ClassID:

91429

C07C45/33 - CPC Classification

Classification description:

Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CH-moieties

Sub-classes:
Recent Application in this class:
#1
20250296906
2025-09-25

METHOD FOR PREPARING 4-HYDROXY-2-METHYLENE-BUTANAL, 4-HYDROXY-2-METHYL-BUT-2-ENAL AND ESTERS THEREOF

#2
20250154186
2025-05-15

HYDROCARBON OXIDATION WITH DIOXYGEN IN IRON-CONTAINING METAL-ORGANIC FRAMEWORKS

#3
20250059120
2025-02-20

VISIBLE-LIGHT-MEDIATED ONE-STEP METHOD FOR PREPARING PHENOL AND CYCLOHEXANONE FROM CYCLOHEXYLBENZENE

#4
20240360063
2024-10-31

Selective Aerobic Oxidation of Methane

#5
20240246895
2024-07-25

ABATEMENT OF LOW LEVEL METHANE THROUGH THE USE OF CATALYTIC, EARTH-ABUNDANT MATERIALS

#6
20230391700
2023-12-07

Chromium-catalyzed production of alcohols from hydrocarbons

#7
20220356135
2022-11-10

Chromium-catalyzed production of alcohols from hydrocarbons

#8
20220348527
2022-11-03

Chromium-catalyzed production of alcohols from hydrocarbons

#9
20220033332
2022-02-03

Chromium-catalyzed production of alcohols from hydrocarbons

#10
20210387166
2021-12-16

Catalyst with a core-shell structure for methane oxidation, method of preparing the same and method of oxidizing methane using the same

#11
20210380511
2021-12-09

Chromium-catalyzed production of diols from olefins

#12
20210340085
2021-11-04

Chromium-catalyzed production of alcohols from hydrocarbons

#13
20210130276
2021-05-06

Visible-light-induced direct oxidation method for saturated hydrocarbon bonds

#14
20210078927
2021-03-18

Chromium-catalyzed production of alcohols from hydrocarbons

#15
20210078926
2021-03-18

Chromium-catalyzed production of diols from olefins

#16
20210077981
2021-03-18

Chromium-catalyzed production of alcohols from hydrocarbons

#17
20210069666
2021-03-11

Built-in micro interfacial enhanced reaction system and process for PTA production with PX

#18
20190233373
2019-08-01

Cyclic imide slurry compositions

#19
20190161423
2019-05-30

Oxidation of C1-9-alkanes

#20
20190112252
2019-04-18

Methods for using macroporous inert materials in monomer production

#21
20190062247
2019-02-28

Liquid phase oxidation of lower alkanes to oxygenates

#22
20180297976
2018-10-18

Green oxidation catalytic system

#23
20180044240
2018-02-15

Modifying cementitious compositions using ketone alcohol oil waste

#24
20170036982
2017-02-09

Process for production of acrylic acid

#25
20160340283
2016-11-24

Direct oxidation of methane to formaldehyde and methanol

#26
20160332948
2016-11-17

Redox-active metal-organic frameworks for the catalytic oxidation of hydrocarbons

#27
20160304484
2016-10-20

Selective aerobic oxidations using carbon nitride nanotubes

#28
20160176813
2016-06-23

PROCESS FOR THE OXIDATION OF CYCLOHEXANE

#29
20160159722
2016-06-09

Method for producing oxide

#30
20160060292
2016-03-03

Tetrapeptide copper catalysts capable of oxidizing hydrocarbons at room temperature

#31
20160045890
2016-02-18

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

#32
20150321179
2015-11-12

Composite oxide, preparation method for same, and application thereof

#33
20150210619
2015-07-30

Process for the oxidation of cyclohexane

#34
20150141239
2015-05-21

Gas phase heterogeneous catalytic oxidation of alkanes to aliphatic ketones and/or other oxygenates

#35
20140275643
2014-09-18

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

#36
20140171636
2014-06-19

Workup of a cyclododecanone cyclododecanol mixture in a sequence of side draw columns

#37
20140135532
2014-05-15

Gas phase heterogeneous catalytic oxidation of alkanes to aliphatic ketones and/or other oxygenates

