ClassID:

85983

C01G49/0072 - CPC Classification

Classification description:

Compounds of iron; Mixed oxides or hydroxides, containing manganese

Recent Application in this class:
#1
20260135101
2026-05-14

POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR, SODIUM ION BATTERY, AND APPARATUS COMPRISING SODIUM ION BATTERY

#2
20250336977
2025-10-30

LITHIUM SUPPLEMENT MATERIAL, POSITIVE ELECTRODE, ELECTROCHEMICAL APPARATUS, AND POWER CONSUMPTION DEVICE

#3
20250243081
2025-07-31

MANGANESE IRON OXIDE AND PREPARATION METHOD THEREOF, AND PREPARATION METHOD FOR LITHIUM MANGANESE IRON PHOSPHATE CATHODE MATERIALS

#4
20250118471
2025-04-10

FERRITE PARTICLE POWDER FOR ELECTROMAGNETIC WAVE ABSORPTION, METHOD FOR MANUFACTURING SAME, AND RESIN COMPOSITION USING SAID FERRITE PARTICLE POWDER FOR ELECTROMAGNETIC WAVE ABSORPTION

#5
20250079473
2025-03-06

OXYGEN REDUCTION REACTION CATALYST AND METHODS OF SYNTHESIZING THE SAME

#6
20250006410
2025-01-02

Magnetic Nanoparticles

#7
20240421290
2024-12-19

POSITIVE ELECTRODE MATERIAL PRECURSOR AND POSITIVE ELECTRODE MATERIAL AND PREPARATION METHODS THEREFOR, AND SODIUM-ION BATTERY

#8
20240186500
2024-06-06

SODIUM-CONTAINING OXIDE POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREFOR AND USE THEREOF, AND POSITIVE ELECTRODE PLATE AND USE THEREOF

#9
20240182323
2024-06-06

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

#10
20240030426
2024-01-25

POSITIVE ACTIVE MATERIAL FOR USE IN SODIUM-ION BATTERY, METHOD FOR PREPARING SAME, POSITIVE ELECTRODE PLATE CONTAINING SAME, SODIUM-ION BATTERY, AND ELECTRICAL DEVICE

#11
20230402595
2023-12-14

POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE, SODIUM ION SECONDARY BATTERY AND METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE

#12
20230219055
2023-07-13

Functional material for synchronously stabilizing multiple metals and preparation method thereof, and method for rehabilitating soil or wastewater contaminated by heavy metals (metalloids)

#13
20230113280
2023-04-13

COLOUR-STRONG MANGANESE FERRITE COLOUR PIGMENTS

#14
20230085745
2023-03-23

Ferrite powder and method of producing the same

#15
20230057959
2023-02-23

Composite metal oxide material and preparation method thereof, positive electrode plate, secondary battery, battery module, battery pack and electrical device

#16
20230055795
2023-02-23

Ferrite powder and method for producing same

#17
20230046838
2023-02-16

NA EXCESS P3-TYPE LAYERED OXIDES AS CATHODE MATERIALS FOR SODIUM ION BATTERIES

#18
20220372936
2022-11-24

Method for process-integrated oxygen supply of a hydrogen circulation engine comprising recirculation of a noble gas

#19
20220340444
2022-10-27

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

#20
20220227639
2022-07-21

METHOD FOR THE GRAM-SCALE PREPARATION OF CUBIC FERRITE NANOCRYSTALS FOR BIOMEDICAL APPLICATIONS

#21
20220185693
2022-06-16

SYNTHESIS OF TRANSITION METAL LAYERED OXIDE MATERIALS FOR BATTERY CATHODES

#22
20220093295
2022-03-24

MAGNETIC BEADS, METHOD OF MAKING AND METHOD OF USE THEREOF

#23
20220037660
2022-02-03

POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR, SODIUM ION BATTERY, AND APPARATUS COMPRISING SODIUM ION BATTERY

#24
20210367264
2021-11-25

LITHIUM ION BATTERY MATERIALS

#25
20210198119
2021-07-01

Modified black spinel pigments for glass and ceramic enamel applications

#26
20210188658
2021-06-24

Method for the synthesis of negatively charged manganese feroxyhyte for the selective removal of mercury from water

#27
20210166849
2021-06-03

Powder of magnetoplumbite-type hexagonal ferrite, method for producing the same, and radio wave absorber

