ClassID:

34583

B01J2523/41 - CPC Classification

Classification description:

Constitutive chemical elements of heterogeneous catalysts of Group IV (IVA or IVB) of the Periodic Table Silicon

Recent Application in this class:
#1
20250281909
2025-09-11

CATALYSTS FOR OXIDIZING COKE IN A LOW OXYGEN ENVIRONMENT

#2
20250179374
2025-06-05

FLUID CATALYTIC CRACKING PROCESS

#3
20250129106
2025-04-24

Use of Chlorine-Free Catalyst in the Preparation of Diisopropylaminosilane

#4
20250041835
2025-02-06

A CATALYST FOR THE CONVERSION OF CO2-RICH SYNGAS TO METHANOL AND CONVENTIONAL SYNGAS TO DIMETHYL ETHER

#5
20240390878
2024-11-28

GRAIN BOUNDARY AND SURFACE-DOPED RARE EARTH MANGANESE-ZIRCONIUM COMPOSITE COMPOUND AND PREPARATION METHOD AND USE THEREOF

#6
20240368059
2024-11-07

PROCESS FOR RECOVERING PROPYLENE

#7
20240299924
2024-09-12

Catalyst for Methane Reforming, and Preparation Method Therefor

#8
20230398530
2023-12-14

WATER-SPLITTING HYDROGEN PRODUCTION PHOTOCATALYST INCLUDING SPATIALLY SEPARATED COCATALYST AND METHOD FOR PRODUCING SAME

#9
20230364539
2023-11-16

COMPOSITE FOR AIR PURIFICATION, METHOD OF MANUFACTURING THE SAME, AND FILTER INCLUDING THE SAME

#10
20230174714
2023-06-08

Supported catalyst used for synthesizing polyether amine, preparation method, and application

#11
20230074054
2023-03-09

INHIBITION-FREE LOW-TEMPERATURE ENGINE EXHAUST OXIDATION CATALYST

#12
20220305479
2022-09-29

Preparation method for propylene epoxidation catalyst and use thereof

#13
20210188740
2021-06-24

CATALYSTS FOR SINGLE STEP DOUBLE DEHYDROGENATION OF BUTADIENE FROM N-BUTANE

#14
20200223703
2020-07-16

Process for producing liquid polysilanes and isomer enriched higher silanes

#15
20200188884
2020-06-18

Ammonia-free synthesis for Al or Si based multimetallic materials

#16
20200115239
2020-04-16

Process for producing liquid polysilanes and isomer enriched higher silanes

#17
20190388881
2019-12-26

Process of preparing catalyst; platinum-tin on zinc aluminate-calcium aluminate-zeolite catalyst for selective light alkane dehydrogenation

#18
20190160428
2019-05-30

Supported catalyst, monolithic selective catalytic reduction (SCR) catalyst, preparation method therefor, and method for nitrogen oxides removal

#19
20190151835
2019-05-23

Catalyst, acrylic acid production method, and catalyst production method

#20
20190015781
2019-01-17

Diesel oxidation catalyst comprising platinum group metal nanoparticles

#21
20190009255
2019-01-10

Core-shell structure supported tungsten composite catalyst and preparation method and use thereof

#22
20190002372
2019-01-03

Catalyst and hydrocarbon conversion process utilizing the catalyst

#23
20180369789
2018-12-27

Cluster supported catalyst and method for producing same

#24
20180290126
2018-10-11

Catalyst for oxidative dehydrogenation and method of preparing the same

#25
20180280932
2018-10-04

Powdered titanium oxide, method for the production thereof, and use thereof

#26
20180200694
2018-07-19

Mesoporous mixed oxide catalyst comprising silicon

#27
20180105542
2018-04-19

Method of producing organohalosilanes

#28
20180065916
2018-03-08

Catalyst for fixed bed aniline rectification residue recycling and preparation method

#29
20180057422
2018-03-01

Reactivating propane dehydrogenation catalyst

#30
20180021724
2018-01-25

Coated articles having high kNOx/kSOx ratios for selective catalytic reduction

#31
20170001925
2017-01-05

Propylene production using a mesoporous silica foam metathesis catalyst

#32
20130245337
2013-09-19

Hydrogenation catalysts prepared from polyoxometalate precursors and process for using same to produce ethanol while minimizing diethyl ether formation