#38
20130338378
2013-12-19

Shaped catalyst body for flow-through fixed-bed reactors

#39
20130296604
2013-11-07

METHOD OF MAKING AND USING NANO-BIMETALLIC CATALYST TO PRODUCE ADIPIC ACID

#40
20130204038
2013-08-08

Process for the oxidation of hydrocarbons

#41
20130203984
2013-08-08

Oxidation of hydrocarbons

#42
20130184494
2013-07-18

Oxidation Catalyst for Hydrocarbon Compound, and Method and Apparatus for Producing Oxide of Hydrocarbon Compound Using Same

#43
20120277464
2012-11-01

METHOD AND DEVICE FOR PRODUCING ALKENE DERIVATIVES

#44
20120201743
2012-08-09

SELECTIVE CATALYTIC OXIDATION OF C1-C3 ALKANES

#45
20120149950
2012-06-14

PLANT FOR THE HOMOGENEOUS OXIDATION OF METHANE-CONTAINING GAS AND PROCESS FOR THE OXIDATION OF METHANE-CONTAINING GAS

#46
20120035399
2012-02-09

Method for producing 1,6-hexanediol by hydrogenation of oligo- and polyesters

#47
20110263415
2011-10-27

Mixed oxide catalysts for catalytic gas phase oxidation

#48
20110144387
2011-06-16

Process for preparing C-C-oxygenates by partial oxidation of hydrocarbons

#49
20110015429
2011-01-20

Process for preparing 6-hydroxycaproic esters

#50
20100331569
2010-12-30

Process for production of oxygen-containing organic compound

#51
20100298601
2010-11-25

Catalyst System, Oxidation Reactor Containing The Same, And Preparation Method For Acrolein And Acrylic Acid Using The Same

#52
20100286461
2010-11-11

Reactor for continuous heterogeneously catalyzed partial dehydrogenation of at least one hydrocarbon to be dehydrogenated

#53
20100286450
2010-11-11

Mixed oxide catalysts for catalytic gas phase oxidation

#54
20100228047
2010-09-09

Oxidation of hydrocarbons

#55
20100222609
2010-09-02

Oxidation of hydrocarbons

#56
20100168477
2010-07-01

High shear oxidation of cyclohexane

#57
20100158760
2010-06-24

Method and apparatus for producing methanol with hydrocarbon recycling

#58
20100152474
2010-06-17

Selective oxidative conversion of methane to methanol, dimethyl ether and derived products

#59
20100126938
2010-05-27

Process and apparatus for separating and recovering waste alkali from cyclohexane oxidation solution

#60
20100081848
2010-04-01

Method for producing oxidation product of cycloalkane

#61
20100069677
2010-03-18

Method for producing cycloalkanol and/or cycloalkanone

#62
20100036172
2010-02-11

Method for oxidizing hydrocarbons in liquid phase

#63
20090326277
2009-12-31

Method for purifying cyclic ketones

#64
20090264682
2009-10-22

System and method for preparing cycloalkanone

#65
20090227814
2009-09-10

Method for producing cycloalkanol and/or cycloalkanone

#66
20090192335
2009-07-30

TEMPERATURE-CONTROL IN THE PERFORMANCE OF OXIDATION REACTIONS OF HYDROCARBONS

#67
20090180940
2009-07-16

HIGH SHEAR PROCESS FOR CYCLOHEXANOL PRODUCTION

#68
20090171118
2009-07-02

Preparing a compound comprising a combination of two crystal phases

#69
20090171117
2009-07-02

METHOD FOR PRODUCING A MULTI METAL OXIDE CATALYST, METHOD FOR PRODUCING UNSATURATED ALDEHYDES AND/OR CARBOXYLIC ACIDS AND BAND CALCINATION DEVICE

