ClassID:

28440

B01D3/16 - CPC Classification

Classification description:

Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping; Fractional distillation or use of a fractionation or rectification column Fractionating columns in which vapour bubbles through liquid

Sub-classes:
Recent Application in this class:
#1
20250297169
2025-09-25

Processes and Systems for Fractionating a Pyrolysis Effluent

#2
20250196020
2025-06-19

EQUIPMENT FOR PRODUCTION OF BUTANOL AND OCTANOL AND TRIPLE-EFFECT DISTILLATION METHOD

#3
20220323880
2022-10-13

Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases

#4
20220168664
2022-06-02

Hybrid desalination systems and associated methods

#5
20220017840
2022-01-20

Continuous fractionation of crude tall oil to refined tall diesel

#6
20210071103
2021-03-11

Edible oil refining

#7
20210016200
2021-01-21

Method of separating organic solvent from mixed solution containing the organic solvent

#8
20200384381
2020-12-10

Feedback control optimization of counter-flow simultaneous heat and mass exchange

#9
20200330898
2020-10-22

Device for separating a two-phase fluid integrated into a gas/liquid separation column

#10
20200269152
2020-08-27

Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases

#11
20200215524
2020-07-09

SEPARATION METHOD AND ASSEMBLY FOR PROCESS STREAMS IN COMPONENT SEPARATION UNITS

#12
20200155960
2020-05-21

Liquid double distribution device of use in particular in an apparatus in which a liquid phase flows under gravity

#13
20200109065
2020-04-09

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

#14
20200095138
2020-03-26

Membrane distillation device with bubble column dehumidifier

#15
20200062594
2020-02-27

A PROCESS FOR INCREASING THE CONCENTRATION OF SULFURIC ACID AND EQUIPMENT FOR USE IN THE PROCESS

#16
20200011597
2020-01-09

Multiple pass, parallel flow downcomer tray for a mass transfer column

#17
20190359898
2019-11-28

Base stocks and lubricant compositions containing same

#18
20190358620
2019-11-28

Separation method and assembly for process streams in component separation units

#19
20190351402
2019-11-21

Separation method and assembly for process streams in component separation units

#20
20190336957
2019-11-07

Separation method and assembly for process streams in component separation units

#21
20190330079
2019-10-31

WATER DISTILLATION SYSTEM AND METHOD OF DISTILLING WATER

#22
20190241820
2019-08-08

Apparatus and process for the hydroconversion of heavy oil products

#23
20190218465
2019-07-18

BLOCK PROCESSING CONFIGURATIONS FOR BASE STOCK PRODUCTION FROM DEASPHALTED OIL

#24
20190217283
2019-07-18

Separation method and assembly for process streams in component separation units

#25
20190209947
2019-07-11

Feedback control optimization of counter-flow simultaneous heat and mass exchange

#26
20190177621
2019-06-13

HYDROCARBON RECYCLING OF CARBONIZER HOT GASES

#27
20190105581
2019-04-11

Mass transfer processes with limited sensible heat exchange

#28
20190060780
2019-02-28

High efficiency distillation head and methods of use

#29
20190031531
2019-01-31

Temperature-Matched Influent Injection in Humidifier Systems and Associated Methods

#30
20190023637
2019-01-24

Hydroformylation process

#31
20190022550
2019-01-24

FORMATION OF SOLID SALTS USING HIGH GAS FLOW VELOCITIES IN HUMIDIFIERS, SUCH AS MULTI-STAGE BUBBLE COLUMN HUMIDIFIERS

#32
20190002306
2019-01-03

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

#33
20180369711
2018-12-27

Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases

#34
20180311617
2018-11-01

Device for producing water having reduced heavy molecule content

#35
20180292129
2018-10-11

Method for liquid-vapor contacting in a mass transfer column using multiple pass, parallel flow downcomer trays