#33
20130245335
2013-09-19

Acetic acid hydrogenation over a group VIII metal calcined catalyst having a secondary promoter

#34
20130178668
2013-07-11

Multifunctional hydrogenation catalysts

#35
20130178667
2013-07-11

Processes for Making Catalysts

#36
20130178666
2013-07-11

Processes for making catalysts with metal halide precursors

#37
20130178665
2013-07-11

Processes for making catalysts with acidic precursors

#38
20130178664
2013-07-11

Hydrogenation catalysts

#39
20130178663
2013-07-11

COBALT-CONTAINING HYDROGENATION CATALYSTS AND PROCESSES FOR MAKING SAME

#40
20130178662
2013-07-11

Modified catalyst supports

#41
20130178661
2013-07-11

Hydrogenation catalysts with cobalt-modified supports

#42
20130165701
2013-06-27

Catalysts having promoter metals and process for producing ethanol

#43
20130165700
2013-06-27

Catalysts comprising secondary noble metals and process for producing ethanol

#44
20130072735
2013-03-21

Promoted solid phosphoric acid catalysts and methods of use

#45
20130072710
2013-03-21

Mixed metal oxide catalysts

#46
20130066100
2013-03-14

PROCESS FOR PREPARING CATALYST USED IN PRODUCTION OF UNSATURATED ALDEHYDE AND/OR UNSATURATED CARBOXYLIC ACID BY DEHYDRATION REACTION OF GLYCERIN, AND CATALYST OBTAINED

#47
20130053596
2013-02-28

Mixed catalyst

#48
20130053595
2013-02-28

CATALYST AND PROCESS FOR PREPARING ACROLEIN AND/OR ACRYLIC ACID BY DEHYDRATION REACTION OF GLYCERIN

#49
20130023699
2013-01-24

Mo-, Bi- and Fe-comprising multimetal oxide compositions

#50
20130006009
2013-01-03

Process for continuously producing geometric shaped catalyst bodies K

#51
20120328500
2012-12-27

HIGHLY ACIDIC COMPOSITIONS COMPRISING ZIRCONIUM AND SILICON OXIDES AND AN OXIDE OF AT LEAST ONE OTHER ELEMENT SELECTED FROM AMONG TITANIUM, ALUMINUM, TUNGSTEN, MOLYBDENUM, CERIUM, IRON, TIN, ZINC, AND MANGANESE

#52
20120302438
2012-11-29

Complex oxide, method for producing same and exhaust gas purifying catalyst

#53
20120296108
2012-11-22

PROCESS FOR PRODUCING GEOMETRIC SHAPED CATALYST BODIES

#54
20120295957
2012-11-22

Prevention of tissue ischemia and related compositions

#55
20120295956
2012-11-22

Prevention of tissue ischemia and related methods

#56
20120289743
2012-11-15

Catalysts for producing acrylic acids and acrylates

#57
20120283459
2012-11-08

Metaloxide—ZrO2 catalysts for the esterification and transesterification of free fatty acids and triglycerides to obtain bio-diesel

#58
20120261311
2012-10-18

Mixed oxides of transition metals, hydrotreatment catalysts obtained therefrom, and preparation process comprising sol-gel processes

#59
20120209034
2012-08-16

Process for producing ethanol over catalysts containing platinum and palladium

#60
20120164047
2012-06-28

Catalyst promoters in vanadium-free mobile catalyst

#61
20120149548
2012-06-14

PROCESS FOR THE PREPARATION OF A CATALYTIC SPECIE USING ELECTRO-DEPOSITION

#62
20120130137
2012-05-24

PRODUCTION PROCESS OF CONJUGATED DIENE

#63
20120122672
2012-05-17

Exhaust gas-purifying catalyst

#64
20120078026
2012-03-29

Method for production of conjugated diolefin

#65
20120039775
2012-02-16

Catalyst-coated support, method for producing the same, reactor comprising the same and use thereof

