ClassID:

85988

C01G49/06 - CPC Classification

Classification description:

Compounds of iron; Oxides; Hydroxides Ferric oxide (FeO)

Recent Application in this class:
#1
20260103387
2026-04-16

FIBER-REINFORCED DOUBLE-NETWORK AEROGEL COMPOSITE ARTICLES AND METHODS OF MANUFACTURE

#2
20260048984
2026-02-19

SYSTEMS AND METHODS FOR ACCELERATING PRODUCTION OF HYDROGEN FROM SERPENTINIZATION OF MAFIC OR ULTRAMAFIC ROCK

#3
20250388512
2025-12-25

HIGH EFFICIENCY ACID-BASE LEACHING METHODS AND SYSTEMS

#4
20250388479
2025-12-25

FIBER-REINFORCED DOUBLE-NETWORK AEROGEL COMPOSITE ARTICLES AND METHODS OF MANUFACTURE

#5
20250369069
2025-12-04

METHOD FOR PRODUCING REDUCED FORM OF METAL OXIDES

#6
20250326657
2025-10-23

IRON-BASED NANOPARTICLES AND METHODS OF PROCESSING

#7
20250282633
2025-09-11

SEQUENTIAL HYDROMETALURGICAL RECOVERY OF METAL VALUES WITH SEQUESTERED CARBON

#8
20250270361
2025-08-28

CHIRAL METAL OXIDE NANOSTRUCTURE, AND METHOD FOR PRODUCING SAME

#9
20250178921
2025-06-05

METHODS FOR SEEDED PARTICLE GROWTH AND PREPARATION

#10
20250109511
2025-04-03

Method for directly preparing trivalent chromium compound by electrochemical oxidation of ferrochrome

#11
20250042765
2025-02-06

METHOD FOR TREATING A SURFACE CONTAMINATED WITH PSEUDOMONAS AERUGINOSA

#12
20250042764
2025-02-06

PROCESS FOR THE REFINING OF IRON OXIDES, IRON OXIDES RESULTING THEREOF AND THEIR USE

#13
20240408581
2024-12-12

Autoclave method for making ferric oxide

#14
20240400408
2024-12-05

Sodium Ion Battery Cathode Material, and a Preparation Method and Application therefor

#15
20240375089
2024-11-14

Method for forming ferric oxide microparticles

#16
20240375088
2024-11-14

Ferric oxide synthesis method

#17
20240368730
2024-11-07

METHOD FOR LEACHING COPPER USING PRESSURE LEACHING TECHNIQUE

#18
20240294393
2024-09-05

PLATE-SHAPED IRON OXIDE PARTICLES AND METHOD FOR PRODUCING IRON OXIDE PARTICLES

#19
20240271247
2024-08-15

PREPARATION OF RARE EARTH METALS AND OTHER CHEMICALS FROM INDUSTRIAL WASTE COAL ASH

#20
20240264546
2024-08-08

FERRITE PARTICLE, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, ELECTROPHOTOGRAPHIC DEVELOPER, AND METHOD FOR PRODUCING FERRITE PARTICLE

#21
20240246065
2024-07-25

Method for reducing a nitro compound to an amine compound

#22
20240246064
2024-07-25

Method for reducing nitrogenous phenols

#23
20240226855
2024-07-11

Catalytic reduction of a nitro compound to an amine compound

#24
20240034639
2024-02-01

Nickel-iron wet treatment method and application thereof

#25
20240018011
2024-01-18

Method for treating a biologically contaminated surface

#26
20240002780
2024-01-04

ALL-SCALE SELF-ASSEMBLY AND PRECISE POSITIONING OF SUPRAPARTICLES

#27
20230331582
2023-10-19

Method for treating a biofilm

#28
20230312364
2023-10-05

PROCESSING OF TITANIFEROUS ORES AND MINERALS

#29
20230287421
2023-09-14

MAGNETIC INORGANIC IRON-BASED NANOPARTICLES

#30
20230202862
2023-06-29

Method for making iron oxide pharmaceutical composition

#31
20230201808
2023-06-29

Method for treating an ammonium salt

#32
20230201807
2023-06-29

Methods for catalytically reducing a nitro compound

#33
20220411302
2022-12-29

Process for treating acid mine drainage

#34
20220386620
2022-12-08

Green method of preparing iron oxide nanoparticles using herbal mixture

#35
20220375663
2022-11-24

IRON-BASED OXIDE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME

#36
20220349652
2022-11-03

APPARATUS FOR PRODUCING INORGANIC SPHEROIDIZED PARTICLES AND METHOD FOR PRODUCING INORGANIC SPHEROIDIZED PARTICLES

#37
20220341666
2022-10-27

Burner for producing inorganic spheroidized particles, apparatus for producing inorganic spheroidized particles, and method for producing inorganic spheroidized particles

