ClassID:

86190

C02F1/08 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by heating by distillation or evaporation Thin film evaporation

Recent Application in this class:
#1
20260138893
2026-05-21

SYSTEM AND METHOD OF PURIFICATION AND SEPARATION OF SOLIDS IN LIQUIDS BY MEANS OF AQUEOUS FILMS

#2
20260084985
2026-03-26

WATER VAPOR DISTILLATION APPARATUS, METHOD AND SYSTEM

#3
20260001009
2026-01-01

DEVICES AND SYSTEMS FOR TREATING WATER AND OTHER FLUIDS

#4
20250377167
2025-12-11

PASSIVE HEAT AND MASS TRANSFER SYSTEM

#5
20250332525
2025-10-30

DEVICES AND SYSTEMS FOR TREATING WATER AND OTHER FLUIDS

#6
20250172347
2025-05-29

HIGH-EFFICIENCY DESALINATION

#7
20250144543
2025-05-08

SOLUTION CIRCULATION CONCENTRATING DEVICE WITH HIGH SOLAR ENERGY UTILIZATION EFFICIENCY AND CONCENTRATING METHOD USING THE SAME

#8
20250058247
2025-02-20

Liquid Separation System

#9
20240424422
2024-12-26

AN EVAPORATION UNIT FOR A BRINE RECYCLING PLANT

#10
20240400414
2024-12-05

WATER PURIFICATION

#11
20240390817
2024-11-28

PLATE HEAT EXCHANGER, A HEAT EXCHANGING PLATE AND A METHOD OF TREATING A FEED SUCH AS SEA WATER

#12
20240382866
2024-11-21

DEVICES AND SYSTEMS FOR TREATING WATER AND OTHER FLUIDS

#13
20240325942
2024-10-03

ROTATING EVAPORATOR DEVICE FOR LIQUID DISTILLATION OR CONCENTRATION

#14
20240299860
2024-09-12

METHOD AND DESIGN OF MULTIPLE COUNTERROTATING UNIT REACTOR

#15
20240246009
2024-07-25

CONVECTION ENHANCED EVAPORATION

#16
20240199444
2024-06-20

WATER VAPOR DISTILLATION APPARATUS, METHOD AND SYSTEM

#17
20240043302
2024-02-08

A HYBRID PROCESS AND SYSTEM FOR RECOVERING WATER

#18
20240042342
2024-02-08

Mechanical vapor recompression (MVR) liquid purification system

#19
20240003631
2024-01-04

PASSIVE HEAT AND MASS TRANSFER SYSTEM

#20
20240002266
2024-01-04

SYSTEM AND METHOD FOR GROUNDWATER REMEDIATION

#21
20230264114
2023-08-24

SOLAR-DRIVEN EVAPORATION DEVICE FOR DESALINATION SYSTEM

#22
20230202871
2023-06-29

System for treating bio-contaminated wastewater and process for decontaminating a wastewater source

#23
20230082501
2023-03-16

Convection enhanced evaporation

#24
20220371917
2022-11-24

System and method for groundwater remediation

#25
20220259073
2022-08-18

Solar distillation system with supplemental distillation units and associated methods

#26
20220242749
2022-08-04

METHOD AND SYSTEM FOR DESALINATING A SALTWATER USING A HUMIDIFIER UNIT

#27
20220135436
2022-05-05

Process for decontaminating water and generating water vapor

#28
20220135435
2022-05-05

DESALINATION APPARATUS WITH ELECTRICAL POWER GENERATION

#29
20220119279
2022-04-21

METHOD AND SYSTEM FOR DESALINATING A SALTWATER USING A HUMIDIFIER UNIT

#30
20220073373
2022-03-10

Immiscible liquid mediated humidification / dehumidification systems and methods

#31
20220073372
2022-03-10

SYSTEM FOR THE PURIFICATION OF WATER BY COLD EVAPORATION THROUGH FRACTIONATED SURFACES

#32
20220033281
2022-02-03

Evaporation panel assemblies, systems, and methods

#33
20220002169
2022-01-06

Water vapor distillation apparatus, method and system

#34
20210403344
2021-12-30

System for decontaminating water and generating water vapor

#35
20210395111
2021-12-23

Solar distillation system with supplemental distillation units and associated methods

#36
20210331945
2021-10-28

System for treating bio-contaminated wastewater and process for decontaminating a wastewater source

#37
20210262736
2021-08-26

HIGH-EFFICIENCY DESALINATION

#38
20210197098
2021-07-01

Plate heat exchanger, a heat exchanging plate and a method of treating a feed such as sea water

