ClassID:

118984

C21D6/008 - page 8 - CPC Classification

Classification description:

Heat treatment of ferrous alloys containing Si

Recent Application in this class:
#2101
20160145725
2016-05-26

High ductility steel alloys with mixed microconstituent structure

#2102
20160145713
2016-05-26

Steel rod and high strength steel wire having superior ductility and methods of production of same

#2103
20160145712
2016-05-26

High carbon steel wire rod and method for manufacturing same

#2104
20160145710
2016-05-26

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

#2105
20160145709
2016-05-26

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

#2106
20160145708
2016-05-26

Method for producing a flat product from an iron-based shape memory alloy

#2107
20160145707
2016-05-26

Process and Installation for Producing a Press-Hardened Sheet Steel Component

#2108
20160145704
2016-05-26

Hot-stamped part and method of manufacturing the same

#2109
20160145702
2016-05-26

BEARING STEEL HAVING IMPROVED FATIGUE DURABILITY AND METHOD OF MANUFACTURING THE SAME

#2110
20160138126
2016-05-19

High strength hot rolled steel sheet and method for manufacturing the same

#2111
20160138125
2016-05-19

Abrasion-resistant steel material excellent in fatigue characteristics and method for manufacturing same

#2112
20160138123
2016-05-19

PRECIPITATION-HARDENED STAINLESS STEEL ALLOYS

#2113
20160131222
2016-05-12

STEEL SHEET FOR STEEL BELT AND PROCESS FOR MANUFACTURING SAME, AND STEEL BELT

#2114
20160130711
2016-05-12

Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same

#2115
20160130680
2016-05-12

Cold-rolled steel sheet, galvanized cold-rolled steel sheet and method of manufacturing the same

#2116
20160129489
2016-05-12

A WIRE ROD HAVING TENSILE STRENGTH OF 950 TO 1600MPa FOR MANUFACTURING A STEEL WIRE FOR A PEARLITE STRUCTURE BOLT, A STEEL WIRE HAVING TENSILE STRENGTH OF 950 TO 1600MPa FOR A PEARLITE STRUCTURE BOLT, A PEARLITE STRUCTURE BOLT, AND MANUFACTURING METHOD FOR THE SAME

#2117
20160122858
2016-05-05

Carburized component and method for manufacturing same

#2118
20160122845
2016-05-05

Hot stamp molded body, and method for producing hot stamp molded body

#2119
20160122844
2016-05-05

HT550 steel plate with ultrahigh toughness and excellent weldability and manufacturing method of the same

#2120
20160122843
2016-05-05

SPRING STEEL, SPRING, AND MANUFACTURING METHOD OF SPRING

#2121
20160122841
2016-05-05

Soft nitrided induction hardened steel part

#2122
20160115562
2016-04-28

Ferritic stainless steel sheet, method for the production thereof, and use of the same, especially in exhaust lines

#2123
20160111190
2016-04-21

Process for producing grain-oriented electrical steel strip

#2124
20160108494
2016-04-21

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

#2125
20160108493
2016-04-21

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

#2126
20160108492
2016-04-21

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

#2127
20160108491
2016-04-21

Rolling bearing

#2128
20160108490
2016-04-21

GEAR AND METHOD FOR MANUFACTURING THE SAME

#2129
20160108488
2016-04-21

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

#2130
20160108486
2016-04-21

Heat treatment apparatus and heat treatment method

#2131
20160102381
2016-04-14

Production method for plated steel sheet using a steel sheet annealing device

#2132
20160102380
2016-04-14

Heat-treated steel material and method of manufacturing the same

#2133
20160102379
2016-04-14

Method for manufacturing high-strength galvannealed steel sheet

#2134
20160102378
2016-04-14

GRAIN ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE SAME

#2135
20160097111
2016-04-07

Steel plate resistant to zinc-induced crack and manufacturing method therefor

#2136
20160083821
2016-03-24

Steel material, material processing method, and material processing apparatus

#2137
20160083820
2016-03-24

Pearlitic rail and method for manufacturing pearlitic rail

#2138
20160083819
2016-03-24

High-strength steel sheet and method for producing the same

#2139
20160076315
2016-03-17

Method for manufacturing superior 13Cr friction-welded drillrod

#2140
20160076124
2016-03-17

HIGH STRENGTH HOT ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME (AS AMENDED)