#38
20220340444
2022-10-27

FERRITE POWDER, FERRITE RESIN COMPOSITE MATERIAL, AND ELECTROMAGNETIC SHIELDING MATERIAL, ELECTRONIC MATERIAL, OR ELECTRONIC COMPONENT

#39
20220212949
2022-07-07

Black powder catalyst for hydrogen production via dry reforming

#40
20220195559
2022-06-23

Preparation of rare earth metals and other chemicals from industrial waste coal ash

#41
20220177323
2022-06-09

Method for simultaneously preparing iron oxide red pigment and aromatic amine

#42
20220163082
2022-05-26

Iron oxide powder for brake friction material

#43
20220162449
2022-05-26

DEEP BLUISH-BLACK EFFECT PIGMENTS

#44
20220162089
2022-05-26

SUBSTITUTED EPSILON-IRON OXIDE MAGNETIC PARTICLE POWDER, PRODUCTION METHOD FOR SUBSTITUTED EPSILON-IRON OXIDE MAGNETIC PARTICLE POWDER, GREEN COMPACT, PRODUCTION METHOD FOR GREEN COMPACT, AND ELECTROMAGNETIC WAVE ABSORBER

#45
20220155702
2022-05-19

Ferrite particles, electrophotographic developer carrier core material, electrophotographic developer carrier, and electrophotographic developer

#46
20220155701
2022-05-19

FERRITE PARTICLES, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER CORE MATERIAL, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER, AND ELECTROPHOTOGRAPHIC DEVELOPER

#47
20220112090
2022-04-14

SILICON COATED METAL MICROPARTICLES, SILICON COMPOUND COATED METAL MICROPARTICLES, AND PRODUCTION METHOD THEREOF

#48
20220111360
2022-04-14

A METHOD FOR PREPARING A CATALYST FOR INFERIOR RESIDUAL OIL SUSPENDED BED HYDROCRACKING

#49
20220093295
2022-03-24

MAGNETIC BEADS, METHOD OF MAKING AND METHOD OF USE THEREOF

#50
20220089455
2022-03-24

METHOD FOR PRODUCING NANOPARTICLE HAVING METAL PARTICLE WHICH CONTAINS IRON OXIDE TO WHICH ONE OR MORE HYDROPHILIC LIGANDS ARE COORDINATION BONDED

#51
20220081319
2022-03-17

IRON-BASED OXIDE MAGNETIC POWDER AND PRODUCTION METHOD THEREFOR

#52
20220073366
2022-03-10

Process for producing haematite pigments

#53
20220055914
2022-02-24

METHOD FOR PREPARING FLAKY IRON OXIDE

#54
20220005634
2022-01-06

Magnetic powder, manufacturing method of magnetic powder, and magnetic recording medium

#55
20210407715
2021-12-30

Magnetoplumbite-type hexagonal ferrite powder, radio wave absorber, and method of controlling resonance frequency of magnetoplumbite-type hexagonal ferrite powder

#56
20210327621
2021-10-21

Iron oxide magnetic particles

#57
20210317005
2021-10-14

Method for producing iron oxide magnetic particles, and iron oxide magnetic materials prepared thereby

#58
20210317004
2021-10-14

Hydrogen-selective oxygen carrier materials and methods of use

#59
20210300779
2021-09-30

Iron based oxide magnetic powder and method for producing same

#60
20210287714
2021-09-16

Method of producing a magnetic powder and method of producing a magnetic recording medium

#61
20210252525
2021-08-19

Use Of Polyols For Improving A Process For Reverse Froth Flotation Of Iron Ore

#62
20210245146
2021-08-12

Methods of producing hydrogen-selective oxygen carrier materials

#63
20210241950
2021-08-05

Iron oxide magnetic powder and manufacturing method therefor

#64
20210205779
2021-07-08

PROCESS FOR URANIUM REMOVAL FROM NEAR NEUTRAL AQUEOUS SOLUTIONS BY FRESHLY PREPARED FINE FERRIHYDRITE GENERATED DURING ULTRASONIC ASSISTED CORROSION OF MILD STEEL WOOL