#28
20210047200
2021-02-18

Mn ferrite powder, resin composition, electromagnetic wave shielding material, electronic material, and electronic component

#29
20200262715
2020-08-20

METHOD FOR CONTINUOUS GROWTH OF WATER-SOLUBLE MAGNETIC NANOMATERIALS

#30
20200251263
2020-08-06

Mn—Zn ferrite particles, resin molded body, soft magnetic mixed powder, and magnetic core

#31
20200119451
2020-04-16

Magnetodielectric metamaterials and articles including magnetodielectric metamaterials

#32
20200119348
2020-04-16

Method for producing sodium composite transition metal oxide, positive electrode active material for sodium secondary battery, positive electrode and sodium secondary battery comprising the same

#33
20200086292
2020-03-19

LOW-TEMPERATURE REMOVAL OF H2S USING LARGE-SURFACE-AREA NANO-FERRITES OBTAINED USING A MODIFIED CHEMICAL COPRECIPITATION METHOD

#34
20190367747
2019-12-05

Silicon doped metal oxide particles, and composition for UV absorption comprising silicon doped metal oxide particles

#35
20190300379
2019-10-03

Ferrite particles, resin compositions and electromagnetic wave shielding material

#36
20190240646
2019-08-08

MESOPOROUS MANGANESE FERRITE FENTON-LIKE CATALYST, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF

#37
20190207213
2019-07-04

Sodium-based electrode active material and secondary battery comprising same

#38
20190161362
2019-05-30

Ferrite particles, resin composition and resin film

#39
20190100442
2019-04-04

Stabilized lithium, manganese ABOspinel for rechargeable lithium electrochemical systems through A and B site doping, method of preparing the same, and Li electrochemical cell containing the same

#40
20190100440
2019-04-04

Method for the synthesis of nanoparticles of heterometallic nanocomposite materials

#41
20190088945
2019-03-21

Cation-disordered rocksalt lithium metal oxides and oxyfluorides and methods of making same

#42
20190086829
2019-03-21

Ferrite carrier core material for electrophotographic developer, ferrite carrier for electrophotographic developer, electrophotographic developer, and method for manufacturing ferrite carrier core material for electrophotographic developer

#43
20190067696
2019-02-28

Potassium compound and positive electrode active material for potassium ion secondary batteries containing same

#44
20190022761
2019-01-24

Magnetic nanoparticles and methods of making magnetic nanoparticles

#45
20190006069
2019-01-03

Powder for dust cores, method for producing same, dust core and method for producing dust core

#46
20180358045
2018-12-13

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

#47
20180280923
2018-10-04

Engineered nanoparticles for aqueous applications

#48
20180205077
2018-07-19

Cathode active material, secondary battery comprising the same, and method of manufacturing the positive active material

#49
20180179082
2018-06-28

Spherical ferrite powder, resin compound including spherical ferrite powder, and molded product made of resin compound

#50
20180141812
2018-05-24

Method for generating oxygen from compositions comprising ionic liquids

#51
20180123164
2018-05-03

Positive electrode active material for sodium-ion batteries

#52
20180107129
2018-04-19

CARRIER CORE MATERIAL AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER USING SAME AND ELECTROPHOTOGRAPHIC DEVELOPER

#53
20180096761
2018-04-05

Ferrite magnetic substance and method of manufacturing the same

#54
20180056268
2018-03-01

Hollow iron-manganese composite material prepared by etching template process and application thereof

#55
20180033531
2018-02-01

Magnetic material and production method therefor

#56
20180011414
2018-01-11

Ferrite particle having outer shell structure

#57
20180008966
2018-01-11

Ferrite particles provided with outer shell structure for catalyst supporting medium

#58
20180008921
2018-01-11

Ferrite particles having outer shell structure used for filtering medium

#59
20170369672
2017-12-28

MAGNETIC FILLER

#60
20170326533
2017-11-16

OXYGEN STORAGE CAPACITY OF NON-COPPER SPINEL OXIDE MATERIALS FOR TWC APPLICATIONS

#61
20170301443
2017-10-19

Spherical ferrite particles in nano-size and method of manufacturing same

#62
20170222228
2017-08-03

Positive electrode for sodium ion secondary battery and sodium ion secondary battery

