ClassID:

40151

B22F2009/044 - CPC Classification

Classification description:

Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by jet milling

Recent Application in this class:
#1
20260148884
2026-05-28

R-T-B BASED PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME

#2
20260120926
2026-04-30

R-T-B BASED PERMANENT MAGNET

#3
20260053378
2026-02-26

BLOOD PRESSURE MEASUREMENT APPARATUS AND METHODS OF USE THEREOF

#4
20260034582
2026-02-05

Refractory Metal Powder for Additive Manufacturing and Method for the Production Thereof

#5
20260031258
2026-01-29

BLOOD PRESSURE MEASUREMENT APPARATUS AND METHODS OF USE THEREOF

#6
20250372287
2025-12-04

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

#7
20250336578
2025-10-30

R-T-B MAGNET AND PREPARATION METHOD

#8
20250218629
2025-07-03

Neodymium-Iron-Boron Magnet Material and Preparation Method Therefor and Application Thereof.

#9
20250201455
2025-06-19

High temperature resistant magnet and a preparation method thereof

#10
20250197977
2025-06-19

R-T-B SINTERED MAGNET

#11
20250095914
2025-03-20

FEEDSTOCK AND HETEROGENEOUS STRUCTURES FOR TOUGH RARE EARTH PERMANENT MAGNETS AND PRODUCTION PROCESS THEREFOR

#12
20250011904
2025-01-09

R-T-B PERMANENT MAGNET

#13
20250006411
2025-01-02

HIGH-REMANENCE NEODYMIUM-IRON-BORON MAGNET, AND PREPARATION METHOD AND USE THEREOF

#14
20250001498
2025-01-02

PREPARATION METHOD OF RARE EARTH PERMANENT MAGNETIC MATERIAL

#15
20240412903
2024-12-12

HIGH-COERCIVITY ND-FE-B SERIES SINTERED MAGNET AND PREPARATION METHOD AND APPLICATION THEREOF

#16
20240363272
2024-10-31

R-T-B BASED SINTERED MAGNET

#17
20240363271
2024-10-31

R-T-B BASED PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME

#18
20240355515
2024-10-24

R-T-B MAGNET AND PREPARATION METHOD THEREFOR

#19
20240351098
2024-10-24

TANTALUM NANOPARTICLE PREPARATION, METHOD FOR PRODUCING TANTALUM NANOPARTICLES AND USE OF THE TANTALUM NANOPARTICLE PREPARATION

#20
20240339251
2024-10-10

NEODYMIUM-IRON-BORON MAGNET AND PREPARATION METHOD THEREFOR

#21
20240331899
2024-10-03

R-T-B BASED PERMANENT MAGNET

#22
20240321491
2024-09-26

R-T-B BASED PERMANENT MAGNET

#23
20240321490
2024-09-26

R-T-B BASED PERMANENT MAGNET

#24
20240287657
2024-08-29

Dual Phase High Entropy Boride-Carbide Composites for Extreme Environments

#25
20240274334
2024-08-15

R-T-B MAGNET AND PREPARATION METHOD THEREOF

#26
20240274333
2024-08-15

LOW-COST HIGH-COERCIVITY LACE-RICH NEODYMIUM-IRON-BORON PERMANENT MAGNET, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#27
20240227002
2024-07-11

SILVER POWDER AND METHOD OF PRODUCING SAME

#28
20240194381
2024-06-13

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

#29
20240194380
2024-06-13

R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF

#30
20240194379
2024-06-13

R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF

#31
20240170206
2024-05-23

METHOD FOR PRODUCING R-T-B BASED SINTERED MAGNET

#32
20240153681
2024-05-09

NEODYMIUM-IRON-BORON MAGNET MATERIAL, PREPARATION METHOD AND USE THEREFOR

#33
20240145137
2024-05-02

MAIN AND AUXILIARY ALLOY-BASED NEODYMIUM-IRON-BORON MAGNET MATERIAL AND PREPARATION METHOD THEREFOR

#34
20240131580
2024-04-25

SILVER POWDER AND METHOD OF PRODUCING SAME

#35
20240127993
2024-04-18

Auxiliary alloy casting piece, high-remanence and high-coercive force NdFeB permanent magnet, and preparation methods thereof

