ClassID:

119722

C22C33/02 - CPC Classification

Classification description:

Making ferrous alloys by powder metallurgy

Sub-classes:
Recent Application in this class:
#1
20260094743
2026-04-02

NdFeB MAGNET

#2
20260062776
2026-03-05

Printable Die Steels for Additive Manufacturing

#3
20260042151
2026-02-12

TOOLS AND CUTTING DEVICES THAT INCLUDES RHENIUM

#4
20260011475
2026-01-08

METHODS OF PRODUCING IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORES

#5
20250372287
2025-12-04

Grain Boundary Engineering of Sintered Magnetic Alloys And The Compositions Derived Therefrom

#6
20250163554
2025-05-22

High Speed Steel Composition

#7
20240417833
2024-12-19

High speed steel composition

#8
20240417829
2024-12-19

ARSENIC IRON ALLOY, PREPARATION METHOD AND RESOURCE TREATMENT METHOD THEREOF

#9
20240337001
2024-10-10

A tube of a Fe-Cr-Al alloy

#10
20240194381
2024-06-13

Grain Boundary Engineering of Sintered Magnetic Alloys And The Compositions Derived Therefrom

#11
20240183014
2024-06-06

High Speed Steel Composition

#12
20240141476
2024-05-02

METHOD FOR MANUFACTURING A TARGET MATERIAL

#13
20240127992
2024-04-18

RARE EARTH METAL-FREE HARD MAGNETS

#14
20240043974
2024-02-08

Shaped Article Produced From Powder

#15
20240021362
2024-01-18

Soft magnetic iron-based powder, method for manufacturing the same, and method for manufacturing a soft magnetic composite

#16
20240018626
2024-01-18

Three-Dimensional Printing

#17
20240017355
2024-01-18

ADEPT THREE-DIMENSIONAL PRINTING

#18
20230230735
2023-07-20

SOFT MAGNETIC COMPOSITES FOR ELECTRIC MOTORS

#19
20230220525
2023-07-13

FE-MN-AL-C LIGHTWEIGHT STEEL, PRODUCTION METHOD THEREOF, TERMINAL, STEEL MECHANICAL PART, AND ELECTRONIC DEVICE

#20
20230191481
2023-06-22

METAL POWDER, GREEN COMPACT THEREOF, AND METHOD FOR PRODUCING THEM

#21
20230154657
2023-05-18

Grain boundary engineering of sintered magnetic alloys and the compositions derived therefrom

#22
20230125486
2023-04-27

Nonmagnetic material-dispersed Fe-Pt based sputtering target

#23
20230108224
2023-04-06

IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORES, DUST CORE, AND METHODS OF PRODUCING SAME

#24
20230075537
2023-03-09

AMORPHOUS METAL FOAM AND METHOD FOR PRODUCING SAME

#25
20230024845
2023-01-26

IRON NITRIDE POWDER WITH ANISOTROPIC SHAPE

#26
20220384071
2022-12-01

Neodymium-iron-boron permanent magnet and preparation method and use thereof

#27
20220379373
2022-12-01

Soft-magnetic powder comprising coated particles

#28
20220356557
2022-11-10

FE-PT-BN-BASED SPUTTERING TARGET AND METHOD FOR MANUFACTURING SAME

#29
20220328220
2022-10-13

RTB-Based Permanent Magnet Material, Preparation Method thereof, and Application thereof

#30
20220112583
2022-04-14

Hard particle, sliding member, and production method of sintered alloy

#31
20220033942
2022-02-03

ALLOYED METALS WITH AN INCREASED AUSTENITE TRANSFORMATION TEMPERATURE AND ARTICLES INCLUDING THE SAME

#32
20210398720
2021-12-23

Soft magnetic powder, powder magnetic core, magnetic element, and electronic device

#33
20210366636
2021-11-25

R-T-B-BASED RARE EARTH MAGNET PARTICLES, PROCESS FOR PRODUCING THE R-T-B-BASED RARE EARTH MAGNET PARTICLES, AND BONDED MAGNET