#65
20210163311
2021-06-03

Method for preparing an aqueous dispersion of metal oxide particles

#66
20210154736
2021-05-27

SILICON COMPOUND-COATED METAL PARTICLES

#67
20210113941
2021-04-22

Filtration Device and Method

#68
20200354230
2020-11-12

METHOD FOR PREPARING FLAKY IRON OXIDE

#69
20200354215
2020-11-12

Water-Gas Shift Catalyst

#70
20200299515
2020-09-24

Preparation of red iron oxide pigment

#71
20200299145
2020-09-24

Method for aluminum-enhanced dealkalization of red mud and separation and recovery of aluminum and iron

#72
20200279582
2020-09-03

Magnetic recording medium, manufacturing method of ϵ-type iron oxide particles, and manufacturing method of magnetic recording medium

#73
20200265977
2020-08-20

Electromagnetic wave absorbing composition and electromagnetic wave absorbing body

#74
20200243231
2020-07-30

COMPOSITE MAGNETIC MATERIAL, MAGNET COMPRISING THE MATERIAL, MOTOR USING THE MAGNET, AND METHOD OF MANUFACTURING THE COMPOSITE MAGNETIC MATERIAL

#75
20200239327
2020-07-30

Friction material

#76
20200231438
2020-07-23

Method for producing nanoparticles from a liquid mixture

#77
20200231437
2020-07-23

Ultraviolet and/or near-infrared blocking agent composition for transparent material

#78
20200224302
2020-07-16

Method for manufacturing soft magnetic member

#79
20200157653
2020-05-21

Extraction of iron (III) oxide from different iron-containing ores

#80
20200155682
2020-05-21

PROCESS FOR MAKING IRON OXIDE NANOPARTICLE PREPARATIONS FOR CANCER HYPERTHERMIA

#81
20200141014
2020-05-07

METHOD FOR THE OXIDATION AND HYDROTHERMAL DISSOCIATION OF METAL CHLORIDES FOR THE SEPARATION OF METALS AND HYDROCHLORIC ACID

#82
20200102222
2020-04-02

Yolk-shell-structured material, anode material, anode, and battery

#83
20200087151
2020-03-19

Method of Forming Yolk-Shell-Structured Material

#84
20200071188
2020-03-05

Powder of β-iron oxyhydroxide-based compound, β-iron oxyhydroxide-based compound sol, manufacturing method of powder of ϵ-iron oxide-based compound, and manufacturing method of magnetic recording medium

#85
20200008328
2020-01-02

ELECTROMAGNETIC-WAVE ABSORBING SHEET

#86
20200003268
2020-01-02

Iron oxide powder for brake friction material

#87
20190366305
2019-12-05

Morphologically controlled synthesis of ferric oxide nano/micro particles

#88
20190299193
2019-10-03

Method of preparing catalyst for oxidative dehydrogenation and method of performing oxidative dehydrogenation using catalyst

#89
20190275493
2019-09-12

Mixing reactor and related process

#90
20190233302
2019-08-01

Method of recovering iron from zinc sulphate solution

#91
20190228889
2019-07-25

Epsilon-type iron oxide magnetic particles and method for producing the same, magnetic powder, magnetic coating material and magnetic recording medium containing magnetic particles

#92
20190217384
2019-07-18

Silicon compound-coated metal particles

#93
20190211209
2019-07-11

Method for producing oxide particles with controlled color characteristics

#94
20190210104
2019-07-11

Iron powder, silicon oxide coated iron powder,, molded article for inductor, and inductor

#95
20190185391
2019-06-20

Graphene/metal or metalloid core-shell composite and manufacturing method thereof

#96
20190153562
2019-05-23

Preparation of rare earth metals and other chemicals from industrial waste coal ash

#97
20190144681
2019-05-16

Method of producing silicon compound coated oxide particles, silicon compound coated oxide particles, and silicon compound coated oxide composition containing the same

#98
20190143289
2019-05-16

Phase transfer for the preparation of stable nano-scale organosols

#99
20190139685
2019-05-09

Method of synthesizing magnetite/maghemite core/shell nanoparticles

#100
20190135654
2019-05-09

Oxide particles with controlled color characteristics, and coating composition or film-like composition containing said oxide particles