#36
20240112854
2024-04-04

METHOD FOR RECYCLING RARE EARTH ELEMENT-CONTAINING POWDER, AND METHOD FOR PRODUCING RARE EARTH SINTERED MAGNET

#37
20240105368
2024-03-28

R-T-B BASED PERMANENT MAGNET

#38
20240096529
2024-03-21

SINTERED NEODYMIUM-IRON-BORON PERMANENT MAGNET, PREPARATION METHOD AND USE THEREOF

#39
20240071658
2024-02-29

Cerium-Added RE-T-B-M Series Sintered Neodymium-Iron-Boron Magnet

#40
20240038420
2024-02-01

R-T-B BASED PERMANENT MAGNET

#41
20240006099
2024-01-04

RARE-EARTH PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME

#42
20230364677
2023-11-16

ALLOY POWDER, PREPARATION METHOD THEREFOR, AND USE THEREFOR

#43
20230321720
2023-10-12

METHOD OF PREPARING NANO-POROUS POWDER MATERIAL

#44
20230311207
2023-10-05

Copper Powder, and Method for Manufacturing Copper Powder

#45
20230307158
2023-09-28

SINTERED R-T-B BASED MAGNET

#46
20230271224
2023-08-31

Method And Installation For Manufacturing A Starting Material For Producing Rare Earth Magnets

#47
20230219136
2023-07-13

WASTE MAGNET REGENERATION METHOD

#48
20230154657
2023-05-18

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

#49
20230135049
2023-05-04

High-strength R-T-B rare earth permanent magnet and preparation method thereof

#50
20230118859
2023-04-20

R-T-B-BASED PERMANENT MAGNET AND METHOD FOR PRODUCING SAME, MOTOR, AND AUTOMOBILE

#51
20230102274
2023-03-30

Low-cost rare earth magnet and corresponding manufacturing method thereof

#52
20230035214
2023-02-02

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREPARATION METHOD, AND APPLICATION

#53
20230021772
2023-01-26

R-T-B-BASED SINTERED MAGNET AND PREPARATION METHOD THEREFOR

#54
20220384071
2022-12-01

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

#55
20220331762
2022-10-20

STIRRING PROCESS AND STIRRING SYSTEM FOR NEODYMIUM-IRON-BORON POWDER AND PROCESS FOR MANUFACTURING NEODYMIUM-IRON-BORON MAGNETIC STEEL

#56
20220193767
2022-06-23

Zirconium nitride powder and method for producing same

#57
20220189688
2022-06-16

Preparation method for a neodymium-iron-boron magnet

#58
20220165462
2022-05-26

Rare earth permanent magnet material and raw material composition,preparation method therefor and use thereof

#59
20220105522
2022-04-07

Device and method for the addition of liquid additives in the form of a spray during a jet milling step in a process for the manufacture of sintered NdFeB alloy magnets

#60
20210346954
2021-11-11

METAL POWDER FOR LAMINATING AND SHAPING, METHOD OF MANUFACTURING THE SAME, LAMINATING AND SHAPING APPARATUS, AND CONTROL PROGRAM THEREOF

#61
20210319935
2021-10-14

Rare-earth permanent magnet and method of manufacturing the same

#62
20210197264
2021-07-01

Preparation of titanium and titanium alloy powder for 3D printing based on fluidized bed jet milling technique

#63
20210166847
2021-06-03

MANUFACTURING METHOD OF SINTERED ND-FE-B PERMANENT MAGNET

#64
20210027941
2021-01-28

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

#65
20210005380
2021-01-07

Method for manufacturing rare earth permanent magnet

#66
20200406361
2020-12-31

Method for manufacturing rare earth permanent magnet

#67
20200321151
2020-10-08

R-T-B based sintered magnet

#68
20200194171
2020-06-18

Rare earth permanent magnets and their preparation

#69
20200194170
2020-06-18

Rare earth permanent magnets and their preparation

#70
20200030884
2020-01-30

Micro powder for preparing neodymium-iron-boron permanent magnet material, method for preparing powder by target-type jet milling, and powder