#2141
20160076118
2016-03-17

Abrasion resistant steel plate having excellent low-temperature toughness and method for manufacturing the same

#2142
20160076117
2016-03-17

Welding method and weld structure

#2143
20160071636
2016-03-10

POWDER FOR MAGNETIC CORE, METHOD OF PRODUCING DUST CORE, DUST CORE, AND METHOD OF PRODUCING POWDER FOR MAGNETIC CORE

#2144
20160068937
2016-03-10

HIGH-STRENGTH HOT-ROLLED STEEL SHEET AND METHOD FOR PRODUCING THE SAME (AS AMENDED)

#2145
20160068936
2016-03-10

Austenitic heat-resistant cast steel and method for manufacturing the same

#2146
20160068925
2016-03-10

STEEL PRODUCT AND METHOD OF PRODUCING THE PRODUCT

#2147
20160068924
2016-03-10

Method for manufacturing superior 13Cr tool coupler

#2148
20160064574
2016-03-03

FERRITIC STAINLESS STEEL FOIL FOR SOLAR CELL

#2149
20160060744
2016-03-03

CASE-HARDENING STEEL AND CASE-HARDENED STEEL MEMBER

#2150
20160060738
2016-03-03

STEEL STRUCTURE FOR HYDROGEN GAS, MEHTOD FOR PRODUCING HYDROGEN STORAGE TANK, AND METHOD FOR PRODUCING HYDROGEN LINE PIPE (AS AMENDED)

#2151
20160060736
2016-03-03

PEARLITIC STEEL RAIL WITH HIGH STRENGTH AND TOUGHNESS AND PRODUCING METHOD THEREOF

#2152
20160060724
2016-03-03

Steel sheet and method for producing same

#2153
20160060723
2016-03-03

HIGH STRENGTH HOT-ROLLED STEEL SHEET AND METHOD OF PRODUCING THE SAME

#2154
20160060722
2016-03-03

Hot-stamped steel, cold-rolled steel sheet and method for producing hot-stamped steel

#2155
20160060721
2016-03-03

Abrasion resistant steel plate having excellent low-temperature toughness and hydrogen embrittlement resistance and method for manufacturing the same

#2156
20160053355
2016-02-25

Steel material, hydrogen container, method for producing the steel material, and method for producing the hydrogen container

#2157
20160053354
2016-02-25

Steel plate for thick-walled steel pipe, method for manufacturing the same, and thick-walled high-strength steel pipe

#2158
20160053353
2016-02-25

Hot-rolled ferritic stainless-steel plate, process for producing same, and steel strip

#2159
20160053340
2016-02-25

Steel sheet and manufacturing method therefor

#2160
20160052080
2016-02-25

Method for making clad metal pipe

#2161
20160047026
2016-02-18

Methods of fabricating a precoated steel plate

#2162
20160047025
2016-02-18

High-strength galvannealed steel sheet and method for manufacturing the same

#2163
20160047019
2016-02-18

Method for manufacturing superior 13Cr thickened drillrod

#2164
20160047011
2016-02-18

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

#2165
20160040280
2016-02-11

Wear resistant vapor deposited coating, method of coating deposition and applications therefor

#2166
20160040275
2016-02-11

High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same

#2167
20160040274
2016-02-11

Thick steel sheet having excellent CTOD properties in multilayer welded joints, and manufacturing method for thick steel sheet

#2168
20160040264
2016-02-11

Steel for blades and method for producing the same

#2169
20160040262
2016-02-11

Surface hardenable stainless steels

#2170
20160035469
2016-02-04

Non-oriented electrical steel sheet and manufacturing method thereof

#2171
20160032433
2016-02-04

Turbocharger turbine housings formed from the stainless steel alloys, and methods for manufacturing the same

