ClassID:

118954

C21D1/74 - CPC Classification

Classification description:

General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material

Sub-classes:
Recent Application in this class:
#1
20260015686
2026-01-15

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

#2
20260015685
2026-01-15

Press hardening method

#3
20250388989
2025-12-25

METHOD FOR HEATING STEEL SHEET, METHOD FOR PRODUCING COATED STEEL SHEET, DIRECT FIRED FURNACE, AND CONTINUOUS HOT-DIP GALVANIZING FACILITY

#4
20250376752
2025-12-11

NITROGEN ASSISTED HARDENING OF AN ARTICLE

#5
20250364165
2025-11-27

SOFT MAGNETIC STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#6
20250361575
2025-11-27

SOFT MAGNETIC ALLOY AND METHOD FOR PRODUCING SOFT MAGNETIC ALLOY

#7
20250346971
2025-11-13

HIGH-VANADIUM HIGH-SPEED STEEL AND PREPARATION METHOD THEREFOR, AND USE THEREOF

#8
20250333829
2025-10-30

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND ELECTRIC RESISTANCE SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFOR

#9
20250236925
2025-07-24

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME

#10
20250207229
2025-06-26

ELECTRICAL STEELS

#11
20250179601
2025-06-05

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME

#12
20250146093
2025-05-08

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME

#13
20250101561
2025-03-27

GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#14
20250075281
2025-03-06

BRAKE DISC AND MANUFACTURING METHOD THEREOF

#15
20250059618
2025-02-20

NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME

#16
20250059616
2025-02-20

DOUBLE ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#17
20250037912
2025-01-30

NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#18
20250035607
2025-01-30

Method for evaluating the hydrogen content in a steel sheet

#19
20250022639
2025-01-16

NON-ORIENTED ELECTRICAL STEEL SHEET, IRON CORE AND MOTOR CORE, AND METHOD FOR MANUFACTURING IRON CORE AND MOTOR CORE

#20
20250003022
2025-01-02

COLD ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#21
20240410029
2024-12-12

ANNEALING FACILITY FOR ELECTRICAL STEEL SHEET, FINISH ANNEALING METHOD AND PRODUCTION METHOD OF ELECTRICAL STEEL SHEET, AND NON-ORIENTED ELECTRICAL STEEL SHEET

#22
20240344186
2024-10-17

STEEL WIRE FOR SPRINGS

#23
20240344171
2024-10-17

METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMITE ORE AND LOW CARBON FERROCHROME PRODUCED THEREBY

#24
20240309482
2024-09-19

COLD-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF

#25
20240301530
2024-09-12

METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROALLOY FROM CHROMITE ORE

#26
20240294999
2024-09-05

BLACK COLOR PLATED STEEL SHEET, AND MANUFACTURING METHOD THEREOF

#27
20240287634
2024-08-29

METHOD FOR PRODUCING AN OXIDATION PROTECTION COATING AT LEAST IN REGIONS ON A COMPONENT OF A THERMAL GAS TURBINE

#28
20240282491
2024-08-22

METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#29
20240271285
2024-08-15

COMPONENT WITH INTEGRATED ALUMINUM DIFFUSION LAYER AND ALUMINUM OXIDE LAYER

#30
20240271239
2024-08-15

PROCESS FOR OBTAINING A FINE-GRAINED MARTENSITIC STRUCTURE COMPONENT

#31
20240249863
2024-07-25

METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#32
20240232453
2024-07-11

METHOD FOR PREDICTING THE PERFORMANCE OF NOVEL INTERMETALLICS

#33
20240229212
2024-07-11

HOT DIP GALVANNEALED STEEL SHEET

#34
20240229182
2024-07-11

HOT DIP GALVANIZED ULTRA-HIGH STRENGTH STEEL SHEETS WITH HIGH FLATNESS

#35
20240218491
2024-07-04

STEEL SHEET AND PLATED STEEL SHEET

#36
20240213863
2024-06-27

HEAT TREATMENT FURNACE AND HEAT TREATMENT METHOD

#37
20240212900
2024-06-27

ELECTRICAL STEEL SHEET COMPOSED OF (001) TEXTURE, AND MANUFACTURING METHOD THEREFOR

#38
20240203622
2024-06-20

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#39
20240186042
2024-06-06

GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#40
20240186041
2024-06-06

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MAGNETIC-DOMAIN-REFINEMENT THEREOF