#101
20190119125
2019-04-25

PREPARATION OF RED IRON OXIDE PIGMENT

#102
20190097227
2019-03-28

Annealing method and nitrogen-doped metal oxide structure

#103
20190096551
2019-03-28

Core-shell particle, fired product of core-shell particle, manufacturing method of core-shell particle, epsilon type iron oxide-based compound particle, manufacturing method of epsilon type iron oxide-based compound particle, magnetic recording medium, and manufacturing method of magnetic recording medium

#104
20190035521
2019-01-31

MAGNETIC SUBSTANCE, MAGNETIC TONER, AND MAGNETIC POWDER

#105
20190031509
2019-01-31

Precise modifying method for fine particle dispersion liquid

#106
20190031508
2019-01-31

Precise modifying method for fine particle dispersion liquid

#107
20190023584
2019-01-24

Iron oxide nanoparticles doped with alkali metals or alkali earth metals capable of gigantic AC magnetic self-heating in biocompatible AC magnetic field and method of preparing the same

#108
20190001308
2019-01-03

Method for the production of new nanomaterials

#109
20180366151
2018-12-20

Oriented body, method for producing the same, device for producing the same, and magnetic recording medium

#110
20180358155
2018-12-13

Core-shell particle and manufacturing method and fired product of the same, epsilon type iron oxide compound particle and manufacturing method of the same, and magnetic recording medium and manufacturing method of the same

#111
20180327259
2018-11-15

Water-gas shift catalyst

#112
20180318795
2018-11-08

Method for reducing metal oxide and method for producing photocatalyst using same

#113
20180282840
2018-10-04

Recovery of scandium values through selective precipitation of hematite and basic iron sulfates from acid leachates

#114
20180282717
2018-10-04

Porous solid phase for rapidly isolating biological molecules for nucleic acid amplification reaction from biological sample, and use thereof

#115
20180236484
2018-08-23

Deposition particles and a method and apparatus for producing the same

#116
20180208479
2018-07-26

Method for producing iron-based oxide magnetic particle powder

#117
20180206366
2018-07-19

Method for preparing magnetic iron oxide-graphene composite

#118
20180201512
2018-07-19

Yolk-shell-structured material, anode material, anode, battery, and method of forming same

#119
20180200159
2018-07-19

Silicon oxide-coated iron oxide composition for coating comprising iron oxide particles coated with silicon oxide

#120
20180186654
2018-07-05

ε-iron oxide type ferromagnetic powder

#121
20180186638
2018-07-05

Method of producing oxide particles

#122
20180179060
2018-06-28

Metal oxide particles and method of producing the same

#123
20180170767
2018-06-21

Epsilon iron oxide and method for producing the same, magnetic coating material and magnetic recording medium

#124
20180151277
2018-05-31

E-iron oxide type ferromagnetic powder, method for manufacturing same, and composition containing e-iron oxide type ferromagnetic powder

#125
20180111842
2018-04-26

Method of producing ultraviolet protective agent composition, and ultraviolet protective agent composition obtained thereby

#126
20180093261
2018-04-05

Process for preparing an iron-chromium catalyst with a platinum promoter, and catalyst consisting of iron chromium with a platinum promoter

#127
20180037470
2018-02-08

Production method for hematite for iron production

#128
20180033528
2018-02-01

Surface-modified iron-based oxide magnetic particle powder

#129
20180005737
2018-01-04

Iron-based oxide magnetic particle powder, method for producing same, coating material, and magnetic recording medium

#130
20170352446
2017-12-07

Graphene/porous iron oxide nanorod composite and manufacturing method thereof

#131
20170349449
2017-12-07

PLATE SHAPED FERRITE PARTICLES HAVING METALLIC LUSTER FOR PIGMENT

#132
20170349448
2017-12-07

Oriented body containing e-iron oxide, method for producing the same, and device for producing the same

#133
20170292028
2017-10-12

Composition for laminated coating film comprising iron oxide particles coated with silicon oxide

#134
20170292024
2017-10-12

Preparation of iron (III) oxide pigment

#135
20170287516
2017-10-05

Iron-based oxide magnetic particle powder and method for producing iron-based oxide magnetic particle powder