#2172
20160032432
2016-02-04

High-performance low-alloy wear-resistant steel plate and method of manufacturing the same

#2173
20160032431
2016-02-04

STEEL SHEET FOR NITRIDING AND PRODUCTION METHOD THEREFOR

#2174
20160032418
2016-02-04

Method for producing steel for blades

#2175
20160032417
2016-02-04

Work hardenable yield ratio-controlled steel and method of manufacturing the same

#2176
20160027566
2016-01-28

PRIMARY ULTRAFINE-CRYSTALLINE ALLOY, NANO-CRYSTALLINE, SOFT MAGNETIC ALLOY AND ITS PRODUCTION METHOD, AND MAGNETIC DEVICE FORMED BY NANO-CRYSTALLINE, SOFT MAGNETIC ALLOY

#2177
20160024632
2016-01-28

Hot-dip zinc alloy coated steel sheet excellent in coating adhesion, and method for producing the same

#2178
20160024627
2016-01-28

Hot rolled ferritic stainless steel sheet, method for producing same, and method for producing ferritic stainless steel sheet

#2179
20160024625
2016-01-28

Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment

#2180
20160024610
2016-01-28

High strength steel sheet excellent in delayed fracture resistance and low temperature toughness, and high strength member manufactured using the same

#2181
20160020006
2016-01-21

Method for producing grain-oriented electrical steel sheet

#2182
20160017473
2016-01-21

High strength galvanized steel sheet having excellent bendability and weldability, and method of manufacturing the same

#2183
20160017472
2016-01-21

HIGH STRENGTH HOT DIP GALVANISED COMPLEX PHASE STEEL STRIP

#2184
20160017469
2016-01-21

Process and steel alloys for manufacturing high strength steel components with superior rigidity and energy absorption

#2185
20160017467
2016-01-21

Cold-rolled flat steel product for deep drawing applications and method for production thereof

#2186
20160017466
2016-01-21

Hot-rolled steel sheet and method for producing the same

#2187
20160017457
2016-01-21

Method for treating sheet metal

#2188
20160017456
2016-01-21

Thick steel sheet having excellent CTOD properties in multilayer welded joints, and manufacturing method for thick steel sheet

#2189
20160017452
2016-01-21

Process for manufacturing press-hardened coated steel parts and precoated sheets allowing these parts to be manufactured

#2190
20160017449
2016-01-21

700Mpa-level high-strength hot rolling Q and P steel and manufacturing method thereof

#2191
20160012947
2016-01-14

Steel material having excellent corrosion resistance and excellent magnetic properties and production method therefor

#2192
20160010193
2016-01-14

Thick steel plate and production method for thick steel plate

#2193
20160010192
2016-01-14

Thick, tough, high tensile strength steel plate and production method therefor

#2194
20160010191
2016-01-14

High-hardness low-alloy wear-resistant steel sheet and method of manufacturing the same

#2195
20160010190
2016-01-14

PROCESSES FOR PRODUCING THICKER GAGE PRODUCTS OF NIOBIUM MICROALLOYED STEEL

#2196
20160010189
2016-01-14

Die steel and method for producing same

#2197
20160010188
2016-01-14

Heat treatment method for increasing the depth of hardening layer in a steel rail and steel rail obtained with the method

#2198
20160010187
2016-01-14

Iron-carbon-manganese austenitic steel sheet

#2199
20160010174
2016-01-14

Method of forming a steel part and steel part

#2200
20160010173
2016-01-14

Process for manufacturing iron-carbon-maganese austenitic steel sheet with excellent resistance to delayed cracking

#2201
20160010172
2016-01-14

Method for producing a cold-rolled flat steel product for deep-drawing and ironing applications, flat steel product, and use of a flat steel product of said type

