substance must be removed form said liquid

#345
18314261
2023-12-26

Reverse electrodialysis or pressure-retarded osmosis cell with heat pump