#66
20120039758
2012-02-16

Catalyst for removing nitrogen oxides

#67
20120027666
2012-02-02

Polyoxometalate water oxidation catalysts and methods of use thereof

#68
20120022174
2012-01-26

FISCHER-TROPSCH SYNTHESIS CATALYST, PREPARATION AND APPLICATION THEREOF

#69
20120010453
2012-01-12

Olefin production process

#70
20120004440
2012-01-05

Process for producing compounds comprising nitrile functions

#71
20110301024
2011-12-08

Process for the preparation of fischer-tropsche catalysts and their use

#72
20110301022
2011-12-08

Process for preparing copper-based catalyst, copper-based catalyst, and pretreatment method of the same

#73
20110287928
2011-11-24

Low level noble metal-supporting three-way catalyst

#74
20110263891
2011-10-27

Catalyst for gas phase hydrogenation of carboxylic acids having a support modified with a reducible metal oxide

#75
20110230691
2011-09-22

Lacunary Keggin type heteropolyanion based on tungsten for hydrocracking

#76
20110178334
2011-07-21

Fixed-bed reactor and process for producing acrylic acid using the reactor

#77
20110178331
2011-07-21

Oxide catalyst, process for producing acrolein or acrylic acid and process for producing water-absorbent resin

#78
20110139684
2011-06-16

Catalyst composition for reducing gasoline sulfur content in catalytic cracking process

#79
20110130596
2011-06-02

Process for preparing (meth)acrolein by heterogeneously catalyzed gas phase partial oxidation

#80
20110112325
2011-05-12

CATALYST FOR PRODUCING ACROLEIN AND/OR ACRYLIC ACID AND PROCESS FOR PRODUCING ACROLEIN AND/OR ACRYLIC ACID USING THE CATALYST

#81
20110092734
2011-04-21

Method for the production of nanocrystalline bismuth-molybdenum mixed oxide

#82
20110040131
2011-02-17

Method of producing propylene glycol

#83
20110028309
2011-02-03

Slurry for production of denitration catalyst, process for producing the slurry, process for producing denitration catalyst using the slurry, and denitration catalyst produced by the process

#84
20110017953
2011-01-27

Process for the preparation of a catalytic specie using electro-deposition

#85
20110015062
2011-01-20

COBALT/ZIRCONIUM-PHOSPHORUS/SILICA CATALYST FOR FISCHER-TROPSCH SYNTHESIS AND METHOD OF PREPARING THE SAME

#86
20100312032
2010-12-09

Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same

#87
20100311575
2010-12-09

Exhaust gas purifying catalyst

#88
20100298604
2010-11-25

Process for producing aliphatic carboxylic acid amide

#89
20100286432
2010-11-11

Process for producing oxide catalysts

#90
20100274041
2010-10-28

Method for preparing a carbamate, a catalyst applied in the method, a method for preparing the catalyst and use thereof

#91
20100247411
2010-09-30

HIGHLY ACIDIC COMPOSITIONS COMPRISING ZIRCONIUM OXIDE, TITANIUM OXIDE AND TUNGSTEN OXIDE AND TREATMENT OF EXHAUST GASES THEREWITH

#92
20100247407
2010-09-30

HIGHLY ACIDIC COMPOSITIONS COMPRISING ZIRCONIUM AND SILICON OXIDES AND AN OXIDE OF AT LEAST ONE OTHER ELEMENT SELECTED FROM AMONG TITANIUM, ALUMINUM, TUNGSTEN, MOLYBDENUM, CERIUM, IRON, TIN, ZINC, AND MANGANESE

#93
20100234639
2010-09-16

Method for producing palladium-containing catalyst

#94
20100230642
2010-09-16

Catalyst for preparing carbon nanotube comprising multi-component support materials containing amorphous silicon particles and the bulk scale preparation of carbon nanotube using the same

#95
20100209324
2010-08-19

Catalyst promoters in vanadium-free mobile catalyst

#96
20100209323
2010-08-19

Mobile DeNOcatalyst

#97
20100207069
2010-08-19

Catalyst for catalytic partial oxidation of hydrocarbon and process for producing synthesis gas