#71
20200024693
2020-01-23

MM'X-Y METAL COMPOSITE FUNCTIONAL MATERIAL AND PREPARATION METHOD THEREOF

#72
20190295752
2019-09-26

R-T-B based permanent magnet

#73
20190210104
2019-07-11

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

#74
20190115128
2019-04-18

Feedstock and heterogeneous structure for tough rare earth permanent magnets and production therefor

#75
20190051434
2019-02-14

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

#76
20190027284
2019-01-24

Method and installation for manufacturing a starting material for producing rare earth magnets

#77
20190013122
2019-01-10

R-T-B—Ga-based magnet material alloy and method of producing the same

#78
20180366247
2018-12-20

Preparation of MnBi LTP magnet by direct sintering

#79
20180294095
2018-10-11

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

#80
20180281072
2018-10-04

Method of manufacturing a rare earth magnet alloy powder, a rare earth magnet made therefrom and a powder making device

#81
20180277288
2018-09-27

R-T-B based rare earth magnet

#82
20180221959
2018-08-09

Method of manufacturing a manganese bismuth alloy

#83
20180202029
2018-07-19

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

#84
20180137974
2018-05-17

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

#85
20180114616
2018-04-26

Rare earth magnet

#86
20180108463
2018-04-19

Rare earth magnet

#87
20180082772
2018-03-22

Rare earth magnet

#88
20180061568
2018-03-01

Method for producing sintered R-iron-boron magnet

#89
20180061538
2018-03-01

Rare-earth magnet comprising holmium and tungsten

#90
20180040400
2018-02-08

R-T-B based rare earth permanent magnet

#91
20180025820
2018-01-25

R-T-B BASED SINTERED MAGNET

#92
20180012701
2018-01-11

METHOD FOR PRODUCING RFeB SYSTEM SINTERED MAGNET

#93
20170372823
2017-12-28

Sintered Nd—Fe—B magnet composition and a production method for the sintered Nd—Fe—B magnet

#94
20170333993
2017-11-23

METHOD OF MAKING RARE EARTH PERMANENT MAGNET WITH EXCELLENT MAGNETIC PROPERTY

#95
20170278604
2017-09-28

RFeB SYSTEM SINTERED MAGNET

#96
20170278602
2017-09-28

R-T-B based permanent magnet

#97
20170271929
2017-09-21

Permanent magnet, rotary electrical machine, and vehicle

#98
20170250016
2017-08-31

R-T-B based permanent magnet

#99
20170250015
2017-08-31

R-T-B based permanent magnet

#100
20170250013
2017-08-31

R-T-B based permanent magnet

#101
20170221617
2017-08-03

Cast rare earth-containing alloy sheet, manufacturing method therefor, and sintered magnet

#102
20170221616
2017-08-03

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

#103
20170213627
2017-07-27

Sintered magnet composition without heavy rare earth element and a method of making the sintered magnet

#104
20170186534
2017-06-29

Rare earth permanent magnets and their preparation

#105
20170170695
2017-06-15

RING MAGNET FOR SPM MOTOR, PRODUCTION METHOD FOR RING MAGNET FOR SPM MOTOR, SPM MOTOR, AND PRODUCTION METHOD FOR SPM MOTOR

#106
20170140855
2017-05-18

R-T-B based sintered magnet

#107
20170103851
2017-04-13

SINTERED NDFEB MAGNET AND METHOD FOR MANUFACTURING THE SAME

#108
20170103837
2017-04-13

NdFeB magnet containing cerium and manufacturing method thereof

#109
20170098497
2017-04-06

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

#110
20170098496
2017-04-06

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

#111
20170062105
2017-03-02

Rare earth permanent magnet material and manufacturing method thereof

#112
20170062104
2017-03-02

Preparation of rare earth permanent magnet material

#113
20160314945
2016-10-27

Sputtering target of sintered Sb—Te-based alloy

#114
20160307676
2016-10-20

Rare earth permanent magnetic material and method of preparing the same

#115
20160297028
2016-10-13

RFeB-BASED SINTERED MAGNET PRODUCTION METHOD AND RFeB-BASED SINTERED MAGNETS

#116
20160293306
2016-10-06

Production method of rare earth sintered magnet and production device used in the production method

#117
20160190421
2016-06-30

Method for producing a thermoelectric object for a thermoelectric conversion device