#39
20210077917
2021-03-18

Method and apparatus with outlet for extracting molten salt

#40
20210055056
2021-02-25

Passive heat and mass transfer system

#41
20210047203
2021-02-18

METHOD AND DEVICE FOR CONTINUOUS SALT EXTRACTION FROM BRINE

#42
20210039964
2021-02-11

System for decontaminating water and generating water vapor

#43
20210016199
2021-01-21

Method and apparatus for purification and remineralization of water

#44
20200399143
2020-12-24

Water purification system and process

#45
20200339440
2020-10-29

System for decontaminating water and generating water vapor

#46
20200255303
2020-08-13

Method and device for water evaporation

#47
20200255302
2020-08-13

Fully regenerative distillation system for low-cost water desalination

#48
20200207641
2020-07-02

Water treatment system and method of use thereof

#49
20200189933
2020-06-18

Desalination device

#50
20200109065
2020-04-09

Production of ultra-high-density brines using transiently-operated desalination systems

#51
20200071192
2020-03-05

Solar humidifier in a humidification-dehumidification type desalination system

#52
20200040253
2020-02-06

Water treatment schemes for injection water flooding recovery processes in carbonate reservoirs

#53
20200001197
2020-01-02

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

#54
20190344193
2019-11-14

Distillation apparatus with cartridge and use thereof for distilling water

#55
20190292083
2019-09-26

Apparatus for evaporative concentration of water to be treated, which uses hot lime softening, and method for evaporative concentration of water using the same

#56
20190225506
2019-07-25

Energy-saving seawater desalination device using power generated in complementary cooperation of wind energy and light energy, and control method

#57
20190152804
2019-05-23

System for processing water and generating water vapor for other processing uses

#58
20190126164
2019-05-02

Multiple-effect vapor chamber distillation system and methods of use

#59
20190077686
2019-03-14

Zero-discharge technique for separating sludge and salt from desulfurization wastewater

#60
20190048701
2019-02-14

Oil and gas well produced saltwater treatment system

#61
20190002306
2019-01-03

Production of ultra-high-density brines using transiently-operated desalination systems

#62
20180363986
2018-12-20

Passive heat and mass transfer system

#63
20180305223
2018-10-25

Processes for the separation of water from aqueous systems

#64
20180265377
2018-09-20

Water treatment system

#65
20180148633
2018-05-31

Water treatment schemes for injection water flooding recovery processes in carbonate reservoirs

#66
20180134578
2018-05-17

Liquid purification with film heating

#67
20170348611
2017-12-07

Distiller

#68
20170291118
2017-10-12

Solar powered water purification device with cylindrical structure

#69
20170203975
2017-07-20

Water vapor distillation apparatus, method and system

#70
20170088452
2017-03-30

Apparatus for evaporative concentration of water to be treated, which uses hot lime softening, and method for evaporative concentration of water using the same

#71
20170029716
2017-02-02

APPARATUS AND PROCESS FOR REMOVAL OF WATER (BOTH BOUND AND UNBOUND) FROM PETROLEUM SLUDGES AND EMULSIONS THROUGH APPLICATION OF HEAT ALONE, WITH VIEW TO RETRIEVE ENTIRE HYDROCARBONS PRESENT THEREIN

#72
20160271514
2016-09-22

Controlled thin film vapor generator for liquid volume reduction

#73
20160220921
2016-08-04

Water vapor distillation apparatus, method and system

#74
20160129367
2016-05-12

Thin film systems and methods for using same

#75
20160122205
2016-05-05

Device, apparatus and method for desalinating seawater

#76
20160121237
2016-05-05

Evaporation-condensation systems and methods for their manufacture and use

#77
20160046504
2016-02-18

System for processing water and generating water vapor for other processing uses

#78
20150367248
2015-12-24

Evaporation element and process using same

#79
20150315036
2015-11-05

Water Evaporator Enhancer

#80
20150224419
2015-08-13

Water vapor distillation apparatus, method and system

#81
20150210562
2015-07-30

Apparatus, use of apparatus and process for desalination of water

#82
20150203363
2015-07-23

Evaporator sump and process for separating contaminants resulting in high quality steam

#83
20150190727
2015-07-09

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

#84
20150122631
2015-05-07

Evaporator for SAGD process

#85
20150075966
2015-03-19

Desalination apparatus and desalination method

#86
20150075965
2015-03-19

Water amount controlling method and desalination system

#87
20150041306
2015-02-12

FRESH WATER GENERATOR

#88
20150014146
2015-01-15

Desalination system and desalination method

#89
20150014145
2015-01-15

Measurement system included in desalination system, desalination system, and desalination method

#90
20150001745
2015-01-01

Spherical desalination device

#91
20140367347
2014-12-18

Methods and systems for processing multicomponent solutions of mineral salts

#92
20140367244
2014-12-18

Controlled Thin Film Vapor Generator for Liquid Volume Reduction

#93
20140332365
2014-11-13

Distiller

#94
20140326592
2014-11-06

Water vapor distillation apparatus, method and system

#95
20140305789
2014-10-16

Apparatus for diffusion-gap thermal desalination

#96
20140251550
2014-09-11

Plate evaporator of the falling film type, and a plate evaporator apparatus having such a plate evaporator arranged in a housing

