ClassID:

91111

C07C29/86 - CPC Classification

Classification description:

Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring; Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Recent Application in this class:
#1
20250230472
2025-07-17

EXTRACTION OF ALKANOIC ACIDS

#2
20250178993
2025-06-05

PROCESS TO OBTAIN 3-PHENYLPROPAN-1-OL FROM NATURAL SOURCES

#3
20250019328
2025-01-16

PROCESS FOR THE SYNTHESIS OF L-IDITOL AND RECYCLING OF THE CATALYST

#4
20240400483
2024-12-05

PROCESS FOR THE SEPARATION OF PINITOL FROM A CAROB EXTRACT

#5
20240262772
2024-08-08

A SOLVENT DRYING SOLUTION AND PROCESSES THERFOR

#6
20240239730
2024-07-18

PHARMACEUTICAL COMPOSITIONS COMPRISING MONOTERPENES

#7
20240050897
2024-02-15

Method for Concentrating Raw Material Solution, and System for Concentrating Raw Material Solution

#8
20230392107
2023-12-07

PRODUCT RECOVERY FROM FERMENTATION

#9
20230382834
2023-11-30

A METHOD FOR THE PREPARATION OF 1,2-PROPANEDIOL

#10
20230382829
2023-11-30

A METHOD FOR THE PREPARATION OF 1,2-PROPANEDIOL

#11
20230348348
2023-11-02

PROCESS TO OBTAIN 3-PHENYLPROPAN-1-OL FROM NATURAL SOURCES

#12
20230294047
2023-09-21

Multilayered wire mesh-supported membranes for separation applications

#13
20230227389
2023-07-20

Product 1,3-butylene glycol

#14
20230219878
2023-07-13

Process for Recovering Oxidation By-Products

#15
20230150904
2023-05-18

Method for refining bio-based propylene glycol

#16
20230111710
2023-04-13

PURIFICATION PROCESSING APPARATUS, SUBSTRATE PROCESSING SYSTEM, AND PROCESSING METHOD

#17
20220363619
2022-11-17

Pharmaceutical compositions comprising monoterpenes

#18
20220306550
2022-09-29

PROCESS FOR PREPARING ALKENES

#19
20220298091
2022-09-22

Online method for processing wax-containing crude methanol stream

#20
20220289773
2022-09-15

A METHOD OF EXTRACTING CARBONIC ACID, ALIPHATIC ACIDS, ESTERS AND ALCOHOLS FROM AN AQUEOUS MEDIUM

#21
20220281789
2022-09-08

EXTRACTION OF ALIPHATIC ALCOHOLS

#22
20220248669
2022-08-11

Method for preparing an insect repellent agent

#23
20220226749
2022-07-21

METHOD FOR PURIFYING AN AQUEOUS-ALCOHOLIC FEEDSTOCK COMPRISING ETHANOL AND ACETALDEHYDE

#24
20220185754
2022-06-16

AN ALCOHOL RECOVERY SOLUTION, AND METHOD OF USE THEREFOR

#25
20220177396
2022-06-09

PROCESS FOR THE SEPARATION OF PINITOL FROM A CAROB EXTRACT

#26
20220009863
2022-01-13

Process to obtain 3-phenylpropan-l-ol from natural sources

#27
20210371363
2021-12-02

Method for refining bio-based propylene glycol

#28
20210230087
2021-07-29

Method for partially extracting butanol from an aqueous solution comprising ethanol and butanol

#29
20210130271
2021-05-06

PHARMACEUTICAL COMPOSITIONS COMPRISING MONOTERPENES

#30
20210087130
2021-03-25

Method for purifying by-product ethylene glycol of polyester in converting plasticizer

#31
20200392057
2020-12-17

Process for preparing an alcohol from hydrocarbons

#32
20200353425
2020-11-12

Synthetic membranes and methods of use thereof

#33
20200299218
2020-09-24

Process for the recovery of ketones and glycols from fermentation

#34
20200248221
2020-08-06

Expression of beta-glucosidases for hydrolysis of lignocellulose and associated oligomers

#35
20200139308
2020-05-07

Synthetic membranes and methods of use thereof

#36
20200131106
2020-04-30

Pharmaceutical compositions comprising monoterpenes

#37
20190169654
2019-06-06

PROCESS FOR PRODUCING ALCOHOLS UNDER AEROBIC CONDITIONS AND PRODUCT EXTRACTION USING OLEYL ALCOHOL

#38
20190161424
2019-05-30

Process for recovery of glycerol from biodiesel production streams

#39
20190144366
2019-05-16

Use of a Lewis donor solvent to purify a feedstock that contains ethanol, acetaldehyde, and impurities