#136
20170278607
2017-09-28

MnZn-based ferrite and method for manufacturing the same

#137
20170267544
2017-09-21

PREPARATION OF IRON (III) OXIDE PIGMENTS

#138
20170253745
2017-09-07

Red iron-oxide pigments with improved colour values

#139
20170247653
2017-08-31

COMPOSITIONS AND METHODS FOR COLLECTING ALGAE

#140
20170200940
2017-07-13

NANNOPARTICLE/POROUS GRAPHENE COMPOSITE, SYNTHESIZING METHODS AND APPLICATIONS OF SAME

#141
20170137302
2017-05-18

Magnetic iron oxide nanopowder and process for producing the same

#142
20170015564
2017-01-19

Alumina and carbonate production method from AI-rich materials with integrated CO2 utilization

#143
20160369410
2016-12-22

Electrocatalytic materials and methods for manufacturing same

#144
20160362304
2016-12-15

Method for producing hematite for ironmaking

#145
20160359060
2016-12-08

PREPARATION OF SEMICONDUCTOR FILMS

#146
20160343484
2016-11-24

Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxide

#147
20160340201
2016-11-24

Process for producing hemataite for ironmaking

#148
20160304987
2016-10-20

Processes for preparing alumina and various other products

#149
20160297687
2016-10-13

Method for preparing uniform metal oxide nanoparticles with high reproducibility

#150
20160289084
2016-10-06

Method for producing hematite for ironmaking

#151
20160272836
2016-09-22

Production of red iron oxide pigment

#152
20160244330
2016-08-25

Method and device for regeneration of hydrochloric acid

#153
20160194215
2016-07-07

Method for producing hematite for ironmaking

#154
20160164187
2016-06-09

Electromagnetic wave absorber and film forming paste

#155
20160159661
2016-06-09

Method for the further processing of iron sulfate heptahydrate

#156
20160153067
2016-06-02

PROCESSES FOR PREPARING TITANIUM OXIDE AND VARIOUS OTHER PRODUCTS

#157
20160152487
2016-06-02

Process for producing hematite for ironmaking

#158
20160152485
2016-06-02

Process and plant for purifying red mud

#159
20160137524
2016-05-19

Hematite manufacturing process and hematite manufactured by same

#160
20160137498
2016-05-19

Method for Recovering Hydrochloric Acid from Metal Chloride Solutions with a High Iron Chloride Content

#161
20160122200
2016-05-05

Method for obtaining an iron-comprising solution of high concentration

#162
20160115565
2016-04-28

Method for producing hematite for ironmaking

#163
20160111722
2016-04-21

Centrifugation-assisted preparation of additive-free carbon-decorated magnetite electrodes

#164
20160104560
2016-04-14

Iron oxide magnetic nanoparticle powder and method of producing the same, iron oxide magnetic nanoparticle thin film containing the iron oxide magnetic nanoparticle powder and method of producing the same

#165
20160096739
2016-04-07

Iron powder product with high specific surface area

#166
20160083263
2016-03-24

PREPARATION METHOD FOR METALLIC OXIDE SPHERICAL CASCADE STRUCTURE

#167
20160052796
2016-02-25

METHODS FOR PREPARING HEMATITE

#168
20150376071
2015-12-31

Nanoheterostructure and method for producing the same

#169
20150367318
2015-12-24

Mixing Reactor and Related Process

#170
20150352526
2015-12-10

Self assembled particles

#171
20150320862
2015-11-12

Process for making iron oxide nanoparticle preparations for cancer hyperthermia

#172
20150311519
2015-10-29

Negative electrode active material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery

#173
20150311518
2015-10-29

Negative electrode active material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery

#174
20150307870
2015-10-29

Preparation of silica particles

#175
20150303449
2015-10-22

Method for manufacturing of metal oxide nanoparticles and metal oxide nanoparticles thereby

#176
20150275330
2015-10-01

Processes for treating red mud

#177
20150259217
2015-09-17

Low-temperature route for precision synthesis of metal oxide nanoparticles

#178
20150252356
2015-09-10

POROUS SOLID PHASE FOR RAPIDLY ISOLATING BIOLOGICAL MOLECULES FOR NUCLEIC ACID AMPLIFICATION REACTION FROM BIOLOGICAL SAMPLE, AND USE THEREOF

#179
20150225810
2015-08-13

Iron recovery method

#180
20150225808
2015-08-13

Processes for preparing alumina and magnesium chloride by HCl leaching of various materials