#98
20100197489
2010-08-05

METHOD OF CHARGING CATALYST TUBES OF A BUNDLE OF CATALYST TUBES IN A STRUCTURED FASHION

#99
20100197485
2010-08-05

Catalysts for making ethanol from acetic acid

#100
20100167053
2010-07-01

Catalyst composition for preparing carbon nanotube

#101
20100152475
2010-06-17

Process for continuously producing geometric shaped catalyst bodies K

#102
20100121114
2010-05-13

Tunable catalyst gas phase hydrogenation of carboxylic acids

#103
20100113843
2010-05-06

Process of producing monohydric alcohols from monocarboxylic acids or derivatives thereof

#104
20100113259
2010-05-06

Single-walled carbon nanotube catalyst

#105
20100092467
2010-04-15

Prevention of tissue ischemia, related methods and compositions

#106
20100086472
2010-04-08

Single-walled carbon nanotube catalysts and method for preparing same

#107
20100069660
2010-03-18

Process for producing geometric shaped catalyst bodies

#108
20100069659
2010-03-18

Process for producing geometric shaped catalyst bodies

#109
20100010238
2010-01-14

Process for producing a ringlike oxidic shaped body

#110
20090298681
2009-12-03

Stable ferrous-ferric nitrate solutions for fischer-tropsch catalyst preparation

#111
20090298678
2009-12-03

STRENGTHENING IRON FISCHER-TROPSCH CATALYST BY CO-FEEDING IRON NITRATE AND PRECIPITATING AGENT OR SEPARATELY PRECIPITATING FROM FERROUS NITRATE AND FERRIC NITRATE SOLUTIONS

#112
20090292139
2009-11-26

Catalyst composition and use thereof in ethane oxidation

#113
20090286679
2009-11-19

SINGLE-WALLED CARBON NANOTUBE CATALYST

#114
20090283419
2009-11-19

Catalyst Consisting of a Solid Support, an Oxide and a Metal Active Phase Which is Grafted on the Oxide, a Method for the Preparation and the Use Thereof

#115
20090264286
2009-10-22

Production process of composite metal oxide

#116
20090263303
2009-10-22

Purification Device and Method for Purifying a Fluid Stream

#117
20090234149
2009-09-17

Catalyst for synthesizing acrylonitrile and process for producing acrylonitrile

#118
20090221843
2009-09-03

Catalyst for producing acrylonitrile and process for producing acrylonitrile

#119
20090198081
2009-08-06

PROCESS FOR THE AMMOXIDATION OF PROPANE AND ISOBUTANE

#120
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

#121
20090131249
2009-05-21

Catalyst carrier and exhaust gas purification catalyst

#122
20090112011
2009-04-30

Hydroconversion process employing multi-metallic catalysts and method for making thereof

#123
20090112010
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#124
20090111686
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#125
20090111685
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#126
20090111683
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#127
20090111682
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#128
20090107889
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#129
20090107886
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#130
20090107883
2009-04-30

Hydroconversion processes employing multi-metallic catalysts and method for making thereof

#131
20090081511
2009-03-26

Electrode Catalyst for Fuel Cell

#132
20090069586
2009-03-12

METHOD FOR PRODUCING FATTY ACID ALKYL ESTERS AND/OR GLYCERIN

#133
20090031712
2009-02-05

Catalysts with slow, passive release of alkali ions

#134
20090030230
2009-01-29

Mixed oxide catalysts for the catalytic gas-phase oxidation of olefins and processes for producing them

#135
20090030224
2009-01-29

Process for producing metal oxide catalyst

#136
20080317656
2008-12-25

Process of catalytic ammoxidation for hydrogen cyanide production

#137
20080312477
2008-12-18

Process for charging a reactor with a fixed catalyst bed which comprises at least annular shaped catalyst bodies K

#138
20080286186
2008-11-20

Composite oxide catalyst and method of producing the same

#139
20080286176
2008-11-20

Catalyst-coated support, method for producing the same, reactor comprising the same and use thereof

#140
20080269521
2008-10-30

Process for starting-up a heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid or of methacrolein to methacrylic acid