#36
20180236372
2018-08-23

PRODUCTION OF MULTIVALENT ION-RICH STREAMS USING HUMIDIFICATION-DEHUMIDIFICATION SYSTEMS

#37
20180194720
2018-07-12

Method for producing isocyanates

#38
20180187116
2018-07-05

Base stocks and lubricant compositions containing same

#39
20180187089
2018-07-05

Block processing configurations for base stock production from deasphalted oil

#40
20180155210
2018-06-07

Solar desalination system employing a humidification-dehumidification process

#41
20180093198
2018-04-05

Process to control HI concentration in residuum stream

#42
20180043279
2018-02-15

Separation systems and methods of using them

#43
20170355653
2017-12-14

Hydrocarbon processing

#44
20170342017
2017-11-30

Carbonate ester purification method, carbonate ester solution production method, and carbonate ester purification apparatus

#45
20170203977
2017-07-20

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

#46
20170122662
2017-05-04

Multiple pass, parallel flow downcomer tray for a mass transfer column

#47
20170113947
2017-04-27

Feedback control optimization of counter-flow simultaneous heat and mass exchange

#48
20170081211
2017-03-23

Systems and methods for distillation of water from seawater, brackish water, waste waters, and effluent waters

#49
20160340208
2016-11-24

Transiently-operated desalination systems with heat recovery and associated methods

#50
20160221919
2016-08-04

Process to control HI concentration in residuum stream

#51
20160221918
2016-08-04

Process to control HI concentration in residuum stream

#52
20160221917
2016-08-04

Process to control HI concentration in residuum stream

#53
20150352464
2015-12-10

Hybrid contact tray for a mass transfer column

#54
20150336028
2015-11-26

Mass transfer processes with limited sensible heat exchange

#55
20150315105
2015-11-05

Hydrocarbon processing

#56
20150246826
2015-09-03

Solar desalination system employing a humidification-dehumidification process

#57
20140158519
2014-06-12

Structured packing and method

#58
20130274519
2013-10-17

Thermal separation process

#59
20130204066
2013-08-08

Unit for establishing contact between a gas and a liquid for a floating platform

#60
20130125751
2013-05-23

Column

#61
20130118887
2013-05-16

Hybrid solar desalination system

#62
20120315555
2012-12-13

High temperature fuel cell system for operation with low purity ethanol

#63
20120181713
2012-07-19

Fluid inlet and distribution system for volatile organic compound removal device

#64
20120145205
2012-06-14

Method and apparatus for minimizing accumulation of polymer on process equipment, especially safety devices

#65
20120073440
2012-03-29

Deflecting system for column trays

#66
20100314238
2010-12-16

HYBRID SOLAR DESALINATION SYSTEM

#67
20100243520
2010-09-30

Separation method and assembly for process streams in component separation units

#68
20100243519
2010-09-30

Separation method and assembly for process streams in component separation units

#69
20080296216
2008-12-04

Decontamination of process streams

#70
20080245651
2008-10-09

Distillation Installation

#71
20080156746
2008-07-03

Deflecting system for column trays

#72
20080070077
2008-03-20

Fuel cell system with fuel distillation unit

#73
20080064846
2008-03-13

Industrial Process for Production of High-Purity Diaryl Carbonate

#74
20080051595
2008-02-28

Industrial process for separating out by-produced alcohols

#75
20080044316
2008-02-21

Filtration, flow distribution and catalytic method for process streams

#76
20080035466
2008-02-14

Method and apparatus for minimizing accumulation of polymer on process equipment, especially safety devices

#77
20070039182
2007-02-22

Gas-liquid contact plate and gas-liquid contactor

#78
20060124431
2006-06-15

Helical fractionating column

#79
20060113688
2006-06-01

Process for effecting mass transfer between a liquid phase and a gaseous phase

#80
20050279622
2005-12-22

Distillation system

#81
20050255014
2005-11-17

Separation method and assembly for process streams in component separation units