#2202
20160010171
2016-01-14

HOT PRESS MOLDING AND MANUFACTURING METHOD THEREFOR

#2203
20160010170
2016-01-14

Ultrathin Alloys

#2204
20160010168
2016-01-14

HIGH THERMAL DIFFUSIVITY, HIGH TOUGHNESS AND LOW CRACK RISK DURING HEAT TREATMENT TOOL STEEL

#2205
20160008928
2016-01-14

Method of butt-welding a coated steel plate

#2206
20160008924
2016-01-14

Precoated steel plate, welded blank, part and methods

#2207
20160002807
2016-01-07

PROCESS OF MANUFACTURING HIGH-STRENGTH COLD ROLLED STEEL SHEETS

#2208
20160002762
2016-01-07

High-strength steel sheet and production method therefor and high-strength galvanized steel sheet and production method therefor (as amended)

#2209
20160002759
2016-01-07

High-toughness low alloy wear-resistant steel sheet and method of manufacturing method thereof the same

#2210
20160002757
2016-01-07

High strength, high toughness steel alloy

#2211
20160002748
2016-01-07

Method for producing a corrosion-resistant steel sheet

#2212
20160002746
2016-01-07

Method for heat-treating a manganese steel product and manganese steel product

#2213
20150376750
2015-12-31

AIR-HARDENABLE BAINITIC STEEL WITH ENHANCED MATERIAL CHARACTERISTICS

#2214
20150376749
2015-12-31

Method for producing an ultra high strength material with high elongation

#2215
20150376730
2015-12-31

Hot-rolled steel sheet

#2216
20150368765
2015-12-24

Nano-pearlite rail and process for manufacturing same

#2217
20150368732
2015-12-24

Method and device for nitriding grain-oriented electrical steel sheet

#2218
20150361664
2015-12-17

H-SECTION STEEL AND METHOD OF PRODUCING THE SAME

#2219
20150361536
2015-12-17

Forced water cooling of thick steel wires

#2220
20150361535
2015-12-17

Process for manufacturing a profiled steel wire

#2221
20150361532
2015-12-17

Hot stamping product with enhanced toughness and method for manufacturing the same

#2222
20150361531
2015-12-17

High strength steel plate and manufacturing method thereof

#2223
20150361530
2015-12-17

Cold-rolled steel plate and method of manufacturing the same

#2224
20150361519
2015-12-17

780MPa cold-rolled duel-phase strip steel and method for manufacturing the same

#2225
20150361518
2015-12-17

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

#2226
20150360444
2015-12-17

METHOD FOR THE PRODUCTION OF AN ALUMINIZED PACKAGING STEEL

#2227
20150360285
2015-12-17

Method for producing a flat steel product with an amorphous, partially amorphous or fine-crystalline microstructure and flat steel product with such characteristics

#2228
20150357101
2015-12-10

Method for producing semi-processed non-oriented electrical steel sheet having excellent magnetic properties

#2229
20150354042
2015-12-10

Forged component, method for manufacturing the same, and connecting rod

#2230
20150354041
2015-12-10

Highly corrosion-resistant, high strength, A1-containing weathering steel plate and process of manufacturing same

#2231
20150354040
2015-12-10

Ultra high obdurability steel plate having low yield ratio and process of manufacturing same

#2232
20150354039
2015-12-10

Fe-Ni-based alloy having excellent high-temperature characteristics and hydrogen embrittlement resistance characteristics, and method for producing the same

#2233
20150354035
2015-12-10

Manufacturing method for hot press formed steel member

#2234
20150354034
2015-12-10

Steel sheet for soft-nitriding and method for manufacturing the same

#2235
20150354022
2015-12-10

Stainless steel seamless pipe for oil well use and method for manufacturing the same

#2236
20150354021
2015-12-10

High-strength hot-rolled steel strip or sheet with excellent formability and fatigue performance and a method of manufacturing said steel strip or sheet

#2237
20150348686
2015-12-03

Hot-rolled steel sheet for producing non-oriented electrical steel sheet and method of producing same

