ClassID:

28524

B01D9/0031 - CPC Classification

Classification description:

Crystallisation; Evaporation of components of the mixture to be separated by heating

Recent Application in this class:
#1
20260077277
2026-03-19

DILUTABLE COMPOSITIONS AND PROCESSES FOR EXTRACTING AND REFINING POORLY WATER-SOLUBLE POLAR OILS FROM BIOMASS

#2
20250387729
2025-12-25

SCRAPED-SURFACE SALT SEPARATOR WITH A SCRAPER PLATE WHICH SLIDES INTO A PRECIPATED-SALT RESOLUBILIZATION ZONE AND ASSOCIATED BIOMASS GASIFICATION FACILITY

#3
20250304459
2025-10-02

PROCESS FOR PREPARING AMMONIUM CHLORIDE

#4
20250171328
2025-05-29

VANADIUM OXIDE EXTRACTION FROM BAYER PROCESS

#5
20250011573
2025-01-09

NATURAL CRYSTALLINE COLORANT AND PROCESS FOR PRODUCTION

#6
20240416256
2024-12-19

METHOD, SYSTEM, AND DEVICES FOR WATER, ORGANICS, AND/OR MINERAL RECOVERY

#7
20240375973
2024-11-14

PROCESS FOR PRODUCING MAGNESIUM OXIDE

#8
20240360074
2024-10-31

Crystalline Solids of 3-Palmitoyl-Amido-1,2-Propanediol and 3-Palmitoyl-Amido-2-Hydroxy-1-Dimethoxytriphenylmethylether-Propane and Methods of Making and Using the Same

#9
20240286065
2024-08-29

TANK USED IN REFINING DEVICE

#10
20240279261
2024-08-22

METHODS FOR PREPARING HIGH-PURITY ARABINOSE CRYSTALS

#11
20240279192
2024-08-22

PURIFICATION METHOD, SYSTEM AND DETECTION METHOD OF N-METHYLMORPHOLINE N-OXIDE, AND N-METHYLMORPHOLINE N-OXIDE OBTAINED THEREOF

#12
20240132426
2024-04-25

Process and apparatus for preparing purified styrene composition from styrene containing feedstock

#13
20240091668
2024-03-21

System and Method for Cleaning of a Forced-Circulation Evaporative Crystallizer

#14
20240076199
2024-03-07

Method for producing manganese(II) sulfate monohydrate from by-product of zinc refining process

#15
20230399351
2023-12-14

METHOD FOR PURIFYING SUCRALOSE

#16
20230382752
2023-11-30

Production of lithium hydroxide and lithium carbonate

#17
20230374266
2023-11-23

Natural crystalline colorant and process for production

#18
20230365430
2023-11-16

Wastewater treatment method and apparatus based on hydrate-based water vapor adsorption

#19
20230356104
2023-11-09

CRYSTALLIZATION SYSTEM AND METHOD USING THERMAL TREATMENT

#20
20230174441
2023-06-08

Process and apparatus for preparing purified styrene composition from styrene containing feedstock

#21
20230174440
2023-06-08

Process and apparatus for preparing purified styrene composition from styrene containing feedstock

#22
20230151185
2023-05-18

Natural crystalline colorant and process for production

#23
20230059919
2023-02-23

METHOD FOR PURIFYING MAGNESIUM CHLORIDE SOLUTIONS

#24
20230040988
2023-02-09

Production of lithium hydroxide and lithium carbonate

#25
20220220282
2022-07-14

Natural crystalline colorant and process for production

#26
20220144655
2022-05-12

Method for concentrating and purifying eluate brine for the production of a purified lithium compound

#27
20220119278
2022-04-21

Method and System for Treating Wastewater

#28
20220032207
2022-02-03

PROCESSES FOR TREATING AQUEOUS COMPOSITIONS COMPRISING LITHIUM SULFATE AND SULFURIC ACID

#29
20210347649
2021-11-11

Industrial waste salt resourceful treatment method and device

#30
20210344059
2021-11-04

Process for recovering components from alkaline batteries

#31
20210198451
2021-07-01

Natural crystalline colorant and process for production

#32
20210197117
2021-07-01

Controlling aerosol production during absorption in ammonia-based desulfurization