#41
20240186039
2024-06-06

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR FORMING INSULATING COATING

#42
20240135052
2024-04-25

METHOD FOR PREDICTING THE PERFORMANCE OF NOVEL INTERMETALLICS

#43
20240133004
2024-04-25

IRON ALLOYS

#44
20240110257
2024-04-04

GALVANNEALED STEEL SHEET

#45
20240105369
2024-03-28

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

#46
20240102124
2024-03-28

High-resistance steel strip comprising a temperature homogenisation chamber

#47
20240102123
2024-03-28

METHOD FOR MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET, AND NON-ORIENTED ELECTRICAL STEEL SHEET MANUFACTURED THEREBY

#48
20240102122
2024-03-28

NON-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING SAME

#49
20240102120
2024-03-28

METHOD FOR LASER HARDENING OF A CARD WIRE

#50
20240093327
2024-03-21

CONTINUOUS ANNEALER FOR WIRE

#51
20240093321
2024-03-21

METHODS AND SYSTEMS FOR VACUUM AND OIL AUSTEMPERING IN PRODUCING BAINITE

#52
20240047106
2024-02-08

Non-oriented electrical steel sheet

#53
20240043953
2024-02-08

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND ELECTRIC RESISTANCE SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFOR

#54
20240038422
2024-02-01

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#55
20240035531
2024-02-01

LIGHTWEIGHT BRAKE DISC WITH MAXIMIZED HEAT DISSIPATION PERFORMANCE AND MANUFACTURING METHOD THEREOF

#56
20240035515
2024-02-01

BEARING PART AND ROLLING BEARING

#57
20240026488
2024-01-25

GALVANIZED STEEL SHEET WITH EXCELLENT SURFACE QUALITY AND ELECTRICAL RESISTANCE SPOT WELDABILITY AND METHOD FOR MANUFACTURING SAME

#58
20240018676
2024-01-18

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT PLATING QUALITY, STEEL SHEET FOR PLATING, AND METHODS FOR MANUFACTURING SAME

#59
20240011121
2024-01-11

PRODUCTION METHOD FOR NON-ORIENTED SILICON STEEL AND NON-ORIENTED SILICON STEEL

#60
20240011120
2024-01-11

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFOR

#61
20240011115
2024-01-11

STEEL SHEET FOR ENAMEL AND METHOD OF MANUFACTURING THE SAME

#62
20240003032
2024-01-04

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET WITH EXCELLENT PLATING QUALITY, STEEL SHEET FOR PLATING, AND MANUFACTURING METHODS THEREFOR

#63
20240002991
2024-01-04

Hot-dip Zn-based plated steel sheet

#64
20230415453
2023-12-28

Surface-treated steel sheet

#65
20230407510
2023-12-21

Surface-treated steel sheet

#66
20230407485
2023-12-21

Alloyed galvanized steel sheet, electrodeposition-coated steel sheet, automotive part, method of producing electrodeposition-coated steel sheet, and method of producing alloyed galvanized steel sheet

#67
20230407448
2023-12-21

PLATED STEEL

#68
20230407447
2023-12-21

Galvanized steel sheet, electrodeposition-coated steel sheet, automotive part, method of producing electrodeposition-coated steel sheet, and method of producing galvanized steel sheet

#69
20230399718
2023-12-14

METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMITE ORE AND LOW CARBON FERROCHROME PRODUCED THEREBY

#70
20230395300
2023-12-07

WOUND CORE

#71
20230392244
2023-12-07

Steel wire

#72
20230383790
2023-11-30

ROLLING MEMBER AND ROLLING BEARING

#73
20230383788
2023-11-30

BEARING ASSEMBLY

#74
20230383392
2023-11-30

Plated steel sheet for automobile structural members

#75
20230257865
2023-08-17

Method for reinforcing a steel component by carbonitriding

#76
20230203613
2023-06-29

Low-Cost Non-Oriented Electrical Steel Plate With Extremely Low Aluminum Content and Manufacturing Method Therefor

