ClassID:

40210

B22F2201/30 - CPC Classification

Classification description:

Treatment under specific atmosphere Carburising atmosphere

Recent Application in this class:
#1
20240416421
2024-12-19

METHODS FOR HARDENING SELECT PORTIONS OF METAL ARTICLES, ADDITIVE MANUFACTURING SYSTEMS ASSOCIATED THEREWITH, AND METAL ARTICLES

#2
20240181526
2024-06-06

METHOD OF MAKING A POWDER FOR ADDITIVE MANUFACTURING

#3
20240157439
2024-05-16

Process for manufacturing toroid parts

#4
20230415112
2023-12-28

Systems and methods for nanofunctionalization of powders

#5
20230063455
2023-03-02

3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION

#6
20220219235
2022-07-14

Method and device for producing material powder

#7
20220213584
2022-07-07

Variable Diffusion Carburizing Method

#8
20210354199
2021-11-18

Process for manufacturing toroid parts

#9
20210301362
2021-09-30

3D printable hard ferrous metallic alloys for powder bed fusion

#10
20200047254
2020-02-13

Method for Manufacturing Iron-based Powder Metallurgical Parts

#11
20190048461
2019-02-14

Method for forming a silver/carbon nanocomposite coating

#12
20180272426
2018-09-27

Systems and methods for nanofunctionalization of powders

#13
20180119239
2018-05-03

3D printable hard ferrous metallic alloys for powder bed fusion

#14
20170216914
2017-08-03

Conductive filler, method for manufacturing conductive filler, and conductive paste

#15
20170182558
2017-06-29

Use of reactive fluids in additive manufacturing and the products made therefrom

#16
20160222502
2016-08-04

Method for the preparation of Ag/C nanocomposite films by laser-induced carbonization of alkane

#17
20130145878
2013-06-13

SCISSORS GEAR STRUCTURE AND MANUFACTURING METHOD THEREOF

#18
20120251377
2012-10-04

METHOD FOR ENHANCING STRENGTH AND HARDNESS OF POWDER METALLURGY STAINLESS STEEL

#19
20120247028
2012-10-04

HARD-METAL BODY

#20
20110185851
2011-08-04

Fine composite metal particles and their production method, micro-bodies, and magnetic beads

#21
20110159181
2011-06-30

Fine composite metal particles and their production method, micro-bodies, and magnetic beads

#22
20110109020
2011-05-12

High strength hard alloy and method of preparing the same

#23
20110020661
2011-01-27

Fe—Si—La alloy having excellent magneto-caloric properties

#24
20110008639
2011-01-13

Method of producing a sinter-hardened component

#25
20100317750
2010-12-16

Process and catalyst for production of mixed alcohols from synthesis gas

#26
20100316521
2010-12-16

LOW ALLOYED STEEL POWDER

#27
20100278681
2010-11-04

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

#28
20100272999
2010-10-28

Phlegmatized metal powder or alloy powder and method and reaction vessel for the production thereof

#29
20100239863
2010-09-23

Spherical particles having nanometer size, crystalline structure, and good sphericity and method for producing the same

#30
20100184582
2010-07-22

Mixed powder and sintered body, mixed cermet powder and cermet, and fabrication methods thereof

#31
20100108399
2010-05-06

Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring tools including such particles, and methods of forming such particles, materials, and tools

#32
20100101368
2010-04-29

Method for making functionally graded cemented tungsten carbide with engineered hard surface

#33
20100072430
2010-03-25

Compositions of carbon nanosheets and process to make the same

#34
20090263646
2009-10-22

Drill bits comprising dual-phase tungsten carbide material

#35
20090176179
2009-07-09

METHOD FOR SINTERING STEEL

#36
20090114046
2009-05-07

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

#37
20080187778
2008-08-07

Cemented carbide body

#38
20080038555
2008-02-14

Method for producing spherical particles having nanometer size, crystalline structure, and good sphericity

#39
20070258843
2007-11-08

METALLIC IRON NUGGETS

#40
20070227301
2007-10-04

Metallic iron nuggets

#41
20070224075
2007-09-27

Forged carburized powder metal part and method

#42
20070214911
2007-09-20

Manufacturing method for ultra fine composite powder of tungsten carbide and cobalt

#43
20070151417
2007-07-05

FINE COMPOSITE METAL PARTICLES AND THEIR PRODUCTION METHOD, MICRO-BODIES, AND MAGNETIC BEADS

#44
20070144307
2007-06-28

Fine composite metal particles and their production method, micro-bodies, and magnetic beads

#45
20070110607
2007-05-17

High strength hard alloy and method of preparing the same

#46
20070099081
2007-05-03

Non-aqueous electrolyte secondary battery

#47
20070085053
2007-04-19

Process for preparing superparamagnetic transition metal nanoparticles

#48
20070084308
2007-04-19

Process for producing ultrafine particles

#49
20070079905
2007-04-12

Dual-phase hard material comprising tungsten carbide, process for the production thereof and its use

#50
20070020477
2007-01-25

Cemented carbide body

#51
20060248981
2006-11-09

Granular metallic iron

#52
20060070495
2006-04-06

Granular metallic iron

#53
20050181202
2005-08-18

Fine composite metal particles and their production method, micro-bodies, and magnetic beads

#54
17888977
2025-04-29

Method for manufacturing combination or compound gears

#55
16156557
2019-01-08

Method of preparing core/shell nanocomposite thin films