#141
20080269045
2008-10-30

PRODUCTION OF LOWER MOLECULAR WEIGHT HYDROCARBONS

#142
20080262114
2008-10-23

FISCHER-TROPSCH CATALYST SUPPORT AND CATALYST

#143
20080260628
2008-10-23

Ni-based catalyst for tri-reforming of methane and its catalysis application for the production of syngas

#144
20080255374
2008-10-16

Process for charging a longitudinal section of a catalyst tube

#145
20080253943
2008-10-16

Method for vapor phase catalytic oxidation

#146
20080247917
2008-10-09

Catalyst for removing nitrogen oxides

#147
20080242815
2008-10-02

Oxide catalyst, process for producing acrolein or acrylic acid and process for producing water absorbent resin

#148
20080234522
2008-09-25

Method for vapor phase catalytic oxidation

#149
20080234513
2008-09-25

Oxide catalyst for oxidation or ammoxidation

#150
20080228001
2008-09-18

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

#151
20080216915
2008-09-11

Method for vapor phase catalytic oxidation

#152
20080214880
2008-09-04

Process for dehydrating glycerol to acrolein

#153
20080177117
2008-07-24

Integrated catalytic process for converting alkanes to alkenes and catalysts useful for same

#154
20080177105
2008-07-24

Process for preparing shaped catalyst bodies whose active composition is a multielement oxide

#155
20080176070
2008-07-24

CARBON FIBER AND CATALYST FOR MANUFACTURE OF CARBON FIBER

#156
20080175787
2008-07-24

SINGLE-WALLED CARBON NANOTUBE CATALYSTS AND METHODS FOR PREPARING SAME

#157
20080152560
2008-06-26

Titanium oxide, catalyst for treating exhaust gas and method for purifying exhaust gas

#158
20080139844
2008-06-12

Method Of Preparing Acrylic Acid From Propane In The Absence

#159
20080119667
2008-05-22

Composite oxide catalyst and method of producing the same

#160
20080107583
2008-05-08

Composite oxide catalyst and method of producing the same

#161
20080072705
2008-03-27

Inorganic material that has metal nanoparticles that are trapped in a mesostructured matrix

#162
20080071109
2008-03-20

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

#163
20080064590
2008-03-13

Activated mixed metal oxide oxidation catalysts

#164
20080038174
2008-02-14

Nitrogen oxide removal catalyst system and nitrogen oxide removal method

#165
20080014127
2008-01-17

Pilot test method for multitubular reactor

#166
20080004468
2008-01-03

Process for the preparation of acrylic acid comprising a partial oxidation of propane to propylene

#167
20080004462
2008-01-03

Catalyst for the Preparation of Fumaronitrile and/or Maleonitrile

#168
20080004173
2008-01-03

Process for regenerating catalyst

#169
20070293392
2007-12-20

Porous sintered body, method of manufacturing porous sintered body, and method of manufacturing exhaust gas purifying apparatus

#170
20070270610
2007-11-22

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

#171
20070249495
2007-10-25

Catalyst composition for reducing gasoline sulfur content in catalytic cracking process

#172
20070203315
2007-08-30

Porous mullite bodies and methods of forming them

#173
20070203022
2007-08-30

Metal Oxide Catalyst And Method For The Preparation Thereof

#174
20070161824
2007-07-12

Method for producing alcohol and/or ketone

#175
20070161507
2007-07-12

Ceramic wash-coat for catalyst support

#176
20070155988
2007-07-05

Process for heterogeneously catalyzed gas phase partial oxidation of at least one organic starting compound

#177
20070149808
2007-06-28

Process for heterogeneously catalyzed partial gas phase oxidation of propylene to acrylic acid

#178
20070149807
2007-06-28

Process for heterogeneously catalyzed partial gas phase oxidation of propylene to acrylic acid

#179
20070142224
2007-06-21

DeNOx catalyst preparation method

#180
20070123730
2007-05-31

Catalyst composition without antimony or molybdenum for ammoxidation of alkanes, a process of making and a process of using thereof