#77
20230193442
2023-06-22

METHOD FOR THE PREOXIDATION OF STRIP STEEL IN A REACTION CHAMBER ARRANGED IN A FURNACE CHAMBER

#78
20230017287
2023-01-19

DEVICE AND METHOD FOR HEAT TREATMENT OF STEELS, INCLUDING A WET COOLING

#79
20230014843
2023-01-19

DEVICE AND METHOD FOR HEAT TREATMENT OF STEELS, INCLUDING A WET COOLING

#80
20220403480
2022-12-22

Continuous hot dip galvanizing apparatus

#81
20220380863
2022-12-01

Press hardening method

#82
20220220999
2022-07-14

Guiding member, mechanical system comprising such a guiding member, and method for producing such a guiding member

#83
20220193775
2022-06-23

Alloy composition, method and apparatus therefor

#84
20220090226
2022-03-24

METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#85
20220064756
2022-03-03

Method and system for producing low carbon ferroalloy from chromite ore

#86
20220056548
2022-02-24

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

#87
20220033931
2022-02-03

COOLING METHOD AND DEVICE FOR COOLING A WIRE AND CORRESPONDING WIRE-PROCESSING INSTALLATION

#88
20220033930
2022-02-03

Annealing line for a steel strip

#89
20220024181
2022-01-27

Hot-dip galvanized steel sheet having excellent surface appearance and low-temperature bonding brittleness

#90
20220018394
2022-01-20

Bearing assembly

#91
20220017981
2022-01-20

Method for forming aluminum alloy thin-walled curved part by ultra-low temperature gradient drawing

#92
20210254198
2021-08-19

Boron-based amorphous alloys and preparation method thereof

#93
20210198760
2021-07-01

Method for improving both strength and ductility of a press-hardening steel

#94
20210138544
2021-05-13

PROCESS FOR THE TREATMENT OF AN OPTIMISED STEEL MATERIAL

#95
20210102283
2021-04-08

Steel for nitrocarburizing and nitrocarburized component, and methods of producing same

#96
20210032713
2021-02-04

METHOD OF PRODUCTION OF STEEL PARTS BY QUENCHING WITH TEMPERATURE EQUALIZATION AT MS

#97
20200407833
2020-12-31

Zinc-plated steel sheet for hot stamping and production method therefor

#98
20200354807
2020-11-12

Galvannealed steel sheet

#99
20200299799
2020-09-24

Method for producing galvannealed steel sheet, and continuous hot dip galvanizing apparatus

#100
20200216927
2020-07-09

Hot dipped high manganese steel and manufacturing method therefor

#101
20200173008
2020-06-04

Method and arrangement for processing articles

#102
20200157671
2020-05-21

Hot dipped medium manganese steel and manufacturing method therefor

#103
20200048754
2020-02-13

LOW PRESSURE INDUCTION CARBURIZATION

#104
20200040425
2020-02-06

Sealing device

#105
20200040416
2020-02-06

Assembly component

#106
20190390295
2019-12-26

Hot pressed part and method of manufacturing same

#107
20190389757
2019-12-26

POST-MANUFACTURING PROCESSES FOR SUBMERGED COMBUSTION BURNER

#108
20190323105
2019-10-24

Grain-oriented electrical steel sheet and manufacturing method therefor

#109
20190305328
2019-10-03

Stainless steel sheet for fuel cell separators, and production method therefor

#110
20190296369
2019-09-26

Stainless steel sheet for fuel cell separators, and production method therefor

#111
20190226074
2019-07-25

Concurrent flow of activating gas in low temperature carburization

#112
20190194774
2019-06-27

Cold-rolled high-strength steel plate having excellent phosphating performance and formability and manufacturing method therefor