#34
20210335525
2021-10-28

Rare earth magnet and preparation method thereof

#35
20210316361
2021-10-14

Method for manufacturing αFe—SiC composite material, and αFe—SiC composite material

#36
20210313098
2021-10-07

MAGNET AND METHOD FOR PRODUCING MAGNET

#37
20210254199
2021-08-19

Machine component made of ferrous sintered metal

#38
20210230722
2021-07-29

ODS alloy powder, method for producing same by means of plasma treatment, and use thereof

#39
20210229183
2021-07-29

Cure time for 3D printing green parts

#40
20210147967
2021-05-20

Iron based alloy suitable for providing a hard and wear resistant coating on a substrate, article having a hard and wear resistant coating, and method for its manufacture

#41
20210130939
2021-05-06

Anisotropic Bonded Magnetic Powder and a Preparation Method Thereof

#42
20210129223
2021-05-06

Method for producing sintered member, and sintered member

#43
20210114093
2021-04-22

Mixed powder for powder metallurgy

#44
20210104342
2021-04-08

Soft Magnetic Composites for Electric Motors

#45
20210101210
2021-04-08

Method for manufacturing electronic component

#46
20210054484
2021-02-25

R-FE-B-based sintered magnet with low B content and preparation method therefor

#47
20210054218
2021-02-25

Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof

#48
20210047713
2021-02-18

Alloyed steel powder for powder metallurgy and iron-based mixed powder for powder metallurgy

#49
20210031268
2021-02-04

Method of manufacturing soft magnetic dust core

#50
20200398348
2020-12-24

TiN-based sintered body and cutting tool made of TiN-based sintered body

#51
20200381152
2020-12-03

Dust core, powder for magnetic cores, and methods of manufacturing them

#52
20200357433
2020-11-12

Fe—Pt based magnetic material sintered compact

#53
20200332396
2020-10-22

Manufacturing method of iron soap

#54
20200265976
2020-08-20

Magnetic material and method for producing same

#55
20200258665
2020-08-13

Soft magnetic powder, powder magnetic core, magnetic element, and electronic device

#56
20200258664
2020-08-13

Soft magnetic material powder manufacturing method

#57
20200208244
2020-07-02

SINTERED MATERIAL

#58
20200199718
2020-06-25

Method for producing magnetic powder and magnetic powder

#59
20200171576
2020-06-04

Multilayered sintered plate and manufacturing method thereof

#60
20200147728
2020-05-14

Sintered product and laser marking method for sintered product

#61
20200139445
2020-05-07

Iron nitride powder with anisotropic shape

#62
20200024691
2020-01-23

METAL MEMBER AND MANUFACTURING METHOD THEREOF

#63
20200016663
2020-01-16

Samarium-iron-nitrogen alloy powder and method for producing same

#64
20200005973
2020-01-02

Rare-earth sintered magnet

#65
20190362870
2019-11-28

Rare-earth magnet and method for manufacturing same

#66
20190351482
2019-11-21

Magnetic Flaky Powder and Magnetic Sheet Containing the Same

#67
20190348594
2019-11-14

P-type thermoelectric conversion material, thermoelectric conversion module, and method of manufacturing p-type thermoelectric conversion material

#68
20190333660
2019-10-31

Permanent magnet and permanent magnet powder

#69
20190292635
2019-09-26

Method for preparing metal powder, and metal powder

#70
20190263056
2019-08-29

Method for manufacturing shaped article, and shaped article

#71
20190247925
2019-08-15

Metal Foam for Electrode of Secondary Lithium Battery, Preparing Method Thereof, and Secondary Lithium Battery Including the Metal Foam

#72
20190226058
2019-07-25

Alloy member, process for producing said alloy member, and product including said alloy member

#73
20190189319
2019-06-20

Dust core and inductor element

#74
20190168299
2019-06-06

Additive manufacturing techniques and applications thereof

#75
20190151951
2019-05-23

Austenitic stainless steel workpiece

#76
20190148044
2019-05-16

Soft magnetic metal powder, method for producing the same, and soft magnetic metal dust core

#77
20190122793
2019-04-25

Coil component

#78
20190105708
2019-04-11

Magnetic material and manufacturing method therefor

#79
20190084043
2019-03-21

Method for producing components from a duplex steel, and components produced using said method

#80
20190074114
2019-03-07

ALLOY FOR R-T-B BASED SINTERED MAGNET AND R-T-B BASED SINTERED MAGNET

#81
20190051434
2019-02-14

Grain boundary engineering of sintered magnetic alloys and the compositions derived therefrom

#82
20190039182
2019-02-07

Continuous additive manufacture of high pressure turbine

#83
20190024245
2019-01-24

Magnetic powder, and manufacturing method thereof

#84
20190022803
2019-01-24

Method for repairing a component by additive manufacturing

#85
20190022752
2019-01-24

Pre-fusion laser sintering for metal powder stabilization during additive manufacturing

#86
20190022749
2019-01-24

Mixed powder for powder metallurgy

#87
20190006069
2019-01-03

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

#88
20180363106
2018-12-20

IRON-CONTAINING ALLOYS AND ASSOCIATED SYSTEMS AND METHODS

#89
20180361472
2018-12-20

Composite timepiece and method for producing same

#90
20180326541
2018-11-15

Erosion resistant hard composite materials

#91
20180319150
2018-11-08

THREE-DIMENSIONAL PRINTING IN REAL TIME

#92
20180318923
2018-11-08

Raw material for magnet, which comprises Sm—Fe binary alloy as main component, method for producing the same, and magnet

#93
20180308613
2018-10-25

Coil component

#94
20180301611
2018-10-18

Thermoelectric conversion material, method for producing same, and thermoelectric conversion module

#95
20180294095
2018-10-11

Method for producing rare-earth magnets, and slurry application device

#96
20180294085
2018-10-11

Compact, electromagnetic component, and method for producing compact

#97
20180268994
2018-09-20

Powder magnetic core, and coil component

#98
20180236554
2018-08-23

Diffusion treatment device and method for manufacturing R-T-B system sintered magnet using same

#99
20180236553
2018-08-23

Sliding member and method for producing same

#100
20180236548
2018-08-23

METHOD FOR MANUFACTURING SINTERED BODY AND SINTERED BODY

#101
20180223398
2018-08-09

Machine component made of ferrous sintered metal

#102
20180218813
2018-08-02

Soft magnetic alloy and magnetic device

#103
20180202029
2018-07-19

Iron-based powder for powder metallurgy and method for producing iron-based powder for powder metallurgy

#104
20180193911
2018-07-12

METHOD OF PRODUCING MIXED POWDER FOR POWDER METALLURGY, METHOD OF PRODUCING SINTERED BODY, AND SINTERED BODY

#105
20180182520
2018-06-28

Powder mixture for powder magnetic core, and powder magnetic core

#106
20180182518
2018-06-28

R-T-B-based sintered magnet and method for producing same

#107
20180178291
2018-06-28

IRON-BASED SINTERED BODY AND METHOD OF MANUFACTURING THE SAME

#108
20180158606
2018-06-07

Method for producing rare-earth magnets, and rare-earth-compound application device

#109
20180141117
2018-05-24

MIXED POWDER FOR IRON-BASED POWDER METALLURGY, METHOD FOR PRODUCING SAME, SINTERED BODY PRODUCED USING SAME, AND METHOD FOR PRODUCING SINTERED BODY

#110
20180137960
2018-05-17

METHOD FOR MANUFACTURING MAGNETIC PARTICLES, MAGNETIC PARTICLES, AND MAGNETIC BODY

#111
20180133751
2018-05-17

Method for producing rare-earth magnet

#112
20180130582
2018-05-10

Composite soft magnetic material and preparation method for same

#113
20180122543
2018-05-03

Soft magnetic alloy and magnetic device

#114
20180114617
2018-04-26

Method for producing rare-earth magnets, and rare-earth-compound application device

#115
20180114614
2018-04-26

Rare Earth-Free Permanent Magnetic Material

#116
20180108476
2018-04-19

Method for producing rare-earth magnets, and rare-earth-compound application device

#117
20180104740
2018-04-19

Metal powder composed of spherical particles

#118
20180097167
2018-04-05

Thermoelectric conversion material comprising a full-Heusler alloy and method for manufacturing the same by alloying and successively heating a raw material