#40
20190135723
2019-05-09

Process for the recovery of ketones and glycols from fermentation

#41
20190070567
2019-03-07

Synthetic membranes and methods of use thereof

#42
20180298554
2018-10-18

PROCESS FOR LIGNIN PURIFICATION AND ISOLATION

#43
20180155272
2018-06-07

Process for recovering aminoalcohols and glycols from aqueous streams of taurine production

#44
20180134970
2018-05-17

Apparatuses and methods for energy efficient separations including refining of fuel products

#45
20180087075
2018-03-29

Method of producing bioproducts

#46
20180087023
2018-03-29

METHOD OF PRODUCING BIOPRODUCTS

#47
20180037532
2018-02-08

Recovery process for functionalized compound reaction product

#48
20170313640
2017-11-02

Process for the separation of glycols

#49
20170312698
2017-11-02

Synthetic membranes and methods of use thereof

#50
20170305823
2017-10-26

PROCESS FOR RECLAIMING ALCOHOLS

#51
20170240930
2017-08-24

Methods and Systems for Removing Undissolved Solids Prior to Extractive Fermentation in the Production of Butanol

#52
20170217861
2017-08-03

Method and Apparatus for Separation of Colloidal Suspension from a Solution of Organic Compound, such as Monoethylene Glycol

#53
20170174595
2017-06-22

Process for manufacturing purified glycerol

#54
20170174593
2017-06-22

Process for preparing dichloropropanol

#55
20170096379
2017-04-06

PRODUCTION OF PARTIALLY REFINED WASTE GLYCEROL

#56
20170095754
2017-04-06

Polyol-induced extraction of water from organic liquids

#57
20170088494
2017-03-30

PHARMACEUTICAL COMPOSITIONS COMPRISING MONOTERPENES

#58
20170073707
2017-03-16

Energy efficient batch recycle method for the production of biomolecules

#59
20170057894
2017-03-02

Method for Producing Butanol Using Extractive Fermentation

#60
20170050119
2017-02-23

Simultaneous recovery of organic compounds and extractants

#61
20170036976
2017-02-09

PROCESS FOR THE SEPARATION AND PURIFICATION OF A MIXED DIOL STREAM

#62
20160332942
2016-11-17

Pharmaceutical compositions comprising monoterpenes

#63
20160326695
2016-11-10

PROCESS FOR REFINING CHEMICALS FROM PULP AND PAPER MILL EFFLUENT

#64
20160298295
2016-10-13

PROCESS FOR LIGNIN PURIFICATION AND ISOLATION

#65
20160281007
2016-09-29

Apparatuses and methods for energy efficient separations including refining of fuel products

#66
20160237011
2016-08-18

Process for removal of sulphur from raw methanol

#67
20160200652
2016-07-14

Production of partially refined waste glycerol

#68
20160186073
2016-06-30

METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS

#69
20160168062
2016-06-16

Process for depolymerization of lignin

#70
20160130201
2016-05-12

PROCESSES FOR SELECTIVE EXTRACTION OF UNSAPONIFIABLE MATERIALS FROM RENEWABLE RAW MATERIALS BY LIQUID-LIQUID EXTRACTION IN THE PRESENCE OF A COSOLVENT

#71
20160107966
2016-04-21

Process for the separation of 1,4-butanediol and co-products

#72
20160107965
2016-04-21

PROCESS FOR THE SEPARATION OF ALCOHOLS

#73
20160102035
2016-04-14

Process for the separation of an alkylene glycol

#74
20160096790
2016-04-07

PROCESS FOR THE SEPARATION OF 1,4-BUTANEDIOL

#75
20160090342
2016-03-31

Glycol recovery with solvent extraction

#76
20160075622
2016-03-17

Process for the separation and purification of a mixed diol stream

#77
20160052847
2016-02-25

Production of partially refined waste glycerol

#78
20160052846
2016-02-25

METHOD OF DEMULSIFYING AND PURIFYING ORGANIC PRODUCTS FROM AN EMULSION

#79
20160046549
2016-02-18

Method for producing 2,7-octadien-1-OL

#80
20160045890
2016-02-18

Reactive scrubbing for upgrading product value, simplifying process operation and product handling

#81
20160016870
2016-01-21

Method for producing butanol using extractive fermentation

#82
20160002692
2016-01-07

Expression of beta-glucosidases for hydrolysis of lignocellulose and associated oligomers