#70
20090148362
2009-06-11

Method for recovering tungsten

#71
20090131724
2009-05-21

Process for producing cycloalkanol and/or cycloalkanone

#72
20090114522
2009-05-07

Method of minimizing aldehyde-based impurities in a process stream

#73
20090076308
2009-03-19

Method for oxidizing saturated cyclic hydrocarbons by oxygen

#74
20090054692
2009-02-26

Process for preparing cyclohexanone and cyclohexanol

#75
20090036714
2009-02-05

Process for producing cycloalkanol and/or cycloalkanone

#76
20090023972
2009-01-22

Manganese oxides and their use in the oxidation of alkanes

#77
20090018367
2009-01-15

Process for preparing cyclohexanone and cyclohexanol

#78
20090005608
2009-01-01

High shear process for cyclohexanol production

#79
20080296145
2008-12-04

Method for Improving the Color Number

#80
20080269507
2008-10-30

Methods for oxidizing organic compounds

#81
20080255392
2008-10-16

Process for producing cycloalkanol and/or cycloalkanone

#82
20080253943
2008-10-16

Method for vapor phase catalytic oxidation

#83
20080234522
2008-09-25

Method for vapor phase catalytic oxidation

#84
20080228007
2008-09-18

Method for producing cycloalkanol and/or cycloalkanone

#85
20080228001
2008-09-18

Process for Producing (Meth)Acrylic Acid or (Meth)Acrolein

#86
20080216915
2008-09-11

Method for vapor phase catalytic oxidation

#87
20080177106
2008-07-24

Selective oxidation of alkanes and/or alkenes to valuable oxygenates

#88
20080139841
2008-06-12

Cobalt-catalyzed oxidations in volumetrically expanded liquids by compressed gases

#89
20080091044
2008-04-17

Oxidation catalyst and oxidation method

#90
20080076946
2008-03-27

PROCESS FOR PRODUCING CYCLOALKANOL AND/OR CYCLOALKANONE

#91
20080071109
2008-03-20

Process for producing (meth)acrolein or (meth)acrylic acid

#92
20080064902
2008-03-13

Method for the production of cyclohexanone

#93
20080045748
2008-02-21

Process for producing (meth)acrolein or (meth)acrylic acid

#94
20080045685
2008-02-21

Process for long-term operation of a continuous heterogeneously catalyzed partial dehydrogenation of a hydrocarbon to be dehydrogenated

#95
20080031788
2008-02-07

Process for converting a hydrocarbon to an oxygenate or a nitrile

#96
20080021239
2008-01-24

Process for Producing (Meth)Acrylic Acid or (Meth)Acrolein

#97
20080014127
2008-01-17

Pilot test method for multitubular reactor

#98
20070282140
2007-12-06

Ru-substituted polyoxometalates and process for their preparation

#99
20070276157
2007-11-29

Process for preparing acrolein or acrylic acid or a mixture thereof from propane

#100
20070270610
2007-11-22

Process for producing (meth)acrylic acid or (meth)acrolein

#101
20070225526
2007-09-27

Method for producing cycloalkanol and/or cycloalkanone

#102
20070213567
2007-09-13

Process For Producing Acrolein And/Or Acrylic Acid

#103
20070197847
2007-08-23

Ni catalysts and methods for alkane dehydrogenation

#104
20070197378
2007-08-23

Ni catalysts and methods for alkane dehydrogenation

#105
20070191665
2007-08-16

Ni catalysts and methods for alkane dehydrogenation

#106
20070173655
2007-07-26

Oxidation process

#107
20070167638
2007-07-19

Microchannel apparatus capable of separating phases and methods of using same

#108
20070149390
2007-06-28

Catalysts for alkane or alkene oxidation and ammoxidation

#109
20070142689
2007-06-21

Process for continuous heterogeneously catalyzed partial dehydrogenation of at least one hydrocarbon to be dehydrogenated

#110
20070142682
2007-06-21

Catalyst and gas phase method using such a catalyst

#111
20070123732
2007-05-31

Process for stably operating a continuous preparation process for obtaining acrolein or acrylic acid or a mixture thereof from propane

#112
20070118002
2007-05-24

Conversion of alkanes having at most 5 carbonatoms to alcohols and/or aldehydes using a platinum complex catalyst

#113
20070117998
2007-05-24

Process for preparing acrolein or acrylic acid or a mixture thereof from propane

#114
20070088092
2007-04-19

Process for preparing acrolein or acrylic acid or a mixture thereof from propane

#115
20070043238
2007-02-22

Process for production of (meth)acrylic acid of (meth)acrolein

#116
20070021632
2007-01-25

Gas-phase catalytic oxidation process and process for producing (METH) acrolein or (METH) acrylic acid