#181
20070123417
2007-05-31

FCC additive for partial and full burn NOx control

#182
20070083073
2007-04-12

Catalyst and method for converting low molecular weight paraffinic hydrocarbons into alkenes and organic compounds with carbon numbers of 2 or more

#183
20070066480
2007-03-22

METHOD OF PREPARING COMPOUNDS USING CAVITATION AND COMPOUNDS FORMED THEREFROM

#184
20070043238
2007-02-22

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

#185
20070032377
2007-02-08

Process for preparing shaped catalyst bodies whose active composition is a multielement oxide

#186
20070027338
2007-02-01

Method for manufacture of esters by transesterification

#187
20070027031
2007-02-01

Catalyst material comprising transition metal oxide

#188
20070021294
2007-01-25

Exhaust gas-purifying catalyst

#189
20070012183
2007-01-18

Method and apparatus for the continuous preparation of porous materials and mixed metal oxides using continuous stirred reactors

#190
20060252954
2006-11-09

Oxide catalyst for oxidation or ammoxidation

#191
20060241310
2006-10-26

V-P-Si composite oxide catalyst precursor used for producing maleic anhydride from butance

#192
20060217264
2006-09-28

Catalyst composition and use thereof in ethane oxidation

#193
20060199730
2006-09-07

Composition and method for improving density and hardness of fluid bed catalysts

#194
20060197265
2006-09-07

Porous mullite bodies and methods of forming them

#195
20060194693
2006-08-31

Catalyst for acrylonitrile synthesis

#196
20060183941
2006-08-17

Process for the production of acrylic acid from propane

#197
20060128989
2006-06-15

Method for the production of acrylic acid from propane, in the presence of molecular oxygen

#198
20060046929
2006-03-02

Zr02-base catalyst carrier and method for the production thereof

#199
20060045825
2006-03-02

Method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion

#200
20060040824
2006-02-23

Nitrogen oxides-removing material and device

#201
20060036111
2006-02-16

Catalyst for synthesis of unsaturated aldehyde, production process for said catalyst, and production process for unsaturated aldehyde using said catalyst

#202
20060004225
2006-01-05

Method for the production of acrylic acid from propane, in the absence of molecular oxygen

#203
20050261521
2005-11-24

Method for producing composite oxide catalyst

#204
20050261520
2005-11-24

Process for producing catalyst for production of unsaturated carboxylic acid

#205
20050261383
2005-11-24

Syngas catalysts and their method of use

#206
20050240033
2005-10-27

Hydrogenation catalyst, preparation thereof, and method for the preparation of gamma-butyrolactone from maleic anhydride using the catalyst

#207
20050209484
2005-09-22

Method of producing unsaturated aldehyde and/or unsaturated fatty acid

#208
20050209479
2005-09-22

Method for enhancing the productivity of vanadium antimony oxide catalysts

#209
20050209458
2005-09-22

Catalyst for synthesis of 2- and 4-picolines

#210
20050205465
2005-09-22

NOx reduction compositions for use in FCC processes

#211
20050165253
2005-07-28

Process for producing catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid

#212
20050161373
2005-07-28

Method for packing solid catalyst

#213
20050159620
2005-07-21

Catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid, and process for its production

#214
20050153835
2005-07-14

Modification catalyst composition

#215
20050137082
2005-06-23

Catalyst for removing nitrogen oxides

#216
20050131254
2005-06-16

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

#217
20050131253
2005-06-16

Process for producing composite oxide catalyst

#218
20050119515
2005-06-02

Partial dehydrogenation method using continuous heterogeneous catalysis

#219
20050096487
2005-05-05

Long-term operation of a heterogeneously catalyzed gas phase partial oxidation of propene to acrolein

#220
20050065371
2005-03-24

Preparation of annular unsupported catalysts

#221
20050054880
2005-03-10

Method for producing acrylic acid from propane in the absence of molecular oxygen

#222
20050033093
2005-02-10

Composite oxide catalyst and method for preparation thereof

#223
20050032627
2005-02-10

Method for producing toluol derivatives

#224
18967141
2025-04-29

Method for generating hydrogen using BiO@SiOnanocomposite catalyst