#33
20210147342
2021-05-20

Crystalline solids of 3-palmitoyl-amido-1,2-propanediol and 3-palmitoyl-amido-2-hydroxy-1-dimethoxytriphenylmethylether-propane and methods of making and using the same

#34
20210147241
2021-05-20

Electrode active material, method for manufacturing same, and lithium secondary battery comprising same

#35
20210101814
2021-04-08

High Recovery Desalination and Mineral Production System and Method

#36
20210077917
2021-03-18

Method and apparatus with outlet for extracting molten salt

#37
20210047203
2021-02-18

METHOD AND DEVICE FOR CONTINUOUS SALT EXTRACTION FROM BRINE

#38
20200377381
2020-12-03

Method and System for Treating Wastewater

#39
20200376409
2020-12-03

Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid

#40
20200299144
2020-09-24

Process for the preparation of sodium cyanide

#41
20200140399
2020-05-07

Diaryl carbonate and method for producing the same, and method for producing an aromatic polycarbonate resin

#42
20200048128
2020-02-13

Method and Apparatus for Gasification Wastewater Treatment

#43
20200001197
2020-01-02

Stacked type falling film evaporator, zero liquid discharge system comprising the same, and zero liquid discharging method using the same

#44
20190382291
2019-12-19

Enhanced process for selective salt recovery from wastewater, waste salts, and brines

#45
20190160391
2019-05-30

DEMILITARIZATION AND DISPOSAL OF HC SMOKE ORDINANCE

#46
20190152797
2019-05-23

Method for preparing nickel/manganese/lithium/cobalt sulfate and tricobalt tetraoxide from battery wastes

#47
20190119130
2019-04-25

Method and system for treating wastewater

#48
20190077740
2019-03-14

Levulinic acid compositions

#49
20190071555
2019-03-07

Natural crystalline colorant and process for production

#50
20190039912
2019-02-07

Process for reducing fouling in evaporators in lithium hydroxide recovery

#51
20190009189
2019-01-10

Crystallizer or reactor and method for continuously growing crystals or continuously managing a reaction

#52
20180362378
2018-12-20

Production of heavy brines by calcination of carbonates using plasma arc reactor

#53
20180290989
2018-10-11

DIARYL CARBONATE AND METHOD FOR PRODUCING THE SAME, AND METHOD FOR PRODUCING AN AROMATIC POLYCARBONATE RESIN

#54
20180273480
2018-09-27

Inositol nicotinate crystalline form A and preparation method therefor

#55
20180155204
2018-06-07

PROCESS FOR THE PREPARATION OF SODIUM CYANIDE

#56
20180148333
2018-05-31

Method for producing complexed particles

#57
20180118585
2018-05-03

Method and apparatus for advanced vacuum membrane distillation

#58
20180066329
2018-03-08

STIRRERS FOR CRYSTALLIZING EVAPORATOR

#59
20180029904
2018-02-01

Enhanced process for selective salt recovery from wastewater, waste salts, and brines

#60
20170349603
2017-12-07

Efficient method for producing and purifying anhydrous sugar alcohol

#61
20170313593
2017-11-02

Method for quickly extracting lithium carbonate from saline lake water

#62
20170240494
2017-08-24

Method and device for separating a substance out of a solution

#63
20170174891
2017-06-22

Natural crystalline colorant and process for production

#64
20170174890
2017-06-22

Natural crystalline colorant and process for production

#65
20170166601
2017-06-15

Pressure driven flow crystallizer

#66
20170157528
2017-06-08

Method for producing cocrystals by means of flash evaporation

#67
20170152150
2017-06-01

Method for producing particles

#68
20170043275
2017-02-16

Processing unit for a washing medium contaminated with sulphur oxides and/or nitrogen oxides

#69
20170029283
2017-02-02

Sodium carbonate monohydrate crystallization

#70
20160368783
2016-12-22

Method and system for treating wastewater

#71
20160318831
2016-11-03

Enhanced heat recovery in paraxylene plant

#72
20160271562
2016-09-22

REMOVAL OF AMMONIA FROM AMMONIA-CONTAINING WATER USING AN ELECTRODIALYSIS PROCESS

#73
20160214868
2016-07-28

Process for producing ammonium sulfate crystals

#74
20160193545
2016-07-07

Method and System for High-Efficiency Heat Energy Recycling Applicable to Plateau Areas Using a High-Temperature Concentrated Solar Thermal Collector

#75
20160193544
2016-07-07

Crystallization system and process

#76
20160159657
2016-06-09

Process and apparatus for producing ammonium sulfate crystals

#77
20160115040
2016-04-28

System for extracting lithium carbonate from saline lake water

#78
20160030859
2016-02-04

APPARATUS FOR MANUFACTURING SALT

#79
20160024043
2016-01-28

Process and apparatus for purification of a stream containing a cyclic ester of an alpha-hydroxycarboxylic acid

#80
20150375137
2015-12-31

METHOD AND DEVICE FOR TREATMENT OF AN AMINO ACID SALT SOLUTION THAT IS CONTAMINATED WITH CARBON

#81
20150345278
2015-12-03

Oil recovery process including a high solids crystallizer for treating evaporator blowdown

#82
20150224421
2015-08-13

Process for initiating an ammonium sulfate crystallization process

#83
20150218008
2015-08-06

Process for preparing crystalline ammonium sulfate product

#84
20150190727
2015-07-09

Stacked type falling film evaporator, zero liquid discharge system comprising the same, and zero liquid discharging method using the same

#85
20150166909
2015-06-18

Treatment of wax

#86
20150110709
2015-04-23

Method for producing nanoparticles

#87
20150044113
2015-02-12

Potash Processing with Mechanical Vapor Recompression

#88
20150034564
2015-02-05

Fluid treatment systems, methods and applications

#89
20140338843
2014-11-20

Process and apparatus for forced circulation evaporative crystallization with large deposit inventory

#90
20140299461
2014-10-09

Evaporative treatment method for aqueous solution

#91
20130281721
2013-10-24

Process and apparatus for purification of industrial brine

#92
20130121900
2013-05-16

Methods of processing polyhalite ore, methods of producing potassium sulfate, and related systems

#93
20130000519
2013-01-03

Natural crystalline colorant and process for production

#94
20120283447
2012-11-08

Method for producing nanoparticles

#95
20110220013
2011-09-15

Reactor designs for use in ammonothermal growth of group-III nitride crystals

#96
20100264091
2010-10-21

Process for separating one or more solids from water miscible fluids and an apparatus therefor

#97
20100239477
2010-09-23

Method of decarbonation and its use in producing crystalline sodium sulfite or other alkali products

#98
20100219372
2010-09-02

Brine purification

#99
20100215958
2010-08-26

Method for producing microparticles and the microparticles

#100
20100193732
2010-08-05

Process and apparatus for purification of industrial brine

#101
20100183489
2010-07-22

Forced-circulation crystallizer

#102
20100143220
2010-06-10

Process for the preparation of solar salt having high purity and whiteness

#103
20100024172
2010-02-04

Process for continuous production of large crystal products

#104
20090209773
2009-08-20

Method and device for purifying high melting organic raw products or compound mixtures by means of fractionated melting crystallisation from solvent mixtures

#105
20090110629
2009-04-30

Method for producing high purity caustic potash

#106
20080306312
2008-12-11

Process for Obtaining Alkoxides

#107
20080283471
2008-11-20

Process for Separating One or More Solids from Water Miscible Fluids and an Apparatus Therefor

#108
20080196841
2008-08-21

WATER-BASED PRECIPITATION OF POLYMER SOLUTIONS

#109
20070173405
2007-07-26

Titanium oxide product method for making the same and its use as a photocatalyst

#110
20060153743
2006-07-13

Assembly and method for performing parallel chemical experiments, in particular crystallisation experiments

#111
20060047166
2006-03-02

Optimized production of aromatic dicarboxylic acids

#112
17518719
2023-07-04

Stabilized electromagnetic base liquid, formation thereof and application to high-salt wastewater treatment

#113
17395457
2022-05-24

Production of lithium hydroxide and lithium carbonate

#114
15287615
2017-11-14

Method of cannabinoid preservation through crystallization and other crystal structures