#113
20190161848
2019-05-30

Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheet

#114
20190151951
2019-05-23

Austenitic stainless steel workpiece

#115
20190119777
2019-04-25

Method and furnace installation for heat treating metal strip

#116
20190112697
2019-04-18

ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING THE SAME

#117
20190112679
2019-04-18

Surface hardening of cemented carbide body

#118
20190085424
2019-03-21

Heat treatment apparatus, heat treatment method for steel workpiece, and hot bending method for steel workpiece

#119
20190085421
2019-03-21

Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet

#120
20190078173
2019-03-14

Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet

#121
20190009317
2019-01-10

Endless metal ring manufacturing method and endless metal ring resin removal device

#122
20190009316
2019-01-10

Endless metal ring manufacturing method and endless metal ring resin removal device

#123
20190003029
2019-01-03

Aluminum-iron alloy-coated steel sheet for hot press forming, having excellent hydrogen delayed fracture resistance, peeling resistance, and weldability and hot-formed member using same

#124
20190002998
2019-01-03

Low Alloy Steels with Enhanced Toughness and Fatigue Strength at High Hardness

#125
20180363123
2018-12-20

Method and facility for carbonitriding one or more steel parts under low pressure and at a high temperature

#126
20180313447
2018-11-01

Piston rings in cast tool steels and process for the manufacture thereof

#127
20180291476
2018-10-11

High-strength steel sheet and method for manufacturing the same

#128
20180265958
2018-09-20

Steel compositions and solution nitriding of stainless steel thereof

#129
20180265945
2018-09-20

Continuous annealing method for low coercive force cold-rolled electromagnetic pure iron plate and strip

#130
20180237892
2018-08-23

Non-scaling heat-treatable steel and method for producing a non-scaling component from said steel

#131
20180237882
2018-08-23

Austenitic stainless steel foil

#132
20180229476
2018-08-16

Stainless steel foil

#133
20180202018
2018-07-19

Grain-oriented electrical steel sheet and method for producing the same

#134
20180195145
2018-07-12

Method of producing martensitic stainless steel strip

#135
20180179606
2018-06-28

DUPLEX STAINLESS STEEL HAVING EXCELLENT CORROSION RESISTANCE AND METHOD FOR MANUFACTURING THE SAME

#136
20180066350
2018-03-08

Method and arrangement for processing articles

#137
20180066333
2018-03-08

Non-oriented electrical steel sheet, production method therefor, and motor core

#138
20180023182
2018-01-25

Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheet

#139
20180017374
2018-01-18

Device and method for determining the loss on ignition of at least part of an iron and steel product

#140
20180010241
2018-01-11

Sputtering target and/or coil, and process for producing same

#141
20180002774
2018-01-04

METHOD, FURNACE INSTALLATION AND SYSTEM FOR THE HOT STAMPING OF WORKPIECES

#142
20170362695
2017-12-21

Surface treatment method and surface treatment device

#143
20170361378
2017-12-21

COMPACTING OF GAS ATOMIZED METAL POWDER TO A PART

#144
20170327400
2017-11-16

Post-manufacturing processes for submerged combustion burner

#145
20170292171
2017-10-12

Heat treated steel product having high strength and excellent chemical conversion coating ability and method of production of same

#146
20170152591
2017-06-01

Manufacturing method of nitrided steel member

#147
20170140855
2017-05-18

R-T-B based sintered magnet

#148
20170137923
2017-05-18

Substrate for hot-dip galvanizing or hot-dip galvannealing, production method therefor, and hot-dip galvanized steel sheet or hot-dip galvannealed steel sheet

#149
20170130317
2017-05-11

Concurrent flow of activating gas in low temperature carburization

#150
20170130316
2017-05-11

Low pressure induction carburization

#151
20170088912
2017-03-30

FERRITIC STAINLESS STEEL AND PRODUCTION METHOD THEREFOR (AS AMENDED)

#152
20170073790
2017-03-16

METHOD FOR FORMING POWER TRANSMISSION COMPONENTS USING HEAT-ASSISTED CALIBRATION PROCESS AND POWER TRANSMISSION COMPONENTS MADE USING METHOD

#153
20170044040
2017-02-16

Post-manufacturing processes for submerged combustion burner

#154
20170016574
2017-01-19

Stress relieved welds in positive expulsion fuel tanks with elastomeric diaphragm

#155
20170009312
2017-01-12

Stainless steel foil and method of production of same

#156
20160340755
2016-11-24

Hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having improved hole expansion ratio, and manufacturing methods thereof

#157
20160304982
2016-10-20

Method for producing high-strength galvannealed steel sheets

#158
20160298224
2016-10-13

Production method of carburized steel component and carburized steel component

#159
20160298207
2016-10-13

Bake-hardening galvanized steel sheet

#160
20160290721
2016-10-06

Continuous annealing furnace for annealing steel strip, method for continuously annealing steel strip, continuous hot-dip galvanizing facility, and method for manufacturing hot-dip galvanized steel strip

#161
20160290437
2016-10-06

Metal ring and manufacturing method for metal ring

#162
20160289812
2016-10-06

Process for manufacturing high-nitrogen stainless steel pipe with high strength, high ductility, and excellent corrosion and heat resistance

#163
20160289784
2016-10-06

High-strength steel sheet and method for manufacturing the same

#164
20160273065
2016-09-22

Process gas preparation apparatus for an industrial furnace system and an industrial furnace system for gas carburizing and hardening of metal workpieces utilizing same

#165
20160265079
2016-09-15

Continuous annealing system and continuous annealing method

#166
20160265074
2016-09-15

Precipitation hardening of tantalum coated metals

#167
20160230259
2016-08-11

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same (as amended)

#168
20160222500
2016-08-04

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same

#169
20160222481
2016-08-04

SYSTEM AND METHOD FOR ANNEALING OF AN ITEM, WHICH COMPRISES HEAT-SENSITIVE PARTS AND ANNEALED ITEM

#170
20160215360
2016-07-28

Method for producing a steel component provided with a metallic coating providing protection against corosion

#171
20160214351
2016-07-28

High-strength galvanized steel sheet and method of manufacturing the same

#172
20160201181
2016-07-14

Method of surface-treating a cast intermetallic component

#173
20160194739
2016-07-07

Cold rolled steel sheet and vehicle

#174
20160186279
2016-06-30

Heat treatment apparatus for cylinder block and heat treatment method for cylinder block

#175
20160177424
2016-06-23

NI-BASE SUPERALLOY AND MANUFACTURING METHOD THEREOF

#176
20160175930
2016-06-23

High temperature fluidized bed for powder treatment

#177
20160160335
2016-06-09

HIGH-STRENGTH PLATED STEEL SHEET HAVING SUPERIOR PLATING PROPERTIES, WORKABILITY, AND DELAYED FRACTURE RESISTANCE, AND METHOD FOR PRODUCING SAME

#178
20160160328
2016-06-09

Ferritic stainless steel foil

#179
20160158844
2016-06-09

Method of producing alloyed metallic products

#180
20160155566
2016-06-02

Soft magnetic core having excellent high-current DC bias characteristics and core loss characteristics and method of manufacturing same

#181
20160145709
2016-05-26

High-carbon hot-rolled steel sheet and method for producing the same

#182
20160145701
2016-05-26

STAINLESS STEEL RESISTANT TO DELAYED CRACKING AND A METHOD FOR ITS PRODUCTION

#183
20160144427
2016-05-26

Fluidized bed for degassing and heat treating powders

#184
20160138122
2016-05-19

PRECIPITATION HARDENING STEEL WITH IMPROVED TOUGHNESS AND METHOD

#185
20160125986
2016-05-05

Magnetic steel sheet having a layer improving the electrical insulation and method for the production thereof

#186
20160114391
2016-04-28

Finish heat treatment method and finish heat treatment apparatus for iron powder

#187
20160108502
2016-04-21

Method for producing powder for magnet

#188
20160108492
2016-04-21

High-formability and super-strength hot galvanizing steel plate and manufacturing method thereof

#189
20160108488
2016-04-21

Process for producing grain-oriented electrical steel strip and grain-oriented electrical steel strip obtained according to said process

#190
20160102379
2016-04-14

Method for manufacturing high-strength galvannealed steel sheet

#191
20160076130
2016-03-17

SURFACE MODIFICATION APPARATUS FOR ALLOY STEEL COMPONENT, SURFACE MODIFICATION METHOD FOR ALLOY STEEL COMPONENT, AND METHOD FOR MANUFACTURING ALLOY STEEL COMPONENT

#192
20160068922
2016-03-10

Hardened titanium structure for transmission gear applications

#193
20160064574
2016-03-03

FERRITIC STAINLESS STEEL FOIL FOR SOLAR CELL

#194
20160060720
2016-03-03

Stainless steel and method of manufacturing the same

#195
20160032415
2016-02-04

Heat treat production fixture

#196
20160010166
2016-01-14

Roughly shaped material for induction hardened components and method for producing same

#197
20160002748
2016-01-07

Method for producing a corrosion-resistant steel sheet

#198
20150361521
2015-12-17

Continuous annealing device and continuous hot-dip galvanising device for steel strip

#199
20150361520
2015-12-17

Continuous annealing device and continuous hot-dip galvanising device for steel strip

#200
20150337408
2015-11-26

HIGH STRENGTH MULTI-PHASE STEEL, AND METHOD FOR PRODUCING A STRIP FROM SAID STEEL

#201
20150329946
2015-11-19

Galvannealed steel sheet and method of manufacturing the same

#202
20150315692
2015-11-05

Method for manufacturing galvanized steel sheet

#203
20150315669
2015-11-05

Heat treatment method and method of manufacturing machine part

#204
20150159260
2015-06-11

Method for the carburization of a deep-drawn part or a stamped-bent part made of austenitic rustproof stainless steel

#205
20150140218
2015-05-21

Continuous annealing furnace for annealing steel strip, method for continuously annealing steel strip, continuous hot-dip galvanizing facility, and method for manufacturing hot-dip galvanized steel strip

#206
20150140217
2015-05-21

Continuous annealing furnace for steel strip, continuous annealing method, continuous galvanizing apparatus and method for manufacturing galvanized steel strip (as amended)

#207
20150101716
2015-04-16

Steel wire material and method for manufacturing same

#208
20150020992
2015-01-22

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Method of surface-treating metal component

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Vacuum heat treatment apparatus

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Magnetic refrigeration material

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Method for controlling a protective gas atmosphere in a protective gas chamber for the treatment of a metal strip

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Method and apparatus for controlling a furnace pressure of a continuous annealing furnace

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Articles comprising ferritic stainless steels

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Work load lifting system for a vertical vacuum furnace

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Process for producing an iron-tin layer on a packaging steel substrate

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Automated dewpoint oxygen measurement system

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Fluidised bed treatment

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METHOD FOR PRE-HEATING ANNEALING MATERIAL IN A HOOD-TYPE ANNEALING SYSTEM

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Mist cooling apparatus and heat treatment apparatus

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Method for reduction of time in a gas carburizing process and cooling apparatus utilizing a high speed quenching oil flow rate

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Method for controlling vacuum pumps in an industrial furnace complex

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Method of treating parts for kitchen utensils

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METHOD FOR REDUCTION OF TIME IN A GAS CARBURIZING PROCESS AND COOLING APPARATUS

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Heat treatment apparatus and heat treatment method

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Method for producing a gaseous atmosphere for treating metals

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Production method of seamless pipe or tube, and oxidizing gas supply unit

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Method of producing a high tenacity metal wire material

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Method for conditioning process gases for the heat treatment of metallic work pieces in industrial furnaces

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METHOD OF PRODUCING PRECIOUS METAL ALLOY OBJECTS

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Method for coating a hot-rolled or cold-rolled steel flat product containing 6-30 wt% Mn

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Method for producing a surface-decarburised hot-rolled strip

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Method for forming a stamped metal part

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APPARATUS AND METHOD FOR THE HEAT TREATMENT OF INTEGRAL ROTORS OF GAS TURBINES

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Vapor-reinforced expanding volume of gas to minimize the contamination of products treated in a melting furnace

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Steel wire rod

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Method for producing duplex stainless steel seamless pipe

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Gas heater

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Atmosphere heat treatment apparatus and method of operating the same

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