#117
20070021631
2007-01-25

Gas-phase catalytic oxidation process and process for producing (meth) acrolein or (meth) acrylic acid

#118
20070004944
2007-01-04

Process and catalyst for oxidation of hydrocarbons

#119
20070004584
2007-01-04

Catalyst for oxidation of alkane, process for preparing thereof and process for producing unsaturated oxygen-containing compound

#120
20060293539
2006-12-28

Oxidation of alkanes

#121
20060281629
2006-12-14

Catalyst comprising N-substituted cyclic imide compound and process for producing organic compound using the catalyst

#122
20060258529
2006-11-16

Process for preparing at least one target product by partial oxidation and/or ammoxidation of propylene

#123
20060235245
2006-10-19

Process for producing oxygen-bearing compound

#124
20060235088
2006-10-19

Selective oxidative conversion of methane to methanol, dimethyl ether and derived products

#125
20060224021
2006-10-05

Method for manufacturing cycloalkanol and/or cycloalkanone

#126
20060224020
2006-10-05

Method for manufacturing cycloalkanol and/or cycloalkanone

#127
20060222578
2006-10-05

Method of starting up a direct heating system for the flameless combustion of fuel and direct heating of a process fluid

#128
20060211890
2006-09-21

Method for reducing cyclohexenone content of a cyclohexenone-containing organic mixture

#129
20060211886
2006-09-21

Method for collecting (meth)acrolein or (meth)acrylic acid and collecting device for the same

#130
20060189829
2006-08-24

METHOD OF MINIMIZING ALDEHYDE BASED IMPURITIES IN A PROCESS STREAM

#131
20060183940
2006-08-17

Method and device for the two-step production of acrylic acid

#132
20060154995
2006-07-13

Method and apparatus for producing methanol with hydrocarbon recycling

#133
20060142620
2006-06-29

Process for oxidation of alkanes

#134
20060124441
2006-06-15

Process for reducing the aldehyde concentration in a mixture comprising cyclohexanone and one or more aldehydes

#135
20060111575
2006-05-25

Non-routine reactor shutdown method

#136
20060074258
2006-04-06

Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate

#137
20060058556
2006-03-16

Process for producing cycloalkanol and/or cycloalkanone

#138
20060041172
2006-02-23

Catalysts for cycloalkanes oxidation and decomposition of cycloalkyl hydroperoxide

#139
20060036100
2006-02-16

Catalyst comprising a cyclic imide compound and process for producing organic compounds using the catalyst

#140
20060020149
2006-01-26

Process for producing cycloalkanol and/or cycloalkanone

#141
20060004226
2006-01-05

Preparation of acrolein or acrylic acid or a mixture thereof from propane

#142
20050288532
2005-12-29

Oxidation method

#143
20050267313
2005-12-01

Process for producing (meth)acrolein or (meth)acrylic acid

#144
20050267312
2005-12-01

Process for producing (meth)acrolein or (meth)acrylic acid

#145
20050261522
2005-11-24

Process for the preparation of acrolein and/or acrylic acid

#146
20050209484
2005-09-22

Method of producing unsaturated aldehyde and/or unsaturated fatty acid

#147
20050187420
2005-08-25

Ni catalysts and methods for alkane dehydrogenation

#148
20050148793
2005-07-07

Method of vapor phase catalytic oxidation using multitubular reactor

#149
20050137271
2005-06-23

Process for the catalytic oxidation of hydrocarbons

#150
20050131254
2005-06-16

Multitube reactor, vapor phase catalytic oxidation method using the multitube reactor, and start up method applied to the multitube reactor

#151
20050119515
2005-06-02

Partial dehydrogenation method using continuous heterogeneous catalysis

#152
20050096486
2005-05-05

Process for oxidation of cyclohexane

#153
20050090702
2005-04-28

Ni catalysts and methods for alkane dehydrogenation

#154
20050070742
2005-03-31

Process for producing cycloalkanol and/or cycloalkanone

#155
20050032918
2005-02-10

Operation of a continuous heterogeneously catalyzed gas phase partial oxidation of at least one organic compound

#156
20050020861
2005-01-27

Catalytic oxidation process

#157
20050020852
2005-01-27

Process for producing (meth)acrylic acid compound