ClassID:

119731

C22C33/0264 - CPC Classification

Classification description:

Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%

Sub-classes:
Recent Application in this class:
#1
20260131376
2026-05-14

LOW-SULFUR GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#2
20260054312
2026-02-26

TREATING COOLING WATER IN IRON PRODUCTION FACILITIES, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#3
20260048434
2026-02-19

LOW-CARBON GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#4
20260034581
2026-02-05

USE OF RESIDUAL IRON WITHIN GRANULATED METALLIC UNIT PRODUCTION FACILITIES, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#5
20260001124
2026-01-01

CONTINUOUS GRANULATED METALLIC UNITS PRODUCTION, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#6
20250353076
2025-11-20

USE OF A BASIC OXYGEN FURNACE TO PRODUCE GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#7
20250083980
2025-03-13

TREATING COOLING WATER IN IRON PRODUCTION FACILITIES, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#8
20250083232
2025-03-13

CONTINUOUS GRANULATED METALLIC UNITS PRODUCTION, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#9
20250083231
2025-03-13

USE OF RESIDUAL IRON WITHIN GRANULATED METALLIC UNIT PRODUCTION FACILITIES, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#10
20250083230
2025-03-13

USE OF A BASIC OXYGEN FURNACE TO PRODUCE GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#11
20250083224
2025-03-13

LOW-CARBON GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#12
20250083223
2025-03-13

LOW-SULFUR GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#13
20240209905
2024-06-27

TWO-WAY CLUTCH ASSEMBLY

#14
20230250519
2023-08-10

Iron based powder

#15
20220275488
2022-09-01

Method for manufacturing magnetic alloy powder having certain element distributions in thickness direction

#16
20210277963
2021-09-09

Two-way clutch assembly

#17
20210197258
2021-07-01

Powder mixture for powder metallurgy and method for producing powder mixture for powder metallurgy

#18
20210162498
2021-06-03

Sintered material and method of manufacturing sintered material

#19
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

#20
20210138547
2021-05-13

Partially diffusion-alloyed steel powder

#21
20210115541
2021-04-22

High-strength steel sheet and method for manufacturing same

#22
20210046543
2021-02-18

Iron based powder

#23
20210002748
2021-01-07

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

#24
20200391288
2020-12-17

Sintered valve guide and method for producing same

#25
20200338637
2020-10-29

Powder mixture for powder metallurgy and method of manufacturing same

#26
20200277689
2020-09-03

Magnetic alloy powder and method for manufacturing same, as well as coil component made of magnetic alloy powder and circuit board carrying same

#27
20190237229
2019-08-01

Soft magnetic alloy and magnetic device

#28
20190210105
2019-07-11

IRON-BASED SINTERED POWDER METAL FOR WEAR RESISTANT APPLICATIONS

#29
20190178312
2019-06-13

Two-way clutch assembly

#30
20190127828
2019-05-02

Additive manufacturing process and powder material therefor

#31
20190111478
2019-04-18

Nanostructure self-dispersion and self-stabilization in molten metals

#32
20190084039
2019-03-21

Powder metal composition for easy machining

#33
20190062883
2019-02-28

Mixed magnetic powders and the electronic device using the same

#34
20180326490
2018-11-15

Method of producing sintered and forged member

#35
20180301259
2018-10-18

Transformation enabled nitride magnets absent rare earths and a process of making the same

#36
20180274068
2018-09-27

Mixed magnetic powders and the electronic device using the same

#37
20180193908
2018-07-12

Mixed powder for powder metallurgy, sintered body, and method of manufacturing sintered body

#38
20180009030
2018-01-11

Gear, deceleration device, robot, and moving object

#39
20170349981
2017-12-07

Iron-based alloy powder for powder metallurgy, and sinter-forged member

#40
20170283920
2017-10-05

Mixed magnetic powders and the electronic device using the same

#41
20170275740
2017-09-28

Pre-alloyed iron-based powder, an iron-based powder mixture containing the pre-alloyed iron-based powder and a method for making pressed and sintered components from the iron-based powder mixture

#42
20170259340
2017-09-14

Alloy steel powder for powder metallurgy, and sintered body

#43
20170144227
2017-05-25

Method of producing atomized metal powder

#44
20170130306
2017-05-11

Free-machining powder metallurgy steel articles and method of making same

#45
20160369881
2016-12-22

Sintered machine part and method of manufacturing the same

#46
20160336104
2016-11-17

Magnetic core and coil component using same

#47
20160260530
2016-09-08

Short-process method for preparing sintered NdFeB magnets with high magnetic properties recycling from NdFeB sludge