#63
20170207012
2017-07-20

Ferrite sintered magnet

#64
20170073530
2017-03-16

Solar energy absorbing coatings and methods of fabrication

#65
20160369410
2016-12-22

Electrocatalytic materials and methods for manufacturing same

#66
20160266510
2016-09-15

Ferrite particles, carrier for electrophotographic development using same, and developer for electrophotography

#67
20160260968
2016-09-08

“B” and “O” site doped ABOspinel cathode material, method of preparing the same, and rechargeable lithium and Li-ion electrochemical systems containing the same

#68
20160181607
2016-06-23

Layered oxide materials for batteries

#69
20160176722
2016-06-23

Method of magnetite and ferrite nanoparticle synthesis

#70
20160141607
2016-05-19

Cathode active material, secondary battery comprising the same, and method of manufacturing the positive active material

#71
20160102001
2016-04-14

Kit for wastewater treatment, and manufacturing method for and use of photocatalyst

#72
20160056450
2016-02-25

Positive electrode and nonaqueous electrolyte battery

#73
20160041487
2016-02-11

Ferrite particles and electrophotographic development carrier using same, electrophotographic developer and method of manufacturing ferrite particles

#74
20160038383
2016-02-11

Magnetic powder for cosmetic agent

#75
20150357099
2015-12-10

Cellulose nanofibril decorated with magnetic nanoparticles

#76
20150333363
2015-11-19

Composite metal oxide, method for producing composite metal oxide, and sodium secondary battery

#77
20150307957
2015-10-29

Production of nano sized ferrite comprising oxidizing a molten slag

#78
20150277256
2015-10-01

FERRITE CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, FERRITE CARRIER AND ELECTROPHOTOGRAPHIC DEVELOPER USING THE FERRITE CARRIER

#79
20150255198
2015-09-10

Sintered ferrite magnet and motor provided therewith

#80
20150140595
2015-05-21

FORMULATIONS FOR THE SYNTHESIS OF PARAMAGNETIC PARTICLES AND METHODS THAT UTILIZE THE PARTICLES FOR BIOCHEMICAL APPLICATIONS

#81
20150064103
2015-03-05

Methods of making ferrite nanocrystals

#82
20150048286
2015-02-19

Composite oxide black pigment and method for producing same

#83
20150010462
2015-01-08

Carrier core particle for electrophotographic developer, method for manufacturing the same, carrier for electrophotographic developer and electrophotographic developer

#84
20140357534
2014-12-04

METHODS, APPARATUS, AND SENSORS FOR TRACING FRAC FLUIDS IN MINERAL FORMATIONS, PRODUCTION WATERS, AND THE ENVIRONMENT USING MAGNETIC PARTICLES

#85
20140176285
2014-06-26

Ferrite ceramic composition, ceramic electronic component, and method for manufacturing ceramic electronic component

#86
20140147341
2014-05-29

Layered composite oxide, oxidation catalyst, and diesel particulate filter

#87
20140054491
2014-02-27

Ferrite particle and production method thereof

#88
20140014873
2014-01-16

Composite metal oxide, process for producing the composite metal oxide, positive active material for sodium secondary battery, positive electrode for sodium secondary battery, and sodium secondary battery

#89
20130323161
2013-12-05

Method of manufacturing hexagonal ferrite magnetic powder and its usage

#90
20130182460
2013-07-18

Magnetite-containing resin and electronic component

#91
20130122372
2013-05-16

Spinel-type lithium transition metal oxide and positive electrode active material for lithium battery

#92
20130011781
2013-01-10

CARRIER CORE PARTICLE FOR ELECTROPHOTOGRAPHIC DEVELOPER, METHOD FOR MANUFACTURING THE SAME, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER AND ELECTROPHOTOGRAPHIC DEVELOPER

#93
20120270986
2012-10-25

Infrared reflecting black pigment, and paint and resin composition using the infrared reflecting black pigment

#94
20120269737
2012-10-25

Polymer coated ferrite fine particles and method for preparing polymer coated ferrite fine particles