#181
20150218720
2015-08-06

PROCESS FOR TREATING MAGNESIUM-BEARING ORES

#182
20150175435
2015-06-25

Method for producing alumina

#183
20150159239
2015-06-11

Processes for preparing titanium oxide and various other products

#184
20150152784
2015-06-04

Method and system for sequestering carbon dioxide and producing hydrogen gas

#185
20150098883
2015-04-09

Application of lactam as solvent in nanomaterial preparation

#186
20150075328
2015-03-19

Processes for treating fly ashes

#187
20150064103
2015-03-05

Methods of making ferrite nanocrystals

#188
20150050201
2015-02-19

Method for producing hematite for ironmaking

#189
20150023851
2015-01-22

Method for producing hematite for ironmaking

#190
20140369907
2014-12-18

Processes for treating red mud

#191
20140369904
2014-12-18

Processes for preparing alumina and various other products

#192
20140361213
2014-12-11

Method for preparing magnetic iron oxide

#193
20140348733
2014-11-27

Continuous Fe(III) production at atmospheric pressures

#194
20140348730
2014-11-27

Hydrogen chloride removal process

#195
20140314658
2014-10-23

Method of manufacturing magnetic particles

#196
20140308182
2014-10-16

Method for Concentrating Metal Chlorides in and Separating Same from an Iron(III) Chloride-Containing Hydrochloric Acid Solution

#197
20140302154
2014-10-09

Magnetic transducers

#198
20140301920
2014-10-09

Methods for separating iron ions from aluminum ions

#199
20140294721
2014-10-02

Doping and reduction of nanostructures and thin films through flame annealing

#200
20140291573
2014-10-02

Method for producing iron oxyfluoride positive electrode active substance and iron oxyflouride positive electrode active substance

#201
20140286846
2014-09-25

Mesoporous metal oxides and processes for preparation thereof

#202
20140248363
2014-09-04

Nanoparticulate phosphate adsorbent on the basis of maghemite or maghemite/magnetite, production and uses thereof

#203
20140220444
2014-08-07

Method of preparing iron oxide nanoparticles

#204
20140205664
2014-07-24

Method for producing finely divided haematite and for producing iron oxide red pigments

#205
20140113196
2014-04-24

SYNTHESIS OF MESOPOROUS TRANSITION METAL OXIDES AS ANODE MATERIALS

#206
20140106226
2014-04-17

Lithium ion secondary cell

#207
20130289292
2013-10-31

Magnetic-cored dendrimer, the method for preparing the same, and the contaminant treatment method using the same

#208
20130251624
2013-09-26

Method for preparation of hematite iron oxide with different nanostructures and hematite iron oxide prepared thereby

#209
20130221289
2013-08-29

METHOD FOR THE PREPARATION OF NANOPARTICLES IN IONIC LIQUIDS

#210
20130220178
2013-08-29

Re-Dispersible Metal Oxide Nanoparticles and Method of Making Same

#211
20130182460
2013-07-18

Magnetite-containing resin and electronic component

#212
20130164536
2013-06-27

Porous metal oxide particles and their methods of synthesis

#213
20130122303
2013-05-16

Maghemite nanoparticles and method for preparing thereof

#214
20130101501
2013-04-25

Urchin-like iron oxide and a method for producing the urchin-like iron oxide

#215
20130052104
2013-02-28

Process for the recovery of metals and hydrochloric acid

#216
20130039984
2013-02-14

Manufacture process for the preparation of an iron containing phosphate adsorbent

#217
20130037740
2013-02-14

NANOHETEROSTRUCTURE AND METHOD FOR PRODUCING THE SAME

#218
20120263642
2012-10-18

Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxide

#219
20120248368
2012-10-04

Magnetic ceramic and process for production thereof

#220
20120225007
2012-09-06

Methods and systems for synthesizing iron-based materials and sequestering carbon dioxide

#221
20120225006
2012-09-06

NANO-SIZED PARTICLES, PROCESSES OF MAKING, COMPOSITIONS AND USES THEREOF

#222
20120220048
2012-08-30

MAGNETIC MARKER PARTICLE AND METHOD FOR PRODUCING THE SAME

#223
20120193293
2012-08-02

WASTEWATER TREATMENT METHOD

#224
20120156497
2012-06-21

Galvanic waste sludge treatment and manufacturing of nano-sized iron oxides

#225
20120130023
2012-05-24

Heat-activatable free-radical initiators and composite material which comprises magnetic particles