#83
20160002132
2016-01-07

Method for producing butanol using extractive fermentation

#84
20150376096
2015-12-31

Method for producing butanol using extractive fermentation

#85
20150353455
2015-12-10

Ethanol fermentation methods and systems

#86
20150232393
2015-08-20

PROCESS FOR THE PURIFICATION OF A CYCLOHEXANE AIR OXIDATION PRODUCT STREAM

#87
20150225322
2015-08-13

Method for preparing a composition rich in lutein produced by microalgae

#88
20150218071
2015-08-06

Process for producing compositions rich in crystals of mannitol in delta form, compositions and crystals obtained and uses thereof

#89
20150210618
2015-07-30

Energy efficient method and apparatus for the extraction of biomolecules from dilute aqueous solution

#90
20150119609
2015-04-30

Carboxylic acid salt removal during hydrate inhibitor recovery

#91
20150024451
2015-01-22

Protein recovery

#92
20150010975
2015-01-08

Extraction solvents derived from oil for alcohol removal in extractive fermentation

#93
20140349357
2014-11-27

METHODS OF PRODUCING BUTANOL FROM NON-CELLULOSIC BIOMASS

#94
20140303408
2014-10-09

Method for production of butanol using extractive fermentation

#95
20140275643
2014-09-18

Reactive scrubbing for upgrading product value, simplifying process operation and product handling

#96
20140263050
2014-09-18

Polyol-induced extraction of water from organic liquids

#97
20140094630
2014-04-03

Recyclable extractant compositions

#98
20140080189
2014-03-20

Method for producing butanol using extractive fermentation with electrolyte addition

#99
20140066669
2014-03-06

Energy efficient method and apparatus for the extraction of lower alcohols from dilute aqueous solution

#100
20130331615
2013-12-12

Method for extracting silk extract containing lutein

#101
20130324770
2013-12-05

Method for working up mixtures

#102
20130302365
2013-11-14

EXTRACTION OF OIL-SOLUBLE PIGMENT FROM MICRO-ORGANISMS

#103
20130295661
2013-11-07

Methods and systems for removing undissolved solids prior to extractive fermentation in the production of butanol

#104
20130284584
2013-10-31

Process for separating ethylene glycol and 1,2-butanediol

#105
20130281720
2013-10-24

Method for extracting organic compounds from aqueous mixtures

#106
20130253229
2013-09-26

Apparatus and process for using olefin as an azeotropic entrainer for isolating 1,3-DICHLORO-2-propanol from a 2,2′-oxybis (1-chloropropane) waste stream

#107
20130236935
2013-09-12

Extraction solvents derived from oil for alcohol removal in extractive fermentation

#108
20130231496
2013-09-05

Process for the preparation of 2-phenyl-1,3-propanediol

#109
20130190539
2013-07-25

SYSTEM AND METHOD FOR SECONDARY USES OF GLYCOL AND WATER AFTER DEICING

#110
20130183730
2013-07-18

Recovery of higher alcohols from dilute aqueous solutions

#111
20130165699
2013-06-27

PROCESS FOR PURIFYING CRUDE GLYCEROL

#112
20130158302
2013-06-20

Phasing reactor product from hydrogenating acetic acid into ethyl acetate feed to produce ethanol

#113
20130150627
2013-06-13

PURIFICATION METHOD FOR CYCLIC COMPOUND

#114
20130131395
2013-05-23

Continuous ethyl acetate production and hydrogenolysis thereof

#115
20130084258
2013-04-04

Method for preparing broussonetia kazinoki extract

#116
20130066091
2013-03-14

Process for hydrochlorination of multihydroxylated aliphatic hydrocarbons

#117
20130059370
2013-03-07

RECOVERY OF HIGHER ALCOHOLS FROM DILUTE AQUEOUS SOLUTIONS

#118
20130001061
2013-01-03

Recovery of butanol from a mixture of butanol, water, and an organic extractant

#119
20120289724
2012-11-15

Process for purifying crude fatty alcohols

#120
20120285816
2012-11-15

METHOD FOR ISOLATING AN ALKANOL FROM AN AQUEOUS BIOTRANSFORMATION MIXTURE

#121
20120245395
2012-09-27

Reduced energy alcohol separation process having water removal

#122
20120184783
2012-07-19

Process for the separation and purification of a mixed diol stream

#123
20120164302
2012-06-28

Methods and systems for removing undissolved solids prior to extractive fermentation in the production of butanol

#124
20120156738
2012-06-21

Production of alcohol esters and in situ product removal during alcohol fermentation