#95
20120130023
2012-05-24

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

#96
20110303869
2011-12-15

CUBIC OR OCTAHEDRAL SHAPED FERRITE NANOPARTICLES AND METHOD FOR PREPARING THEREOF

#97
20110279217
2011-11-17

Mn—Zn ferrite core and method for producing the same

#98
20110279216
2011-11-17

Mn-Zn-Co ferrite core and method for producing the same

#99
20110245072
2011-10-06

Method for continuously preparing metal oxides catalyst and apparatus thereof

#100
20110147643
2011-06-23

METHOD FOR PRODUCING NICKEL-MANGANESE-COBALT SPINEL FERRITE HAVING LOW PERMEABILITY LOSS AND NICKEL-MANGANESE-COBALT SPINEL FERRITE PRODUCED THEREBY

#101
20110012702
2011-01-20

MnZn ferrite and a transformer magnetic core

#102
20110003192
2011-01-06

Mixed metal oxide and sodium secondary battery

#103
20100327221
2010-12-30

Lithium manganate for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery

#104
20100278719
2010-11-04

Mixed iron-manganese oxides for high-temperature oxygen production

#105
20100248001
2010-09-30

MIXED METAL OXIDE AND SODIUM SECONDARY BATTERY

#106
20100193972
2010-08-05

SPHERICAL SINTERED FERRITE PARTICLES, RESIN COMPOSITION FOR SEMICONDUCTOR ENCAPSULATION COMPRISING THEM AND SEMICONDUCTOR DEVICES PRODUCED BY USING THE SAME

#107
20100112018
2010-05-06

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

#108
20100111803
2010-05-06

High strength, fine grained spinel for window applications, methods of manufacture thereof and articles comprising the same

#109
20100047578
2010-02-25

Magnetic nanoparticles surface-modified with dithiocarbamate

#110
20100015060
2010-01-21

Magnetic nanoparticles for the application in hyperthermia, preparation thereof and use in constructs having a pharmacological application

#111
20090220431
2009-09-03

MAGNETIC RESONANCE IMAGING CONTRAST AGENTS CONTAINING WATER-SOLUBLE NANOPARTICLES OF MANGANESE OXIDE OR MANGANESE METAL OXIDE

#112
20090194733
2009-08-06

SUPERPARAMAGNETIC TRANSITION METAL IRON OXYGEN NANOPARTICLES

#113
20090133822
2009-05-28

Nanoparticulate preparation

#114
20080308222
2008-12-18

Nanoparticulate preparation

#115
20080260621
2008-10-23

Preparation of complex metal oxides

#116
20080254295
2008-10-16

Method for Preparing Surface-Modified, Nanoparticulate Metal Oxides, Metal Hydroxides and/or Metal Oxyhydroxides

#117
20080241729
2008-10-02

Resin-coated ferrite carrier for electrophotographic developer and electrophotographic developer using the resin-coated ferrite carrier

#118
20080121841
2008-05-29

Lithium-containing complex oxide, non-aqueous secondary battery using the lithium-containing complex oxide, and method for producing the lithium-containing complex oxide

#119
20080035019
2008-02-14

Image-forming recording liquid and image-forming device

#120
20080003159
2008-01-03

Preparation method of magnetic and metal oxide nanoparticles

#121
20070120059
2007-05-31

Use of spinel ferrites as sensitive material for bolometric infrared detector devices

#122
20060172151
2006-08-03

Ferrite magnet powder, sintered magnet, bond magnet, and magnetic recording medium

#123
20060133990
2006-06-22

Process for large-scale production of monodisperse nanoparticles

#124
20060131182
2006-06-22

Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions

#125
20060088659
2006-04-27

Method of making crystalline nanoparticles

#126
20050260496
2005-11-24

Lithium-containing complex oxide, non-aqueous secondary battery using the lithium-containing complex oxide, and method for producing the lithium-containing complex oxide

#127
20050199852
2005-09-15

Ferrite sintered body, manufacturing method thereof, ferrite core using same, and ferrite coil

#128
20050170250
2005-08-04

Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery

#129
20050167632
2005-08-04

Method for producing Mn-Zn ferrite

#130
19026692
2025-07-29

Manganese iron oxide and preparation method thereof, and preparation method for lithium manganese iron phosphate cathode materials

#131
19006265
2025-08-12

Preparation method for manganese-zinc-iron-based cathode material for sodium-ion battery by recycling spent zinc-manganese battery

#132
18537945
2024-08-20

Method for preparing soft magnetic manganese-zinc ferrite composite by removing impurities from industrial waste step by step

#133
16548020
2023-12-19

Strong non rare earth permanent magnets from double doped magnetic nanoparticles