#48
20160258044
2016-09-08

LOW ALLOYED STEEL POWDER

#49
20160193659
2016-07-07

Green compact of sintered connecting rod using different kind of powder and method of manufacturing the same

#50
20160186853
2016-06-30

Sintered pulley

#51
20160136729
2016-05-19

Method for producing a steel shaped body

#52
20160136727
2016-05-19

Alloy steel powder for powder metallurgy and method of producing iron-based sintered body

#53
20150364235
2015-12-17

Soft magnetic member, reactor, powder for dust core, and method of producing dust core

#54
20150352638
2015-12-10

Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump

#55
20150314366
2015-11-05

Steel for mold, and mold

#56
20150284830
2015-10-08

INOCULANT ALLOY FOR THICK CAST-IRON PARTS

#57
20150187476
2015-07-02

Soft magnetic powder core

#58
20150167815
2015-06-18

Synchronizer hub for vehicles and method for manufacturing the same

#59
20150093274
2015-04-02

Powder metal scrolls with modified tip designs

#60
20150011355
2015-01-08

Powered metal variator components

#61
20140341771
2014-11-20

Machinability improving composition

#62
20140301886
2014-10-09

Iron-based sintered powder metal for wear resistant applications

#63
20140290434
2014-10-02

Transformation enabled nitride magnets absent rare earths and a process of making the same

#64
20140105778
2014-04-17

Method of manufacturing control finger using metal powder injection molding

#65
20140085039
2014-03-27

Soft magnetic powder

#66
20130302202
2013-11-14

Iron based powders for powder injection molding

#67
20130210687
2013-08-15

Mixed powder for powder metallurgy and process for producing same

#68
20130145878
2013-06-13

SCISSORS GEAR STRUCTURE AND MANUFACTURING METHOD THEREOF

#69
20130068582
2013-03-21

SYNCHRONIZER SLEEVE AND MANUFACTURING METHOD THEREOF

#70
20130028780
2013-01-31

Iron-based sintered powder metal for wear resistant applications

#71
20120321500
2012-12-20

Free-machining powder metallurgy steel articles and method of making same

#72
20120264564
2012-10-18

POWDERED METAL VARIATOR COMPONENTS

#73
20120255398
2012-10-11

Vanadium-containing powder metallurgical powders and methods of their use

#74
20120219450
2012-08-30

Iron based powder composition

#75
20120128522
2012-05-24

Components for exhaust system, methods of manufacture thereof and articles comprising the same

#76
20120111146
2012-05-10

Iron-based mixed powder for powder metallurgy

#77
20120082587
2012-04-05

High strength low alloyed sintered steel

#78
20120082585
2012-04-05

Sintered material for valve guides and production method therefor

#79
20120082584
2012-04-05

Sintered material for valve guides and production method therefor

#80
20120082583
2012-04-05

Production method for sintered member

#81
20120060797
2012-03-15

Fuel injector clamp

#82
20110318214
2011-12-29

Iron vanadium powder alloy

#83
20110314965
2011-12-29

METAL POWDER FOR POWDER METALLURGY AND SINTERED BODY

#84
20110283832
2011-11-24

Compositions and methods for improved dimensional control in ferrous powder metallurgy applications

#85
20110265602
2011-11-03

Lubricant for powder metallurgical compositions

#86
20110262294
2011-10-27

Machinability improving composition

#87
20110230306
2011-09-22

VARIATOR

#88
20110176950
2011-07-21

METHOD FOR PRODUCING SINTERED COMPACT BY POWDER METALLURGY

#89
20110103995
2011-05-05

Iron-based pre-alloyed powder

#90
20110091344
2011-04-21

Iron-based sintered powder metal for wear resistant applications

#91
20110008639
2011-01-13

Method of producing a sinter-hardened component

#92
20100319650
2010-12-23

FUNCTIONALLY GRADED POWDER METAL COMPONENTS

#93
20100316521
2010-12-16

LOW ALLOYED STEEL POWDER

#94
20100310405
2010-12-09

FERROUS SINTERED ALLOY, PROCESS FOR PRODUCING FERROUS SINTERED ALLOY AND CONNECTING ROD

#95
20100284239
2010-11-11

Method for mixing raw material powder for powder metallurgy and method for producing raw material powder for powder metallurgy