#226
20120114944
2012-05-10

URCHIN-LIKE IRON OXIDE AND A METHOD FOR PRODUCING THE URCHIN-LIKE IRON OXIDE

#227
20120100064
2012-04-26

Process for production of magnetic thin film, magnetic thin film, and magnetic material

#228
20120034670
2012-02-09

Organic-inorganic composite material and process for producing same

#229
20120034154
2012-02-09

PRODUCTION OF HYDROGEN THROUGH OXIDATION OF METAL SULFIDES

#230
20120024799
2012-02-02

Nanostructured compositions having reduced dissolution of manganese and methods of making and using the same

#231
20120012778
2012-01-19

Magnetic nanoparticles

#232
20110251054
2011-10-13

Method for preparing iron oxides

#233
20110217230
2011-09-08

METHOD FOR PRODUCING NANOPARTICULATE SOLID MATERIALS

#234
20110204285
2011-08-25

Lunar dust simulant containing nanophase iron and method for making the same

#235
20110192800
2011-08-11

MAGNETIC-CORED DENDRIMER, THE METHOD FOR PREPARING THE SAME, AND THE CONTAMINANT TREATMENT METHOD USING THE SAME

#236
20110174738
2011-07-21

Methods of synthesizing carbon-magnetite nanocomposites from renewable resource materials and application of same

#237
20110158869
2011-06-30

Processing method for recovering iron oxide and hydrochloric acid

#238
20110155947
2011-06-30

LYOPHILIZABLE TEMPERATURE-RESPONSIVE MAGNETIC FINE PARTICLES

#239
20110094339
2011-04-28

Method for removing fluorine using a fluorine adsorbent/desorbent

#240
20110086097
2011-04-14

Manufacture process for the preparation of an iron containing phosphate adsorbent

#241
20110076224
2011-03-31

Process for producing red iron oxide

#242
20110052609
2011-03-03

Magnetic transducers

#243
20110003085
2011-01-06

Production Of Tailored Metal Oxide Materials Using A Reaction Sol-Gel Approach

#244
20100322831
2010-12-23

METHOD FOR THE PRODUCTION OF METAL PRODUCTS

#245
20100303730
2010-12-02

Methods of making iron-containing nanoparticles

#246
20100278720
2010-11-04

Methods of making metal oxide nanostructures and methods of controlling morphology of same

#247
20100276310
2010-11-04

Method of coating a particle

#248
20100233812
2010-09-16

Membrane made of a nanostructured material

#249
20100210449
2010-08-19

Composition of amorphous iron oxide hydroxide, desulfurizer comprising the same, and methods for preparing and regenerating the desulfurizer

#250
20100207061
2010-08-19

Preparation Method of Metal Oxide from Metal Halide by Dehydro Halogenation with Base and Metal Oxide Prepared Therefrom

#251
20100167057
2010-07-01

MAGNETIC NANOPARTICLES, MAGNETIC AND FLUORESCENT NANOCOMPOSITE, AND FORMATION OF MAGHEMITE BY OXIDIZING IRON STEARATE WITH METHYLMORPHOLINE N-OXIDE

#252
20100143721
2010-06-10

Porous metal oxide particles and their methods of synthesis

#253
20100112018
2010-05-06

Microcapsule, structure having a microcapsule, article having a microcapsule, and method of preparing microcapsules

#254
20100101139
2010-04-29

Process for the manufacture of a colloid of iron oxide

#255
20100064771
2010-03-18

TRANSITION METAL-DOPED OXIDE SEMICONDUCTOR EXHIBITING ROOM-TEMPERATURE FERROMAGNETISM

#256
20100059360
2010-03-11

Method For The Production Of Nanoparticles

#257
20100056363
2010-03-04

Chemical processing of nanoparticles

#258
20100047578
2010-02-25

Magnetic nanoparticles surface-modified with dithiocarbamate

#259
20100044631
2010-02-25

Arsenic-containing solid and method for producing it

#260
20100028236
2010-02-04

Process for making nano-sized and micro-sized precipitate particles

#261
20090324487
2009-12-31

Method for preparing iron oxides

#262
20090324467
2009-12-31

MAGNETIC CHEMICAL ABSORBENT, PRODUCTION PROCESS FOR THE SAME AND RECYCLING METHOD FOR THE SAME, AS WELL AS WASTE-LIQUID TREATING METHOD

