ClassID:

119100

C21D9/50 - CPC Classification

Classification description:

Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

Sub-classes:
Recent Application in this class:
#1
20250340965
2025-11-06

Steel sheet for manufacturing press hardened parts, press hardened part having a combination of high strength and crash ductility, and manufacturing methods thereof

#2
20250223678
2025-07-10

ELECTRIC RESISTANCE WELDED STEEL PIPE OR TUBE AND PRODUCTION METHOD THEREFOR

#3
20250170667
2025-05-29

WELD JOINTS INVOLVING DISSIMILAR METALS AND METHODS FOR FORMING SAME

#4
20250019789
2025-01-16

METHOD FOR MANUFACTURING A DOUBLE-LAYERED HEAT EXCHANGE WALL

#5
20240344166
2024-10-17

Method for the fabrication of a resistance spot weld

#6
20240227080
2024-07-11

Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part

#7
20240141451
2024-05-02

HOT-STRETCH-REDUCED ELECTRIC RESISTANCE WELDED PIPE

#8
20240116141
2024-04-11

Hot-Formed Previously Welded Steel Part with very High Mechanical Resistance and Production Method

#9
20240011138
2024-01-11

METHOD FOR MANUFACTURING TAILOR WELDED BLANK USING STEEL SHEET FOR HOT PRESSING HAVING AL-FE-BASED INTERMETALLIC ALLOY LAYER

#10
20230272502
2023-08-31

Zinc-coated steel sheet with high resistance spot weldability

#11
20230272501
2023-08-31

Welding base metal for recycling railway wheel and method for recycling railway wheel using the same

#12
20230249272
2023-08-10

Thermal Treatment for Preconditioning or Restoration of a Solder Joint

#13
20230203617
2023-06-29

Steel sheet for manufacturing press hardened parts, press hardened part having a combination of high strength and crash ductility, and manufacturing methods thereof

#14
20230203616
2023-06-29

Steel sheet for manufacturing press hardened parts, press hardened part having a combination of high strength and crash ductility, and manufacturing methods thereof

#15
20230151465
2023-05-18

Fe-based alloy

#16
20230111725
2023-04-13

Component with tailored mechanical and corrosion properties

#17
20230050317
2023-02-16

Production method for a spot welded joint using high strength and high forming steel

#18
20220347797
2022-11-03

Hot-Formed Previously Welded Steel Part with very High Mechanical Resistance and Production Method

#19
20220282353
2022-09-08

HIGH STRENGTH STEEL SHEET, HIGH STRENGTH MEMBER, AND METHODS FOR MANUFACTURING THE SAME

#20
20220275854
2022-09-01

Method for producing a threaded nut of a threaded drive, in particular a ball screw nut of a ball screw drive

#21
20220258283
2022-08-18

METHOD FOR PRODUCING A COATED TAILORED WELDED BLANK BY MEANS OF LASER-BEAM WELDING OR HYBRID LASER/GAS-METAL-ARC WELDING AND FILLER WIRE AND USE THEREOF FOR THIS PURPOSE

#22
20220177051
2022-06-09

Assembly of an aluminum component and of a press hardened steel part having an alloyed coating comprising silicon, iron, zinc and magnesium, the balance being aluminum

#23
20220143760
2022-05-12

Steel sheet and member

#24
20220143734
2022-05-12

Weld joints involving dissimilar metals and methods for forming same

#25
20220127693
2022-04-28

Method and apparatus for remote control and monitoring of heat-treatment equipment

#26
20220074017
2022-03-10

Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel

#27
20220018008
2022-01-20

Method for Producing Thermo-Mechanically Produced Hot-Rolled Strip Products

#28
20220016684
2022-01-20

Method for manufacturing torsion beam

#29
20220002833
2022-01-06

Welded steel sheets, and sheets thus produced

#30
20220001943
2022-01-06

Track shoe or track pad having a wear member

#31
20210371949
2021-12-02

METHOD AND APPARATUS FOR POST WELD HEAT TREATMENT OF ALUMINIUM ALLOY COMPONENTS, AND A WELDED ALUMINIUM COMPONENT TREATED ACCORDING TO THE METHOD