#2238
20150345361
2015-12-03

Ferritic stainless steel for automotive exhaust system, which have excellent corrosion resistance against condensate, moldability, and high-temperature oxidation resistance, and method for manufacturing same

#2239
20150344998
2015-12-03

Hot rolled steel sheet and method for manufacturing the same

#2240
20150344997
2015-12-03

BAINITIC STEEL FOR ROCK DRILLING COMPONENT

#2241
20150340137
2015-11-26

Grain oriented electrical steel sheet having excellent core loss, and method for manufacturing same

#2242
20150337417
2015-11-26

Microstructure of high-alloy steel and a heat treatment method of producing the same

#2243
20150337416
2015-11-26

High-formability and super-strength cold-rolled steel sheet

#2244
20150337408
2015-11-26

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

#2245
20150329947
2015-11-19

Austenitic TWIP stainless steel, its production and use

#2246
20150329946
2015-11-19

Galvannealed steel sheet and method of manufacturing the same

#2247
20150329945
2015-11-19

High-hardness, high-toughness, wear-resistant steel plate and manufacturing method thereof

#2248
20150322554
2015-11-12

Methods for making high hardness, high toughness iron-base alloys

#2249
20150322553
2015-11-12

BAINITIC STEEL RAIL CONTAINING TRACE AMOUNTS OF CARBIDES AND PRODUCING METHOD OF THE SAME

#2250
20150322552
2015-11-12

High strength cold rolled steel sheet with low yield ratio and method of manufacturing the same

#2251
20150322551
2015-11-12

High-manganese wear resistant steel having excellent weldability and method for manufacturing same

#2252
20150318094
2015-11-05

Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet

#2253
20150318092
2015-11-05

Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet

#2254
20150318091
2015-11-05

Laser processing apparatus and laser irradiation method

#2255
20150315921
2015-11-05

Precipitation hardened martensitic stainless steel, manufacturing method therefor, and turbine moving blade and steam turbine using the same

#2256
20150315692
2015-11-05

Method for manufacturing galvanized steel sheet

#2257
20150315685
2015-11-05

Seamless steel pipe and method for producing same

#2258
20150315684
2015-11-05

High-strength stainless steel seamless tube or pipe for oil country tubular goods, and method of manufacturing the same

#2259
20150315683
2015-11-05

Hot-rolled steel sheet and method for producing same

#2260
20150315682
2015-11-05

High strength steel sheet having excellent cryogenic temperature toughness and low yield ratio properties, and method for manufacturing same

#2261
20150310973
2015-10-29

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

#2262
20150307972
2015-10-29

Stainless steel for oil well, stainless steel pipe for oil well, and method of manufacturing stainless steel for oil well

#2263
20150302962
2015-10-22

Oriented silicon steel and method for manufacturing same

#2264
20150299835
2015-10-22

HIGH-CHARACTERISTIC STEEL FOR LARGE-SIZE PARTS

#2265
20150299834
2015-10-22

High-strength steel sheet and method for producing the same

#2266
20150299831
2015-10-22

Process for producing precipitation strengthening martensitic steel

#2267
20150299830
2015-10-22

Steel sheet for soft-nitriding and method for manufacturing the same

#2268
20150299828
2015-10-22

Steel sheet for three-piece can and method for manufacturing the same

#2269
20150299819
2015-10-22

Production method for grain-oriented electrical steel sheet

#2270
20150292068
2015-10-15

FERRITIC STAINLESS STEEL HAVING EXCELLENT HEAT RESISTANCE

#2271
20150292067
2015-10-15

HOT-FORMING STEEL ALLOY

#2272
20150292066
2015-10-15

METALLIC MATERIAL

#2273
20150292054
2015-10-15

Hot rolled steel sheet for square column for building structural members

#2274
20150292052
2015-10-15

High-strength spring steel wire with excellent hydrogen embrittlement resistance, manufacturing process therefor, and high-strength spring