#97
20140158514
2014-06-12

METHODS OF SEPARATING SALTS AND SOLVENTS FROM WATER

#98
20140090970
2014-04-03

System for decontaminating water and generating water vapor

#99
20140061022
2014-03-06

Water desalination system

#100
20140027267
2014-01-30

Method and apparatus for reduction of contaminants in evaporator distillate

#101
20140013783
2014-01-16

Apparatus and method for vapor driven absorption heat pumps and absorption heat transformer with applications

#102
20130134098
2013-05-30

WATER TREATMENT PROCESSES FOR NORM REMOVAL

#103
20130127074
2013-05-23

System for decontaminating water and generating water vapor

#104
20130092523
2013-04-18

EVAPORATOR WITH COATED AND CORRUGATED TUBES

#105
20130056345
2013-03-07

Desalination device

#106
20120267232
2012-10-25

System for decontaminating water and generating water vapor

#107
20120247940
2012-10-04

Water desalination system

#108
20120247688
2012-10-04

EVAPORATION ELEMENT AND PROCESS USING SAME

#109
20120228119
2012-09-13

Distillation System with Vertically Oriented Rotating Plates

#110
20120193213
2012-08-02

Compact evaporator for modular portable SAGD process

#111
20120160753
2012-06-28

WATER DESALINATION PLANT AND SYSTEM FOR THE PRODUCTION OF PURE WATER AND SALT

#112
20120129242
2012-05-24

Falling film evaporator

#113
20120119396
2012-05-17

Desalination system and method

#114
20120097341
2012-04-26

Evaporation assembly module, elements and method of construction thereof

#115
20120055776
2012-03-08

Multi effect distiller with falling film evaporator and condenser cells

#116
20120037488
2012-02-16

Distiller

#117
20120006671
2012-01-12

CONTROL OF SCALE FORMATION IN PRODUCED WATER EVAPORATORS

#118
20120006670
2012-01-12

Water vapor distillation apparatus, method and system

#119
20110303607
2011-12-15

Seawater desalination plant and production of high purity salt

#120
20110168540
2011-07-14

Desalination apparatus and process

#121
20110139601
2011-06-16

SOLAR STILLS

#122
20110079503
2011-04-07

Method for reduction of contaminants in evaporator distillate

#123
20100308124
2010-12-09

Apparatus for producing a mass of water vapor, apparatus for producing, moving and climbing a mass of water vapor, and method of causing artificial stimulation of rain

#124
20100300868
2010-12-02

DEVICE FOR PRODUCING DRINKING WATER

#125
20100294719
2010-11-25

PROCESS FOR TREATMENT OF PRODUCED WATER

#126
20100243425
2010-09-30

Distillation system with vertically oriented rotating plates

#127
20100224364
2010-09-09

Water treatment method for heavy oil production

#128
20100181185
2010-07-22

Desalination

#129
20100163471
2010-07-01

WATER DESALINATION PLANT AND SYSTEM FOR THE PRODUCTION OF PURE WATER AND SALT

#130
20100147673
2010-06-17

Water desalination system

#131
20100089740
2010-04-15

METHOD AND SYSTEMS FOR PROCESSING WASTE WATER USING ZERO PROCESS WATER DISCHARGE

#132
20090313996
2009-12-24

System for decontaminating water and generating water vapor

#133
20090127091
2009-05-21

Water treatment method for heavy oil production

#134
20090078416
2009-03-26

Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation

#135
20090025399
2009-01-29

Water vapor distillation apparatus, method and system

#136
20070221376
2007-09-27

Solidification of residuals from water treatment systems in heavy oil recovery operations

#137
20070170049
2007-07-26

Multiple application purification and recycling device

#138
20070137996
2007-06-21

Method and apparatus for simultaneous heat and mass transfer utilizing a carrier-gas

#139
20070125719
2007-06-07

System and method of reducing organic contaminants in feed water

#140
20060175236
2006-08-10

Evaporation of water from concentrated brines and sludges to produce a solid fertilizer product

#141
20060032630
2006-02-16

Water treatment method for heavy oil production

#142
20050279500
2005-12-22

Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation

#143
20050150833
2005-07-14

Method for recovering fluorine-containing emulsifier

#144
20050121304
2005-06-09

Method and apparatus for simultaneous heat and mass transfer utilizing a carrier-gas at various absolute pressures

#145
20050045466
2005-03-03

Saline/sewage water reclamation system

#146
20050022989
2005-02-03

Water treatment method for heavy oil production

#147
20050011743
2005-01-20

Installation used to obtain salt-free sea water at a low temperature with continuous operation and enthalpy recovery

#148
18429743
2024-10-15

System and method for sustainable production of water and salt

#149
17495793
2022-05-03

System of water supply, desalination and mineral retrieval

#150
15687016
2018-05-15

Multiple effect with vapor compression distillation apparatus

#151
14719189
2016-02-23

Transiently-operated desalination systems with heat recovery and associated methods

#152
13861756
2016-05-03

Water treatment process and apparatus

#153
13326860
2016-07-05

Solar distillation apparatus