#32
20210362266
2021-11-25

Resistance spot welding method and method for producing resistance spot welded joint

#33
20210324979
2021-10-21

Electric resistance welded steel pipe for torsion beam

#34
20210324494
2021-10-21

Local heat treatment method for controlling residual stress with primary and auxiliary heating

#35
20210301365
2021-09-30

Steel for pressure vessel having excellent surface quality and impact toughness, and method for manufacturing same

#36
20210299796
2021-09-30

Device for preheating before welding and post-welding heat treatment of tank

#37
20210293359
2021-09-23

Work hardened welds and methods for same

#38
20210292867
2021-09-23

Low-density clad steel sheet having excellent strength and plateability, and manufacturing method therefor

#39
20210292866
2021-09-23

Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel

#40
20210268862
2021-09-02

Electric-resistance-welded steel pipe for producing hollow stabilizer, hollow stabilizer, and method for producing same

#41
20210262057
2021-08-26

Device and method for manufacturing metal clad plates in way of continuous casting and rolling

#42
20210262056
2021-08-26

Device and method for manufacturing metal clad strips continuously

#43
20210229206
2021-07-29

Welded advanced high strength steel

#44
20210213709
2021-07-15

High-strength double-sided stainless steel clad sheet and manufacturing method therefor

#45
20210180605
2021-06-17

Tool for simultaneous local stress relief of each of a multiple of linear friction welds of a rotor forging

#46
20210172037
2021-06-10

Method of relieving stress from face plate welds of a golf club head

#47
20210164066
2021-06-03

Method for producing metallic components having adapted component properties

#48
20210156001
2021-05-27

WELDING BASE METAL FOR RECYCLING RAILWAY WHEEL AND METHOD FOR RECYCLING RAILWAY WHEEL USING THE SAME

#49
20210107092
2021-04-15

Method for producing a precoated steel sheet and associated sheet

#50
20210079492
2021-03-18

METHOD OF MANUFACTURING COMPONENTS OF AN AUTOMOTIVE VEHICLE FRAME

#51
20210053154
2021-02-25

Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part

#52
20210040574
2021-02-11

METHOD OF PRODUCTION OF STEEL SHEET SEMI-FINISHED PRODUCTS BY PRESS HARDENING WITH LOCALLY-MODIFIED STRUCTURE IN SPOTS FOR WELDING

#53
20210001425
2021-01-07

Electric resistance welded steel pipe for producing hollow stabilizer, hollow stabilizer, and production methods for same

#54
20200299796
2020-09-24

Method for manufacturing cold-rolled, welded steel sheets, and sheets thus produced

#55
20200283878
2020-09-10

Austenitic stainless steel weld metal and welded structure

#56
20200277975
2020-09-03

Method for creating a welded steel part with uniform microstructure

#57
20200269358
2020-08-27

Method of peening lap fillet welded joint and welded structures

#58
20200263272
2020-08-20

Method of producing press-hardened and coated steel parts at a high productivity rate

#59
20200256391
2020-08-13

Bearing cage segment including welding-material bodies or locations

#60
20200255920
2020-08-13

Steel material for welding steel pipe having excellent low-temperature toughness, steel material that has undergone weld heat treatment, and method for manufacturing same

#61
20200240571
2020-07-30

Super-long thermal insulation steel jacket pipe and machining process thereof

#62
20200239783
2020-07-30

Pyrolysis furnace tubes

#63
20200208237
2020-07-02

Method of relieving stress from face plate welds of a golf club head

#64
20200190615
2020-06-18

Steel member and production method therefor

#65
20200181729
2020-06-11

Zinc-coated steel sheet with high resistance spot weldability

#66
20200156177
2020-05-21

OVERLAP-WELDED MEMBER, AUTOMOBILE PART, METHOD OF WELDING OVERLAPPED PORTION, AND METHOD OF MANUFACTURING OVERLAP-WELDED MEMBER

#67
20200149129
2020-05-14

Steel sheet for manufacturing press hardened parts, press hardened part having a combination of high strength and crash ductility, and manufacturing methods thereof

#68
20200147727
2020-05-14

Laser powder deposition weld rework for gas turbine engine non-fusion weldable nickel castings

#69
20200131610
2020-04-30

High-Mn austenitic stainless steel for hydrogen having excellent weldability, welded joint using same, device for hydrogen using same, and method for producing welded joint

#70
20200130084
2020-04-30

PROCESS FOR BRAZING OF ALUMINUM ALLOYS AND A FLUX

#71
20200108461
2020-04-09

Method for manufacturing joined member and apparatus for manufacturing the same

#72
20200061732
2020-02-27

Earth-boring tools having particle-matrix composite bodies and methods for welding particle-matrix composite bodies

#73
20200009629
2020-01-09

Method of manufacturing a coiled tubing string

#74
20190390296
2019-12-26

Electric resistance welded steel tube for coiled tubing and method for manufacturing the same

#75
20190389757
2019-12-26

POST-MANUFACTURING PROCESSES FOR SUBMERGED COMBUSTION BURNER

#76
20190381594
2019-12-19

Work hardened welds and methods for same

#77
20190368012
2019-12-05

Pressure vessel steel sheet having excellent PWHT resistance, and manufacturing method therefor

#78
20190360064
2019-11-28

HIGH PERFORMANCE MATERIAL FOR COILED TUBING APPLICATIONS AND THE METHOD OF PRODUCING THE SAME

#79
20190360063
2019-11-28

High performance material for coiled tubing applications and the method of producing the same

#80
20190314927
2019-10-17

Friction stir spot welding method and friction stir spot welding device

#81
20190299322
2019-10-03

Method of producing endless metal ring

#82
20190285103
2019-09-19

Steel part

#83
20190285102
2019-09-19

Steel part

#84
20190284483
2019-09-19

Pyrolysis furnace tubes

#85
20190247945
2019-08-15

Method for connecting two individual elements of an underwater fluid-transport pipe subject to fatigue

#86
20190240784
2019-08-08

Laser powder deposition weld rework for gas turbine engine non-fusion weldable nickel castings

#87
20190233916
2019-08-01

Post-heating treatment device and post-heating treatment method

#88
20190233909
2019-08-01

Post-heating treatment device and post-heating treatment method

#89
20190226049
2019-07-25

Method of peening an obstructed region of a metal assembly

#90
20190226048
2019-07-25

STEEL PARTS, PRODUCTION METHOD THEREFOR, AND STEEL SHEET FOR STEEL PARTS

#91
20190226041
2019-07-25

Method for the in-line manufacturing of steel tube

#92
20190218635
2019-07-18

WELDING METHOD AND WELD STRUCTURE

#93
20190217441
2019-07-18

ROBOTIZED HAMMERING METHOD AND ROBOTIZED SYSTEM FOR IMPLEMENTING THE METHOD

#94
20190211832
2019-07-11

Tool for simultaneous local stress relief of each of a multiple of linear friction welds of a rotor forging

#95
20190211411
2019-07-11

Method of manufacturing welded structure of ferritic heat-resistant steel and welded structure of ferritic heat-resistant steel

#96
20190210137
2019-07-11

Method of manufacturing welded structure of ferritic heat-resistant steel and welded structure of ferritic heat-resistant steel

#97
20190194776
2019-06-27

WELDING JOINT HAVING EXCELLENT FATIGUE CHARACTERISTICS AND METHOD FOR MANUFACTURING SAME

#98
20190193187
2019-06-27

Spot welded joint using high strength and high forming steel and its production method

#99
20190193180
2019-06-27

Method for circumferential welding and a robotic welding system for circumferential welding

#100
20190186655
2019-06-20

Electric resistance welded clad steel pipe or tube and method of producing same

#101
20190185959
2019-06-20

Method of producing press-hardened and coated steel parts at a high productivity rate

#102
20190184437
2019-06-20

Clad welded pipe or tube and method of producing same

#103
20190160603
2019-05-30

Chromium free and low-chromium wear resistant alloys

#104
20190160521
2019-05-30

Manufacturing method of a cutting member

#105
20190153560
2019-05-23

Method of producing press-hardened and coated steel parts at a high productivity rate

#106
20190153559
2019-05-23

Clad steel plate having excellent strength and formability, and production method therefor

#107
20190145570
2019-05-16

CORROSION-RESISTANT PIPING AND METHODS OF MANUFACTURING AND USING THE SAME

#108
20190134734
2019-05-09

Welding apparatus and welding method

#109
20190100822
2019-04-04

Method for joining steel rails with controlled weld heat input

#110
20190100818
2019-04-04

High-strength steel plate for pressure vessel having excellent toughness after post weld heat treatment and manufacturing method thereof

#111
20190084074
2019-03-21

Weldability improvements in advanced high strength steel

#112
20190061041
2019-02-28

Mobile flash butt welding method for 136RE+SS heat-treated rail

#113
20190024204
2019-01-24

Dual hardness steel article

#114
20190017157
2019-01-17

Abnormal grain growth suppression in Al alloys

#115
20190003023
2019-01-03

STEEL, A WELDING CONSUMABLE, A CAST, FORGED OR WROUGHT PRODUCT, A METHOD OF WELDING, A WELDED PRODUCT AND A METHOD OF HEAT TREATING

#116
20180375223
2018-12-27

Method of manufacturing HVDC mass impregnated cable transition joint

#117
20180371568
2018-12-27

STEEL PLATE HAVING EXCELLENT PWHT RESISTANCE FOR LOW-TEMPERATURE PRESSURE VESSEL AND METHOD FOR MANUFACTURING SAME

#118
20180363093
2018-12-20

Dual-hardness clad steel plate and production method thereof

#119
20180354013
2018-12-13

Method for producing an automotive structural part comprising a lowerside sill and a lower front pillar

#120
20180339361
2018-11-29

Machine component and method for producing the same

#121
20180305780
2018-10-25

Electric resistance welded steel pipe for high-strength hollow stabilizer, and method for manufacturing electric resistance welded steel pipe for high-strength hollow stabilizer

#122
20180304396
2018-10-25

Spot welded joint and spot welding method

#123
20180291563
2018-10-11

Single-pass, single-radial layer, circumferential-progression fill-welding system, apparatus and method for refurbishing railway and other transit rails

#124
20180257181
2018-09-13

METHOD OF CLADDING AND FUSION WELDING OF SUPERALLOYS

#125
20180237883
2018-08-23

METHOD FOR PRODUCING JOURNAL PART OF 9 TO 12% Cr STEEL TURBINE ROTOR, AND JOURNAL PART PRODUCED BY THE METHOD

#126
20180223384
2018-08-09

High performance material for coiled tubing applications and the method of producing the same

#127
20180209010
2018-07-26

Method of relieving stress from face plate welds of a golf club head

#128
20180200770
2018-07-19

Method of manufacturing a coiled tubing string

#129
20180195144
2018-07-12

Method for manufacturing hot press formed part and hot press formed part

#130
20180187282
2018-07-05

Method of heat treatment

#131
20180187281
2018-07-05

System for conditioning material using a laser and method thereof

#132
20180126437
2018-05-10

Tailored blank for hot stamping, hot stamped member, and methods for manufacturing same

#133
20180105893
2018-04-19

High strength electric resistance welded steel pipe and method for producing high strength electric resistance welded steel pipe

#134
20180104762
2018-04-19

METHOD FOR MANUFACTURING JOINED MEMBER AND APPARATUS FOR MANUFACTURING THE SAME

#135
20180094333
2018-04-05

Stress-relief heat treatment apparatus

#136
20180085867
2018-03-29

METHOD INVOLVING FRICTION PLUG WELDING A FLANGE

#137
20180051353
2018-02-22

HIGH PERFORMANCE MATERIAL FOR COILED TUBING APPLICATIONS AND THE METHOD OF PRODUCING THE SAME

#138
20180030568
2018-02-01

Hot-pressed member and manufacturing method therefor

#139
20180023163
2018-01-25

High-strength welded steel pipe for airbag inflator and method for manufacturing the same

#140
20180005975
2018-01-04

Enhanced cleaning for water-soluble flux soldering

#141
20180001915
2018-01-04

RAILCAR WELDING TECHNIQUE

#142
20170369962
2017-12-28

High strength thick-walled electric-resistance-welded steel pipe for deep-well conductor casing, method for manufacturing the same, and high strength thick-walled conductor casing for deep wells

#143
20170362678
2017-12-21

High strength thick-walled electric-resistance-welded steel pipe for deep-well conductor casing, method for manufacturing the same, and high-strength thick-walled conductor casing for deep wells

#144
20170356071
2017-12-14

Electric resistance welded steel pipe and manufacturing method therefor

#145
20170350588
2017-12-07

Apparatus and method for welding a waterwall panel

#146
20170350434
2017-12-07

Laser welded joint, vehicle component, manufacturing method of laser welded joint, and manufacturing method of vehicle component

#147
20170341187
2017-11-30

Hot-formed previously welded steel part with very high mechanical resistance and production method

#148
20170335421
2017-11-23

High performance material for coiled tubing applications and the method of producing the same

#149
20170327400
2017-11-16

Post-manufacturing processes for submerged combustion burner

#150
20170304952
2017-10-26

Hot-formed previously welded steel part with very high mechanical resistance and production method

#151
20170298470
2017-10-19

Method of production of brazed joint and such a brazed joint

#152
20170298469
2017-10-19

Structural component including a tempered transition zone

#153
20170298468
2017-10-19

Method for manufacturing shaft body

#154
20170282282
2017-10-05

Electrical bonding method

#155
20170275727
2017-09-28

Thick steel plate having good multipass weld joint CTOD characteristics and method for manufacturing the same

#156
20170268078
2017-09-21

Method of producing press-hardened and coated steel parts at a high productivity rate

#157
20170266746
2017-09-21

Earth-boring tools having particle-matrix composite bodies and methods for welding particle-matrix composite bodies

#158
20170259384
2017-09-14

SYSTEM AND METHOD FOR ROBOTIC THERMAL TREATMENT BY HEAT INDUCTION

#159
20170232560
2017-08-17

Steel part

#160
20170183758
2017-06-29

Austempering Of Structural Components

#161
20170175220
2017-06-22

MANUFACTURING METHOD OF PRESSURE SENSOR

#162
20170089470
2017-03-30

Pressure pumping valves and methods of making such valves

#163
20170073793
2017-03-16

Heat treatment device, heat treatment method, and rail steel

#164
20170066090
2017-03-09

Chromium free and low-chromium wear resistant alloys

#165
20170044040
2017-02-16

Post-manufacturing processes for submerged combustion burner

#166
20170036286
2017-02-09

Process for brazing of aluminum alloys and a flux

#167
20170016086
2017-01-19

Method of producing press-hardened and coated steel parts at a high productivity rate

#168
20170016081
2017-01-19

OVERHEATING-INSENSITIVE FINE GRAINED ALLOY STEEL FOR USE IN DOUBLE HIGH-FREQUENCY HEAT TREATMENT AND METHOD OF MANUFACTURING THE SAME

#169
20170009313
2017-01-12

Method for the production of a seamless, multilayered tubular product, and round or polygonal block for use in this method

#170
20170008132
2017-01-12

Aluminum alloy and corresponding heat treatment process applied to manufacture aluminum/steel cladding plates resistant to high temperature brazing

#171
20170008124
2017-01-12

Lap welding method, lap joint, production method of lap joint, and an automobile part

#172
20160361746
2016-12-15

Water jet peening device

#173
20160355901
2016-12-08

High-strength stainless steel pipe

#174
20160353527
2016-12-01

Customized Retainer for Induction Heating Coil

#175
20160339544
2016-11-24

Pre-sintered preform braze for joining alloy castings

#176
20160325620
2016-11-10

Stress relieved welds in positive expulsion fuel tanks with rolling metal diaphragms

#177
20160297029
2016-10-13

Method for joining structural material, joining sheet, and joint structure

#178
20160271731
2016-09-22

Laser powder deposition weld rework for gas turbine engine non-fusion weldable nickel castings

#179
20160250712
2016-09-01

Processes for producing and treating thin-films composed of nanomaterials

#180
20160243650
2016-08-25

Laser powder deposition weld rework for gas turbine engine non-fusion weldable nickel castings

#181
20160241001
2016-08-18

Modular laser apparatus

#182
20160237685
2016-08-18

Reinforcing

#183
20160230241
2016-08-11

Electric resistance welded steel pipe for oil well

#184
20160228993
2016-08-11

Welding device comprising an active heating device for heating the workpiece

#185
20160228989
2016-08-11

Laser welding method, laser welding apparatus, and cylindrical body

#186
20160222480
2016-08-04

Electric-resistance welded steel pipe

#187
20160221117
2016-08-04

Friction stir welding method for steel sheets and method of manufacturing joint

#188
20160214203
2016-07-28

Friction stir welding method for steel sheets and method of manufacturing joint

#189
20160201730
2016-07-14

Method of manufacturing outer joint member of constant velocity universal joint, and outer joint member

#190
20160186280
2016-06-30

ASSEMBLY OF HARDENED COMPONENTS AND METHOD FOR PRODUCTION

#191
20160184913
2016-06-30

Method of manufacturing a ceramic metallization for ceramic metal transition

#192
20160168480
2016-06-16

Pyrolysis furnace tubes

#193
20160167157
2016-06-16

Spot welded joint using high strength and high forming steel and its production method

#194
20160160311
2016-06-09

Method for forming blank and method for determining preforming shape

#195
20160153063
2016-06-02

Heavy wall electric resistance welded steel pipe for line pipe and method for manufacturing the same

#196
20160145711
2016-05-26

Method for producing journal part of 9 to 12% Cr steel turbine rotor, and journal part produced by the method

#197
20160138674
2016-05-19

Manufacturing method for multi-layered ring

#198
20160114423
2016-04-28

Method for producing a stainless steel diffusion-bonded product

#199
20160108483
2016-04-21

Method of additive manufacturing and heat treatment

#200
20160076315
2016-03-17

Method for manufacturing superior 13Cr friction-welded drillrod

#201
20160076117
2016-03-17

Welding method and weld structure

#202
20160047026
2016-02-18

Methods of fabricating a precoated steel plate

#203
20160020097
2016-01-21

Laser annealing apparatus and laser annealing method using the same

#204
20160017455
2016-01-21

Method of making a dual hardness steel article

#205
20160017453
2016-01-21

Method for producing a motor vehicle component, and a body component

#206
20160010174
2016-01-14

Method of forming a steel part and steel part

#207
20160008928
2016-01-14

Method of butt-welding a coated steel plate

#208
20160008924
2016-01-14

Precoated steel plate, welded blank, part and methods

#209
20150367456
2015-12-24

Presintered preform for repair of superalloy component

#210
20150361518
2015-12-17

500 MPA grade longitudinally-welded steel pipe with low yield ratio and manufacturing method therefor

#211
20150344987
2015-12-03

Method and apparatus for performing a localized post-weld heat treatment on a thin wall metallic cylinder

#212
20150315668
2015-11-05

Manufacturing method for outer joint member of constant velocity universal joint and outer joint member

#213
20150251268
2015-09-10

Electric resistance welded steel pipe or steel tube having excellent HIC resistance and low-temperature toughness in electric resistance welded part, and method for manufacturing the same

#214
20150247214
2015-09-03

Steel plate having yield strength of 670 to 870 N/mmand tensile strength of 780 to 940 N/mm

#215
20150219249
2015-08-06

Electric resistance welded steel pipe

#216
20150211087
2015-07-30

STRESS-RELIEF HEAT TREATMENT APPARATUS

#217
20150208466
2015-07-23

Direct resistance heating method

#218
20150203934
2015-07-23

Strip material with excellent corrosion resistance after brazing

#219
20150203933
2015-07-23

High-strength electric-resistance-welded steel pipe of excellent long-term softening resistance in intermediate temperature ranges

#220
20150176101
2015-06-25

HOLLOW STABILIZER, AND STEEL PIPE FOR HOLLOW STABILIZERS AND METHOD OF PRODUCING THE SAME

#221
20150165218
2015-06-18

Direct integration of feedthrough to implantable medical device housing using a gold alloy

#222
20150147111
2015-05-28

Structural component including a tempered transition zone

#223
20150122376
2015-05-07

Site conditions thick-wall P92 pipe local heat treatment method

#224
20150101713
2015-04-16

Method and apparatus for treating a steel article

#225
20150096548
2015-04-09

Chisels

#226
20150090370
2015-04-02

High strength steel plate having low yield ratio excellent in terms of strain ageing resistance, method of manufacturing the same and high strength welded steel pipe made of the same

#227
20150083266
2015-03-26

High-strength thick-walled electric resistance welded steel pipe having excellent low-temperature toughness and method of manufacturing the same

#228
20150082776
2015-03-26

Method for improving durability of exhaust pipe

#229
20150059912
2015-03-05

High strength steel plate having low yield ratio excellent in terms of strain ageing resistance, method of manufacturing the same and high strength welded steel pipe made of the same

#230
20150053669
2015-02-26

Chamber-less thermal joining system

#231
20150047749
2015-02-19

LOW ALLOY STEEL

#232
20150043962
2015-02-12

Tailored blank for hot stamping, hot stamped member, and methods for manufacturing same

#233
20150037160
2015-02-05

Turbine rotor

#234
20150030382
2015-01-29

Hot-formed previously welded steel part with very high mechanical resistance and production method

#235
20150030381
2015-01-29

Systems for manufacturing elongate weldments

#236
20150013414
2015-01-15

WJP execution method for reactor vessel lid and jigs

#237
20150007912
2015-01-08

Method for manufacturing ferrous material

#238
20140356644
2014-12-04

TiAl blade with surface modification

#239
20140332504
2014-11-13

Weld bead shaping apparatus and weld bead shaping method

#240
20140327272
2014-11-06

Method for creating a hardened steel assembly

#241
20140322560
2014-10-30

Build-up welding material and machinery part welded with weld overlay metal

#242
20140294491
2014-10-02

Weld metal having excellent temper embrittlement resistance

#243
20140290064
2014-10-02

Method of joining aluminium alloy sheets of the AA7000-series

#244
20140272448
2014-09-18

High performance material for coiled tubing applications and the method of producing the same

#245
20140246131
2014-09-04

High-tensile steel plate giving welding heat-affected zone with excellent low-temperature toughness, and process for producing same

#246
20140238559
2014-08-28

Pre-weld heat treatment for a nickel based superalloy

#247
20140212322
2014-07-31

Duplex stainless steel

#248
20140186101
2014-07-03

Austenitic steel welded joint

#249
20140169863
2014-06-19

Surface contouring of a weld cap and adjacent base metal using ultrasonic impact treatment

#250
20140158258
2014-06-12

Ni-added steel plate and method of manufacturing the same

#251
20140101938
2014-04-17

Method of working a gas turbine engine airfoil

#252
20140087320
2014-03-27

Method of reheating rail weld zone

#253
20140057128
2014-02-27

Welded blank and part

#254
20130248493
2013-09-26

Method for welding thin-walled tubes by means of peak temperature temper welding

#255
20130248053
2013-09-26

Method for assembling aluminum alloy parts by welding

#256
20130180693
2013-07-18

Heat Containment Apparatus

#257
20130174627
2013-07-11

Method of executing water jet peening

#258
20130153092
2013-06-20

Method of production of welded joint

#259
20130133784
2013-05-30

Method and apparatus for treatment of a rail weld

#260
20130101949
2013-04-25

Method for generating a stress reduction in erected tube walls of a steam generator

#261
20130101866
2013-04-25

COMBINED WELDING/SOLDERING PROCESS FOR A STRUCTURAL PART AND STRUCTURAL PART

#262
20130098899
2013-04-25

Method for electric resistance welded steel tube

#263
20130092279
2013-04-18

COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTURE

#264
20130070884
2013-03-21

Maintenance/repair device for reactor internal structure

#265
20130022339
2013-01-24

Local heat treatment of IBR blade using infrared heating

#266
20130000798
2013-01-03

STEEL MATERIAL EXCELLENT IN RESISTANCE OF DUCTILE CRACK INITIATION FROM WELDED HEAT AFFECTED ZONE AND BASE MATERIAL AND METHOD FOR MANUFACTURING THE SAME

#267
20130000793
2013-01-03

Welded steel pipe for linepipe having high compressive strength and excellent sour gas resistance and manufacturing method thereof

#268
20120328466
2012-12-27

Low-chromium stainless steel excellent in corrosion resistance of weld

#269
20120325379
2012-12-27

METHOD FOR PRODUCING A CORROSION-RESISTANT, WORKABLE SHEET METAL WITH FULL-SURFACE COATING OF THE JOINED, THERMALLY TREATED STEEL SHEETS

#270
20120301238
2012-11-29

Chisels

#271
20120298628
2012-11-29

Method of and a welding station for laying a pipeline, with pipe section welded together by internal and external welding

#272
20120291907
2012-11-22

High-strength welded steel pipe and method for producing the same

#273
20120288324
2012-11-15

Butt-welded joint of welded structure, and method for manufacturing the same

#274
20120280485
2012-11-08

SOLID STATE BASED JOINING PROCESSES WITH POST-WELD PROCESSING(S) UNDER COMPRESSION AND APPARATUSES THEREFOR

#275
20120279442
2012-11-08

Self-reacting friction stir welding tool with the ability to add filler material

#276
20120279441
2012-11-08

System for continuous feeding of filler material for friction stir welding, processing and fabrication

#277
20120267347
2012-10-25

Method for welding workpieces made of highly heat-resistant superalloys, including a particular mass feed rate of the welding filler material

#278
20120227454
2012-09-13

Shot peening apparatus

#279
20120214016
2012-08-23

CONSTRAINED METAL FLANGES AND METHODS FOR MAKING THE SAME

#280
20120211127
2012-08-23

Hollow drilling steel rod and method of manufacturing the same

#281
20120202089
2012-08-09

Using friction stir processing to form foamed metal precursors

#282
20120198376
2012-08-02

Vibration treatment method and graphical user interface

#283
20120177437
2012-07-12

Parts welded in a rotationally symmetrical manner

#284
20120174760
2012-07-12

Dual hardness steel article

#285
20120160376
2012-06-28

Heat resistant cast steel, manufacturing method thereof, cast parts of steam turbine, and manufacturing method of cast parts of steam turbine

#286
20120118426
2012-05-17

COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTURE

#287
20120107644
2012-05-03

Localized Induction Heating For Residual Stress Optimization

#288
20120104203
2012-05-03

Wall Mountable Holder

#289
20120103950
2012-05-03

Welding method and component

#290
20120093678
2012-04-19

Steel material for automobile chassis parts superior in fatigue characteristics and method of production of automobile chassis parts using the same

#291
20120090738
2012-04-19

Abnormal grain growth suppression in aluminum alloys

#292
20120084980
2012-04-12

Extending useful life of a cobalt-based gas turbine component

#293
20120074106
2012-03-29

Method for manufacturing a welded component with very high mechanical characteristics from a coated lamination sheet

#294
20120073132
2012-03-29

Weld bead cutting device

#295
20120048459
2012-03-01

Method for eliminating carbon contamination of platinum-containing components for a glass making apparatus

#296
20120037466
2012-02-16

BRAKE DRUM AND METHOD FOR MANUFACTURING THE SAME

#297
20120037279
2012-02-16

Structural material

#298
20120037111
2012-02-16

Piston for an internal combustion engine and method for its production

#299
20120031160
2012-02-09

LOW CARBON WELDED TUBE AND PROCESS OF MANUFACTURE THEREOF

#300
20120024433
2012-02-02

MULTI-ALLOY ASSEMBLY HAVING CORROSION RESISTANCE AND METHOD OF MAKING THE SAME