#96
20100278681
2010-11-04

Iron-based steel powder composition, method for producing a sintered component and component

#97
20100255332
2010-10-07

Iron-based powder for powder metallurgy

#98
20100233014
2010-09-16

Iron-based powder combination

#99
20100229386
2010-09-16

Powder metal scrolls and sinter-brazing methods for making the same

#100
20100154588
2010-06-24

IRON-BASED POWDER AND COMPOSITION THEREOF

#101
20100116088
2010-05-13

High-strength composition iron powder and sintered part made therefrom

#102
20100080725
2010-04-01

Production method for sintered valve guide

#103
20100074790
2010-03-25

Iron-based sintered alloy, iron-based sintered-alloy member and production process for them

#104
20100068547
2010-03-18

Free-machining powder metallurgy steel articles and method of making same

#105
20100043927
2010-02-25

Alloy composition, Fe-based nano-crystalline alloy and forming method of the same and magnetic component

#106
20100035077
2010-02-11

Powder metal forging and method and apparatus of manufacture

#107
20090311122
2009-12-17

POWDER FORGED MEMBER, POWDER MIXTURE FOR POWDER FORGING, METHOD FOR PRODUCING POWDER FORGED MEMBER, AND FRACTURE SPLIT TYPE CONNECTING ROD USING THE SAME

#108
20090252640
2009-10-08

STEEL ALLOY, A HOLDER OR A HOLDER DETAIL FOR A PLASTIC MOULDING TOOL, A TOUGH HARDENED BLANK FOR A HOLDER OR HOLDER DETAIL, A PROCESS FOR PRODUCING A STEEL ALLOY

#109
20090114046
2009-05-07

Iron-base sintered part, manufacturing method of iron-base sintered part and actuator

#110
20090041608
2009-02-12

IRON-BASED POWDER MIXTURE, AND METHOD OF MANUFACTURING IRON-BASED COMPACTED BODY AND IRON-BASED SINTERED BODY

#111
20080233421
2008-09-25

Iron-based sintered material and production method thereof

#112
20080193320
2008-08-14

Manufacture and measuring of automotive components

#113
20080176093
2008-07-24

Powdered metal variator components

#114
20080138642
2008-06-12

Iron-based sintered compact and method for production thereof

#115
20080114198
2008-05-15

Iron powder for organic chlorinated compound decomposition and detoxifying treatment method using the same

#116
20080095654
2008-04-24

Manufacture of clutch components

#117
20080025866
2008-01-31

Iron-Based Sintered Alloy, Iron-Based Sintered-Alloy Member and Production Process for Them

#118
20080025863
2008-01-31

High carbon surface densified sintered steel products and method of production therefor

#119
20070269334
2007-11-22

MULTIPLE PART COMPACTION

#120
20070231180
2007-10-04

Metallic powder for powder metallurgy whose main component is iron and iron-based sintered body

#121
20070154339
2007-07-05

Iron-based sintered alloy and manufacturing method thereof

#122
20070081913
2007-04-12

Iron base sintered alloy having highly densified and hardened surface, and producing method thereof

#123
20070048169
2007-03-01

Method of making powder metal parts by surface densification

#124
20070006949
2007-01-11

Steel alloy, holders and holder details for plastic moulding tools, and tough hardened blanks for holders and holder details

#125
20060182648
2006-08-17

AUSTEMPERING/MARQUENCHING POWDER METAL PARTS

#126
20060171838
2006-08-03

Sintered sprocket for silent chain and production method therefor

#127
20060099105
2006-05-11

Pre-alloyed iron based powder

#128
20060086204
2006-04-27

Impact of copper and carbon on mechanical properties of iron-carbon-copper alloys for powder metal forging applications

#129
20060081089
2006-04-20

Sintered alloys for cam lobes and other high wear articles

#130
20060002812
2006-01-05

Sintered metal parts and method for the manufacturing thereof

#131
20050271540
2005-12-08

Iron-based sintered compact and method for production thereof

#132
20050166709
2005-08-04

Metal powder for powder metallurgy and iron-based sintered compact

#133
20050123432
2005-06-09

Method of producing powder metal parts

#134
20050112375
2005-05-26

Metallurgical powder compositions and articles and methods utilizing the same

#135
20050039575
2005-02-24

Sintered sprocket for silent chain and production method therefor

#136
20050028641
2005-02-10

Sintered sprocket for silent chain and production method therefor