#118
20150364234
2015-12-17

Manufacturing method of rare earth magnet based on heat treatment of fine powder

#119
20150340136
2015-11-26

Manufacturing method of an alloy powder for rare earth magnet and the rare earth magnet based on heat treatment

#120
20150270471
2015-09-24

Formation of bismuth strontium calcium copper oxide superconductors

#121
20150270040
2015-09-24

Permanent magnet, motor, and generator

#122
20150270039
2015-09-24

Permanent magnet, motor, and generator

#123
20150243433
2015-08-27

Method for producing neodymium-iron-boron rare earth permanent magnetic material

#124
20150239048
2015-08-27

MANUFACTURING METHOD OF RARE EARTH MAGNET ALLOY POWDER, RARE EARTH MAGNET AND A POWDER MAKING DEVICE

#125
20140318316
2014-10-30

Rare earth based sintered magnet

#126
20140314610
2014-10-23

Method for producing a thermoelectric object for a thermoelectric conversion device

#127
20130309122
2013-11-21

Producing method of R-T-B-based sintered magnet

#128
20130076184
2013-03-28

Permanent magnet and manufacturing method thereof, and motor and generator using the same

#129
20120299676
2012-11-29

CORROSION-RESISTANT MAGNET AND METHOD FOR PRODUCING THE SAME

#130
20120280775
2012-11-08

RARE EARTH PERMANENT MAGNETS AND THEIR PREPARATION

#131
20120229240
2012-09-13

R-Fe-B RARE EARTH SINTERED MAGNET AND METHOD FOR PRODUCING SAME

#132
20120176211
2012-07-12

Sintered NdFeB magnet and method for manufacturing the same

#133
20120112862
2012-05-10

Rare earth magnet and method for manufacturing same

#134
20120037070
2012-02-16

Discharge surface treatment electrode and method of manufacturing the same

#135
20110241810
2011-10-06

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

#136
20110171056
2011-07-14

Powders for rare earth magnets, rare earth magnets and methods for manufacturing the same

#137
20110150691
2011-06-23

Preparation of rare earth permanent magnet material

#138
20110103997
2011-05-05

ATTRITED TITANIUM POWDER

#139
20110062372
2011-03-17

RARE EARTH MAGNETIC MATERIALS AND METHODS THEREOF

#140
20110000586
2011-01-06

Rare earth magnet and its preparation

#141
20100310408
2010-12-09

Method of manufacturing permanent magnet

#142
20090090435
2009-04-09

Process for Producing Magnetic Powder and Process for Producing Dust Core

#143
20090035170
2009-02-05

R-T-B TYPE ALLOY AND PRODUCTION METHOD THEREOF, FINE POWDER FOR R-T-B TYPE RARE EARTH PERMANENT MAGNET, AND R-T-B TYPE RARE EARTH PERMANENT MAGNET

#144
20080286595
2008-11-20

R—Fe—B rare earth sintered magnet and method for producing same

#145
20080245442
2008-10-09

Preparation of rare earth permanent magnet material

#146
20080241568
2008-10-02

Manufacturing method of metal product and metal product

#147
20080050581
2008-02-28

Rare Earth Magnet and Method for Manufacturing Same

#148
20080031766
2008-02-07

Attrited titanium powder

#149
20070266822
2007-11-22

Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet

#150
20070175544
2007-08-02

Alloy lump for R-T-B type sintered magnet, producing method thereof, and magnet

#151
20070095438
2007-05-03

R-T-B type alloy, production method of R-T-B type alloy flake, fine powder for R-T-B type rare earth permanent magnet, and R-T-B type rare earth permanent magnet

#152
20070089806
2007-04-26

Powders for rare earth magnets, rare earth magnets and methods for manufacturing the same

#153
20070068793
2007-03-29

Electrode for discharge surface treatment, manufacturing method for electrode for discharge surface treatment, discharge surface treatment apparatus, and discharge surface treatment method

#154
20060213583
2006-09-28

Rare earth permanent magnet

#155
20050173025
2005-08-11

Rare earth sintered magnet, and method for improving mechanical strength and corrosion resistance thereof

#156
20050028892
2005-02-10

Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet