ClassID:

91136

C07C31/225 - CPC Classification

Classification description:

Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms; Polyhydroxylic acyclic alcohols; Trihydroxylic alcohols, e.g. glycerol Glycerol

Recent Application in this class:
#1
20250382254
2025-12-18

DIRECT CONVERSION OF GLYCEROL TO ACRYLIC ACID OVER WOx/ZrOx AND MIXED METAL OXIDE

#2
20250289777
2025-09-18

DEHYDRATION AND CRACKING OF ALPHA-, BETA-DIHYDROXY CARBONYL COMPOUNDS TO LACTIC ACID AND OTHER PRODUCTS

#3
20210163394
2021-06-03

Dehydration and cracking of alpha-, beta-dihydroxy carbonyl compounds to lactic acid and other products

#4
20210030688
2021-02-04

Coated biological composition

#5
20200377438
2020-12-03

Stabilization of polyhydric alcohols by steam injection

#6
20190315908
2019-10-17

Polycarbonate polyol and polyurethane

#7
20190256448
2019-08-22

Fatty glyceride preparation method

#8
20190184378
2019-06-20

Methods, catalysts, and devices for biological object degradation

#9
20190116846
2019-04-25

Method of using a cleaning, disinfecting and lubricating composition for a dental unit or beer fluid encompassing system

#10
20190031598
2019-01-31

Method of making a composition of an alkanolamine alkylamide and a polyol

#11
20180346831
2018-12-06

SYSTEMS AND METHODS FOR THE NON-CATALYTIC PRODUCTION OF BIODIESEL FROM OILS

#12
20180171038
2018-06-21

Curable composition

#13
20180127350
2018-05-10

Process for preparing polyols

#14
20180051062
2018-02-22

Alkaline pH-modified edible casein-based films and coatings, and method for the making thereof

#15
20180028940
2018-02-01

Method for separating and washing of microparticles via a stratified coflow of non-Newtonian and Newtonian fluids

#16
20170096379
2017-04-06

PRODUCTION OF PARTIALLY REFINED WASTE GLYCEROL

#17
20160200652
2016-07-14

Production of partially refined waste glycerol

#18
20160052847
2016-02-25

Production of partially refined waste glycerol

#19
20150239811
2015-08-27

Process for Producing High-Yield Biodiesel Applying High Acidity Triglycerides With Generation of Glycerin 90% Free of Salts

#20
20150197469
2015-07-16

Process of Crude Glycerin Purification Originated From Transesterifications With Alkaline Catalysis Without Using Acidification and Distillation Producing Purified Glycerin 96% and 99% Purity

#21
20140166936
2014-06-19

Liquid mixture used to test and validate test devices

#22
20130190535
2013-07-25

Method for synthesis of ketones from plant oils

#23
20130126779
2013-05-23

Environmentally benign anti-icing or deicing fluids

#24
20130096348
2013-04-18

Chiral diene ligands, a fabrication method thereof and applications thereof

#25
20130096326
2013-04-18

Method of biobased chemical production from crude bioglycerin

#26
20130096322
2013-04-18

METHOD OF BIOBASED CHEMICAL PRODUCTION FROM CRUDE BIOGLYCERIN OF RECYCLED OIL, GREASE, AND FAT ORIGIN

#27
20130091760
2013-04-18

METHOD OF BIOBASED CHEMICAL PRODUCTION FROM CRUDE BIOGLYCERIN OF ANIMAL ORIGIN

#28
20130091759
2013-04-18

METHOD OF BIOBASED CHEMICAL PRODUCTION FROM CRUDE BIOGLYCERIN OF PLANT ORIGIN

#29
20130060067
2013-03-07

Method for the conversion of cellulose and related carbohydrate materials to low-molecular-weight compounds

#30
20120330070
2012-12-27

Method of producing lower alcohols from glycerol

#31
20120302800
2012-11-29

Method of making glycerol

#32
20120298125
2012-11-29

Method for producing triacetin from tobacco

#33
20120277461
2012-11-01

Enhanced biodiesel process

#34
20120264955
2012-10-18

SYSTEMS AND METHODS FOR PRODUCING SURFACTANTS AND SURFACTANT INTERMEDIATES

#35
20120253082
2012-10-04

Method of producing diol or triol

#36
20120245398
2012-09-27

PROCESS FOR THE PURIFICATION OF CRUDE GLYCEROL

#37
20120245371
2012-09-27

PROCESS FOR THE PURIFICATION OF CRUDE ALKALINE GLYCEROL

#38
20120190891
2012-07-26

SYSTEMS AND METHODS FOR PROCESSING LIPID FEEDSTOCKS

#39
20120142976
2012-06-07

Process for producing hydrogenolysis products of polyhydric alcohols

#40
20120104305
2012-05-03

Environmentally benign anti-icing or deicing fluids

#41
20120088941
2012-04-12

POLYOL REFINING

#42
20120046496
2012-02-23

Method for purifying glycerin and products obtained therefrom

#43
20110319672
2011-12-29

Conversion of sugar, sugar alcohol, or glycerol to valuable chemicals using a promoted zirconium oxide supported catalyst

#44
20110301021
2011-12-08

PROMOTED ZIRCONIUM OXIDE CATALYST SUPPORT

#45
20110263908
2011-10-27

Method for producing glycerol

#46
20110237773
2011-09-29

Glycerol treatment process

#47
20110209981
2011-09-01

BIODIESEL PURIFICATION METHOD

#48
20110163257
2011-07-07

Environmentally benign anti-icing or deicing fluids employing triglyceride processing by-products

#49
20110137085
2011-06-09

Method for the conversion of cellulose and related carbohydrate materials to low-molecular-weight compounds

#50
20110112336
2011-05-12

Purification of crude glycerol

#51
20110081585
2011-04-07

Process for Co-Production of Power and Carboxylic Acids

#52
20110054059
2011-03-03

Methods for producing polyols using crude glycerin

#53
20110045558
2011-02-24

PROCESS FOR THE PREPARATION OF CITRIC ACID EMPLOYING FILAMENTOUS FUNGI IN A CULTURE MEDIUM COMPRISING GLYCEROL

#54
20110028683
2011-02-03

Composition comprising glycerol, process for obtaining same and use thereof in the manufacture of dichloropropanol

#55
20110004031
2011-01-06

GLYCERIN PURIFICATION

#56
20100311942
2010-12-09

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

#57
20100280269
2010-11-04

Method for production of acrylic acid

#58
20100274034
2010-10-28

METHOD AND APPARATUS FOR PRODUCING FATTY ACID ALKYL ESTER AND/OR GLYCERIN

#59
20100230635
2010-09-16

Glycerol vaporization method

#60
20100137621
2010-06-03

Process and apparatus for reducing heavy byproduct formation during distillation

#61
20100113841
2010-05-06

Process for producing hydrogenolysis products of polyhydric alcohols

#62
20100105957
2010-04-29

Process for producing acrolein and glycerin-containing composition

#63
20100063332
2010-03-11

Glycerol (medical grade) preparation method using a by-product of a bio-diesel process

#64
20100004419
2010-01-07

High shear rotary fixed bed reactor

#65
20090306365
2009-12-10

Hydrogenolysis of Sugar Feedstock

#66
20090275787
2009-11-05

Alcohol production process

#67
20090247792
2009-10-01

Process for purification of glycerol

#68
20090198088
2009-08-06

PROCESS FOR THE PURIFICATION OF CRUDE GLYCERIN UTILIZING ION EXCLUSION CHROMATORGRAPHY AND GLYCERIN CONCENTRATION

#69
20090178928
2009-07-16

Process for Desalting Glycerol Solutions and Recovery of Chemicals

#70
20090137851
2009-05-28

Purification of glycerin obtained as a bioproduct from the transesterification of triglycerides in the synthesis of biofuel

#71
20090105509
2009-04-23

Method of producing lower alcohols from glycerol

#72
20090048472
2009-02-19

Method for purification of glycerol from biodiesel production

#73
20090030243
2009-01-29

POLYOL REFINING

#74
20090023962
2009-01-22

Method for producing alcohol

#75
20090007903
2009-01-08

Method for producing a powder containing xylitol crystal particles with another polyol

#76
20090005610
2009-01-01

Method of making glycerol

#77
20080249338
2008-10-09

Method for purification of glycerol

#78
20080194398
2008-08-14

RUTHENIUM-COPPER CHROMITE HYDROGENATION CATALYSTS

#79
20080103340
2008-05-01

APPLICATIONS OF BIOBASED GLYCOL COMPOSITIONS

#80
20080051573
2008-02-28

Process for the production of sugar alcohols

#81
20080033191
2008-02-07

Process for producing glycerol having low aldehyde and ketone content and improved storage stability

#82
20080006794
2008-01-10

Environmentally benign anti-icing or deicing fluids employing triglyceride processing by-products

#83
20070193960
2007-08-23

Process for recovering organic compounds from aqueous streams containing same

#84
20070123739
2007-05-31

Hydrogenolysis of sugar feedstock

#85
20070032686
2007-02-08

Process for producing alcohol

#86
20060205965
2006-09-14

Process for producing glycerin and fatty alcohol via hydrogenation

#87
20060173073
2006-08-03

Microfine zinc-glycerol complexes

#88
20060076271
2006-04-13

Process for the selective desulphurization of olefinic gasolines, comprising a hydrogen purification step

#89
20060014974
2006-01-19

Process for producing fatty acid alkyl esters and glycerol of high-purity

#90
20050247907
2005-11-10

Environmentally benign anti-icing or deicing fluids employing triglyceride processing by-products

#91
20050209091
2005-09-22

Titanosilicate, process for its production, and its use in producing oxidized compound

#92
20050096480
2005-05-05

Process for producing 1,2-diol

#93
20050065337
2005-03-24

Methods of producing compounds from plant materials

#94
20050064560
2005-03-24

Methods of producing compounds from plant material

#95
20050027146
2005-02-03

Synthesis of isotopically labeled R- or S-[C, H] glycerols