#125
20120149942
2012-06-14

METHOD FOR HANDLING AQUEOUS SOLUTION CONTAINING WATER-SOLUBLE SUBSTANCE, METHOD FOR MANUFACTURING ALKYLBENZENE HYDROPEROXIDE, AND METHOD FOR MANUFACTURING HYDROXYBENZENE

#126
20120121565
2012-05-17

Protein Recovery

#127
20120107891
2012-05-03

Recovery of higher alcohols from dilute aqueous solutions

#128
20120107890
2012-05-03

Recovery of higher alcohols from dilute aqueous solutions

#129
20120064590
2012-03-15

Recovery of higher alcohols from dilute aqueous solutions

#130
20120046504
2012-02-23

Alcohol fractionation

#131
20120046500
2012-02-23

Method for recovery and recycle of ruthenium homogeneous catalysts

#132
20120046496
2012-02-23

Method for purifying glycerin and products obtained therefrom

#133
20120046481
2012-02-23

Method for recovery and recycle of ruthenium homogeneous catalysts

#134
20120010448
2012-01-12

Finishing reactor for purifying ethanol

#135
20110312053
2011-12-22

SUPPLEMENTATION OF FATTY ACIDS FOR IMPROVING ALCOHOL PRODUCTIVITY

#136
20110312044
2011-12-22

Extraction solvents derived from oil for alcohol removal in extractive fermentation

#137
20110312043
2011-12-22

Extraction solvents derived from oil for alcohol removal in extractive fermentation

#138
20110288344
2011-11-24

Recovery of butanol from a mixture of butanol, water, and an organic extractant

#139
20110280860
2011-11-17

Pharmaceutical compositions comprising monoterpenes

#140
20110162953
2011-07-07

Recovery of butanol isomers from a mixture of butanol isomers, water, and an organic extractant

#141
20110159558
2011-06-30

Method for producing butanol using extractive fermentation with electrolyte addition

#142
20110112337
2011-05-12

Use of ionic liquids containing tricyanomethide anions as solvents for the extraction of alcohols from aqueous solutions

#143
20110097773
2011-04-28

METHOD FOR PRODUCING BUTANOL USING EXTRACTIVE FERMENTATION

#144
20100311942
2010-12-09

Glycerol-based product, process for obtaining same and use thereof in the manufacturing of dichloropropanol

#145
20100240933
2010-09-23

Lutein extraction from ozone-treated plant sources

#146
20100160691
2010-06-24

Methods for converting glycerol to propanol

#147
20100144000
2010-06-10

PROCESS FOR FERMENTIVE PREPARATION FO ALCOHOLS AND RECOVERY OF PRODUCT

#148
20100143994
2010-06-10

PROCESS FOR FERMENTIVE PREPARATION OF ALCOHOLS AND RECOVERY OF PRODUCT

#149
20100143993
2010-06-10

PROCESS FOR FERMENTIVE PREPARATIONFOR ALCOLHOLS AND RECOVERY OF PRODUCT

#150
20100143992
2010-06-10

Process for Fermentive Preparation of Alcohols and Recovery of Product

#151
20100139154
2010-06-10

PROCESS FOR FERMENTIVE PREPARATION OF ALCOHOLS AND RECOVERY OF PRODUCT

#152
20100105964
2010-04-29

Process for the manufacture of dichloropropanol

#153
20100069686
2010-03-18

Energy efficient separation of ethanol from aqueous solution

#154
20090314992
2009-12-24

Process for working up solvent-containing hydrogenation product mixtures

#155
20090259078
2009-10-15

Methods for recovery of alcohols from dilute aqueous alcohol feed streams

#156
20090247792
2009-10-01

Process for purification of glycerol

#157
20090171129
2009-07-02

Recovery of higher alcohols from dilute aqueous solutions

#158
20090011238
2009-01-08

Spherical Menthol Particles

#159
20080097130
2008-04-24

Method of isolating 1,3-propanediol or 1,3-propanediol and 1,2-propanediol from solution containing 1,3-propanediol, 1,2-propanediol, glycerol, and glucose

#160
20080051609
2008-02-28

Extraction process

#161
20070193960
2007-08-23

Process for recovering organic compounds from aqueous streams containing same

#162
20070161826
2007-07-12

Process for purification of free xanthophylls

#163
20060124545
2006-06-15

Process for producing 1,3-propanediol

#164
20060100464
2006-05-11

Purification of fluorinated alcohols

#165
20050158414
2005-07-21

Birch bark processing and the isolation of natural products from birch bark