#119
20180080104
2018-03-22

Manufacturing method of wear-resistant iron-based sintered alloy and wear-resistant iron-based sintered alloy

#120
20180056394
2018-03-01

MACHINE COMPONENT AND PRODUCTION METHOD THEREFOR

#121
20180047504
2018-02-15

METHOD FOR MANUFACTURING R-T-B SINTERED MAGNET

#122
20180043435
2018-02-15

Manufacturing method for magnetic freezing module

#123
20180040405
2018-02-08

Compression-bonded magnet with case and method for producing the same

#124
20180029129
2018-02-01

PRESSURE FORMING OF METAL AND CERAMIC POWDERS

#125
20180025818
2018-01-25

SINTERED R-TM-B MAGNET

#126
20180005738
2018-01-04

Metal magnetic material and electronic component

#127
20180001385
2018-01-04

Method of making iron nitride powder with anisotropic shape

#128
20170350479
2017-12-07

Electric Actuator

#129
20170330659
2017-11-16

Production method for R-T-B-based sintered magnet

#130
20170330657
2017-11-16

Nanocomposite magnetic materials for magnetic devices and systems

#131
20170321307
2017-11-09

IRON SOAP, MANUFACTURING METHOD THEREOF, AND THERMOPLASTIC RESIN COMPOSITION CONTAINING IRON SOAP

#132
20170312967
2017-11-02

Additive manufacturing methods for magnetic materials

#133
20170271063
2017-09-21

Metal powder core comprising copper powder, coil component, and fabrication method for metal powder core

#134
20170263380
2017-09-14

Production method for R-T-B sintered magnet

#135
20170256344
2017-09-07

Method for manufacturing R-T-B based sintered magnet

#136
20170250024
2017-08-31

Rare-Earth-Free Permanent Magnetic Materials Based on Fe-Ni

#137
20170221616
2017-08-03

Alloy for R-T-B based sintered magnet and R-T-B based sintered magnet

#138
20170217095
2017-08-03

Adept three-dimensional printing

#139
20170211166
2017-07-27

Method for producing pellets and method for producing iron-nickel alloy

#140
20170186521
2017-06-29

Method for manufacturing magnetic particles from a silicon oxide-iron core-shell structure

#141
20170183765
2017-06-29

Method for producing R-T-B sintered magnet

#142
20170178776
2017-06-22

Soft magnetic powder, powder magnetic core, magnetic element, and electronic device

#143
20170162307
2017-06-08

Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof

#144
20170155309
2017-06-01

Method of fabricating electric machine laminations using additive manufacturing

#145
20170138479
2017-05-18

Disintegrable and conformable metallic seal, and method of making the same

#146
20170137917
2017-05-18

Alloy material with high strength and toughness and its fabrication method of semi-solid sintering

#147
20170098496
2017-04-06

High-performance NdFeB permanent magnet comprising nitride phase and production method thereof

#148
20170054191
2017-02-23

Additive manufacturing systems and methods for magnetic materials

#149
20170050363
2017-02-23

Ferrite composite sleeve systems and methods for coaxial applications

#150
20170028474
2017-02-02

Method for manufacturing micropore filter

#151
20160336104
2016-11-17

Magnetic core and coil component using same

#152
20160333456
2016-11-17

Valve seat

#153
20160333450
2016-11-17

Precipitation-hardening stainless steel powder and sintered compact thereof

#154
20160326919
2016-11-10

Assembly of internal combustion engine valve and valve seat

#155
20160314887
2016-10-27

Compression-bonded magnet with case and method for producing the same

#156
20160307676
2016-10-20

Rare earth permanent magnetic material and method of preparing the same

#157
20160303652
2016-10-20

Iron powder for dust cores

#158
20160298225
2016-10-13

Steel alloy and a component comprising such a steel alloy

#159
20160298216
2016-10-13

Powder made of iron-base metallic glass

#160
20160284468
2016-09-29

Method for producing R-T-B based sintered magnet

#161
20160276089
2016-09-22

Electronic component comprising magnetic metal powder

#162
20160276074
2016-09-22

Magnetic powder, and manufacturing method thereof

#163
20160237552
2016-08-18

Magnetic material sputtering target and method for producing same

#164
20160220933
2016-08-04

Sintered Fe—Al based porous alloy material with high-temperature oxidization resistance and filtering elements

#165
20160214209
2016-07-28

Method to form dispersion strengthened alloys

#166
20160201527
2016-07-14

Valve seat

#167
20160193699
2016-07-07

Flux-cored wire

#168
20160189838
2016-06-30

R-T-B based sintered magnet

#169
20160189837
2016-06-30

R-T-B based sintered magnet and method for producing R-T-B based sintered magnet

#170
20160172917
2016-06-16

Core formed from powder and motor for vehicle using the same

#171
20160141083
2016-05-19

Rare-earth magnet and method for manufacturing same

#172
20160108502
2016-04-21

Method for producing powder for magnet

#173
20160067828
2016-03-10

Surfacing of additively manufactured components and corresponding manufactured components of a turbomachine

#174
20160053346
2016-02-25

Methods for producing alloy forms from alloys containing one or more extremely reactive elements and for fabricating a component therefrom

#175
20160033035
2016-02-04

Article having plurality of functionally graded regions and a method of manufacturing thereof

#176
20160032671
2016-02-04

Ferrous disintegrable powder compact, method of making and article of same

#177
20160012954
2016-01-14

ELECTRIC CIRCUIT-USE CORE AND DEVICE USING THE SAME

#178
20160005535
2016-01-07

Process of manufacturing of soft magnetic ceramic and its use

#179
20150371746
2015-12-24

Iron powder for dust core and insulation-coated iron powder for dust core

#180
20150369090
2015-12-24

Highly wear-resistant valve seat for use in internal combustion engine

#181
20150364251
2015-12-17

SINTERED MAGNET PRODUCTION METHOD

#182
20150361255
2015-12-17

Binder for powder metallurgy, mixed powder for powder metallurgy, and sintered body

#183
20150354283
2015-12-10

Erosion resistant hard composite materials

#184
20150348685
2015-12-03

Nd—Fe—B sintered magnet and methods for manufacturing the same

#185
20150332850
2015-11-19

Method for manufacturing powder magnetic core, powder magnetic core, and coil component

#186
20150287507
2015-10-08

Composite magnetic body and method for manufacturing same

#187
20150279559
2015-10-01

Manufacturing method for rare-earth magnet

#188
20150257854
2015-09-17

Ultrasonic tip for an apicoectomy, and method for manufacturing same

#189
20150251248
2015-09-10

Near net shape manufacturing of rare earth permanent magnets

#190
20150248954
2015-09-03

High-performance NdFeB rare earth permanent magnet with composite main phase and manufacturing method thereof

#191
20150243420
2015-08-27

Soft magnetic mixed powder

#192
20150239045
2015-08-27

Multilevel parts from agglomerated spherical metal powder

#193
20150221433
2015-08-06

Method for producing rare-earth sintered magnet, and molding machine therefor

#194
20150217372
2015-08-06

MACHINE PART AND PROCESS FOR PRODUCING SAME

#195
20150213822
2015-07-30

Fe-Pt based magnetic material sintered compact

#196
20150206656
2015-07-23

Method for producing rare-earth sintered magnet, and molding machine therefor

#197
20150162118
2015-06-11

Metal powder core comprising copper powder, coil component, and fabrication method for metal powder core

#198
20150152753
2015-06-04

Sintered iron-based alloy valve seat

#199
20150125336
2015-05-07

Method for producing NdFeB system sintered magnet

#200
20150072236
2015-03-12

Metal foam for electrode of secondary lithium battery, preparing method thereof, and secondary lithium battery including the metal foam

#201
20150021512
2015-01-22

Soft magnetic powder core

#202
20150017052
2015-01-15

Method for Joining Metal Components

#203
20150014573
2015-01-15

Superparamagnetic iron cobalt alloy and silica nanoparticles of high magnetic saturation and a magnetic core containing the nanoparticles

#204
20140346039
2014-11-27

Sputtering target for magnetic recording film

#205
20140341773
2014-11-20

Magnetic refrigeration material and manufacturing method of magnetic refrigeration material

#206
20140336047
2014-11-13

Oxygen absorbing agent

#207
20140327503
2014-11-06

NdFeB system sintered magnet and method for producing the same

#208
20140318316
2014-10-30

Rare earth based sintered magnet

#209
20140308152
2014-10-16

R-T-B based alloy strip, and R-T-B based sintered magnet and method for producing same

#210
20140286816
2014-09-25

R-T-B based sintered magnet and production method for same, and rotary machine

#211
20140286815
2014-09-25

R-T-B based alloy strip, and R-T-B based sintered magnet and method for producing same

#212
20140286812
2014-09-25

Iron base sintered sliding member and method for producing same

#213
20140283649
2014-09-25

R-T-B based sintered magnet

#214
20140262327
2014-09-18

Ferrous disintegrable powder compact, method of making and article of same

#215
20140210581
2014-07-31

Rare earth-free permanent magnetic material

#216
20140184370
2014-07-03

Sintered rare earth magnet, method of producing the same, and rotating machine

#217
20140183402
2014-07-03

Iron-based soft magnetic powder for dust core use, manufacturing method thereof, and dust core

#218
20140120248
2014-05-01

RH diffusion source, and method for producing R-T-B-based sintered magnet using same

#219
20140083780
2014-03-27

Flexure element where the gap between the first arm and the second arm or between an arm and the strain generating region are equal to or smaller than one half the thickness

#220
20140045680
2014-02-13

Method for manufacturing metallic glass nanowire, metallic glass nanowire manufactured thereby, and catalyst containing metallic glass nanowire

#221
20140035713
2014-02-06

Iron cobalt ternary alloy and silica magnetic core

#222
20140008327
2014-01-09

Movable joint through insert

#223
20130300066
2013-11-14

Disintegrable and conformable metallic seal, and method of making the same

#224
20130266473
2013-10-10

Method of Producing Sintered Magnets with Controlled Structures and Composition Distribution

#225
20130241333
2013-09-19

Permanent magnet and method for manufacturing the same, and motor and power generator using the same

#226
20130224060
2013-08-29

Lubricant system for use in powder metallurgy

#227
20130218281
2013-08-22

Pressure forming of metal and ceramic powders

#228
20130202792
2013-08-08

Bond coating powder comprising MCrAlY (M=Ni,Fe,Co), method of making, and a method of applying as bond coating

#229
20130181039
2013-07-18

Method for producing R-T-B sintered magnet

#230
20130147287
2013-06-13

Core formed from powder and motor for vehicle using the same

#231
20130142687
2013-06-06

Method for producing alloy cast slab for rare earth sintered magnet

#232
20130126775
2013-05-23

Alcoholic solution and sintered magnet

#233
20130040261
2013-02-14

Ultrasonic tip for an apicoectomy, and method for manufacturing same

#234
20130039796
2013-02-14

Master alloy for producing sinter hardened steel parts and process for the production of sinter hardened parts

#235
20130000982
2013-01-03

Erosion resistant hard composite materials

#236
20120326830
2012-12-27

Reactor and method for manufacturing same

#237
20120319026
2012-12-20

Valve seat

#238
20120295129
2012-11-22

Metal member manufacturing method and metal member

#239
20120292555
2012-11-22

Ferromagnetic powder composition and method for its production

#240
20120286909
2012-11-15

METHOD FOR PRODUCING DUST CORE, AND DUST CORE PRODUCED BY THE METHOD

#241
20120270425
2012-10-25

METALLIC BOSS

#242
20120244030
2012-09-27

Powder for magnet

#243
20120188049
2012-07-26

Coil component

#244
20120187611
2012-07-26

Metal powder composition

#245
20120182109
2012-07-19

PERMANENT MAGNET AND MANUFACTURING METHOD THEREOF

#246
20120176212
2012-07-12

METHOD AND SYSTEM FOR PRODUCING SINTERED NdFeB MAGNET, AND SINTERED NdFeB MAGNET PRODUCED BY THE PRODUCTION METHOD

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