#263
20090318285
2009-12-24

Iron oxide containing precipitated crystalline titanium dioxide and process for the manufacture thereof

#264
20090317319
2009-12-24

Methods of Utilizing Biomass Materials and Usage of Industrial Fuels

#265
20090311154
2009-12-17

Extraction process for reactive metal oxides

#266
20090309597
2009-12-17

Superparamagnetic Nanoparticles Based on Iron Oxides with Modified Surface, Method of Their Preparation and Application

#267
20090261919
2009-10-22

Millimeter wave band nonreciprocal device

#268
20090196820
2009-08-06

Process for producing anisotropic magnetic material and anisotropic magnetic material

#269
20090169645
2009-07-02

Iron Sulfate-Based Phosphate Adsorbent

#270
20090162274
2009-06-25

Method for preparing metal oxide particles with a controlled size

#271
20090142522
2009-06-04

Hollow nanocrystals and method of making

#272
20090124834
2009-05-14

Composite material composed of nanoparticles of transition metal and magnetic ferric oxide, a methode of preparing the same, and uses of the same

#273
20090090886
2009-04-09

Single-crystalline hematite rhombohedra and magnetic nanocomposites of iron and magnetite and methods of making same

#274
20090060830
2009-03-05

Method for manufacturing a nanoporous framework and a nanoporous framework thus produced

#275
20090042064
2009-02-12

NON-MAGNETIC PARTICLES FOR NON-MAGNETIC UNDERCOAT LAYER OF MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#276
20090035201
2009-02-05

PREPARATION METHOD OF TC-99M-LABELED IRON OXIDE NANOPARTICLE AND DIAGNOSTIC IMAGING OR THERAPEUTIC AGENT FOR CANCER DISEASES COMPRISING THE SAME

#277
20080314839
2008-12-25

Iron composite particles for purifying soil or ground water, process for producing the same, purifying agent containing the same, process for producing the purifying agent and method for purifying soil or ground water

#278
20080274043
2008-11-06

Contact and adsorbent granules

#279
20080272054
2008-11-06

Adsorption vessels

#280
20080271601
2008-11-06

Contact and adsorbent granules

#281
20080271600
2008-11-06

Contact and adsorbent granules

#282
20080267852
2008-10-30

Process for Preparing Pulverulent Solids

#283
20080245186
2008-10-09

Synthesis of nano-materials in ionic liquids

#284
20080226934
2008-09-18

Nanoreactors comprising a nanoreactor shell enveloping a space, and method of making

#285
20080207858
2008-08-28

CATALYST, ITS PREPARATION AND USE

#286
20080206127
2008-08-28

Iron oxide precipitation from acidic iron salt solutions

#287
20080200741
2008-08-21

DEHYDROGENATION CATALYST, PROCESS FOR PREPARATION, AND A METHOD OF USE THEREOF

#288
20080193760
2008-08-14

Metal oxide nano powder and manufacturing method of the same

#289
20080193371
2008-08-14

Molecular Sieves Based Nano-Composite Uv-Resistant Material, Preparation Process and Use Thereof

#290
20080181843
2008-07-31

Solid-state synthesis of iron oxide nanoparticles

#291
20080175740
2008-07-24

Method for producing iron powder respectively microalloyed steel powder mainly for metallurgical applications and method for producing thereof

#292
20080160277
2008-07-03

MAGNETIC PARTICLES, METHOD FOR PRODUCING SAME, AND BIOCHEMICAL CARRIER

#293
20080152583
2008-06-26

Method for producing nanoparticulate solid materials

#294
20080138262
2008-06-12

Preparation of iron or iron oxide nanoparticles

#295
20080121584
2008-05-29

Methods of making water treatment compositions

#296
20080075645
2008-03-27

Process for complete utilisation of olivine constituents

#297
20080069748
2008-03-20

MULTIVALENT IRON ION SEPARATION IN METAL RECOVERY CIRCUITS

#298
20080067469
2008-03-20

Method for Producing Iron Oxide Nano Particles

#299
20080057352
2008-03-06

Magnetic material

#300
20080047395
2008-02-28

Composition for a desulfurizer with a high sulfur capacity and the process of making the same