#2275
20150285410
2015-10-08

Hollow seamless pipe for high-strength spring

#2276
20150284861
2015-10-08

Steel sheet provided with a coating offering sacrificial cathodic protection, method for the production of a part using such a sheet, and resulting part

#2277
20150284819
2015-10-08

Steel sheet for hot stamping, method of manufacturing the same, and hot stamped steel sheet member

#2278
20150284818
2015-10-08

Hot-rolled steel sheet and method for manufacturing the same

#2279
20150275345
2015-10-01

Alloyed hot-dip galvanized steel sheet and method of manufacturing the same

#2280
20150275342
2015-10-01

Ferritic stainless steel and method for manufacturing the same

#2281
20150275339
2015-10-01

HIGH-CARBON STEEL TUBE HAVING SUPERIOR COLD WORKABILITY, MACHINABILITY, AND HARDENABILITY AND METHOD FOR MANUFACTURING THE SAME

#2282
20150274218
2015-10-01

VEHICLE COLLISION ENERGY ABSORBING MEMBER AND METHOD FOR MANUFACTURING SAME

#2283
20150267284
2015-09-24

METHODS FOR PRODUCTION OF HIGHLY FORMABLE EXTRA DEEP DRAW ENAMELING STEEL -- PRODUCT AND PROCESS FOR MANUFACTURE THEREOF

#2284
20150267283
2015-09-24

Metal alloys for high impact applications

#2285
20150266519
2015-09-24

High Manganese Steel Strips with Excellent Coatability and Superior Surface Property, Coated Steel Strips Using Steel Strips and Method for Manufacturing the Steel Strips

#2286
20150259771
2015-09-17

High strength low alloy steel and method of manufacturing

#2287
20150258599
2015-09-17

Method for producing a ring-pull top from a steel sheet provided with a protective layer and a ring-pull top produced thereby

#2288
20150255211
2015-09-10

Manufacturing method of common grain-oriented silicon steel with high magnetic induction

#2289
20150255203
2015-09-10

MAGNET CORE, IN PARTICULAR FOR A CURRENT TRANSFORMER, AND METHOD FOR PRODUCING SAME

#2290
20150252863
2015-09-10

Helical compression spring and method for manufacturing same

#2291
20150252457
2015-09-10

METHOD FOR PRODUCING MOLTEN STEEL HAVING HIGH WEAR RESISTANCE AND STEEL HAVING SAID CHARACTERISTICS

#2292
20150252456
2015-09-10

COLD-ROLLED STEEL SHEET WITH EXCELLENT SHAPE FIXABILITY AND METHOD OF MANUFACTURING THE SAME

#2293
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

#2294
20150248957
2015-09-03

Grain-oriented electrical steel sheet and method for manufacturing same

#2295
20150247227
2015-09-03

Method for manufacturing heavy wall steel pipe

#2296
20150247226
2015-09-03

Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistance

#2297
20150247225
2015-09-03

WIRE FOR PISTON RINGS

#2298
20150247224
2015-09-03

TiC-PARTICLE-REINFORCED HIGH STRENGTH AND LOW DENSITY STEEL PRODUCTS WITH IMPROVED E-MODULUS AND METHOD FOR PRODUCING SAID PRODUCT

#2299
20150247223
2015-09-03

High strength and low density particle-reinforced steel with improved E-modulus and method for producing said steel

#2300
20150243419
2015-08-27

METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#2301
20150243418
2015-08-27

Hot rolled silicon steel producing method

#2302
20150240930
2015-08-27

Method of manufacturing a flexible externally toothed gear for strain wave gearing

#2303
20150240324
2015-08-27

SILICON ALLOYED STEEL FOR HOT ROLLING

#2304
20150232977
2015-08-20

Method for producing a galvannealed steel sheet

#2305
20150232971
2015-08-20

ABRASION RESISTANT STEEL PLATE HAVING EXCELLENT LOW-TEMPERATURE TOUGHNESS AND EXCELLENT CORROSIVE WEAR RESISTANCE

#2306
20150232970
2015-08-20

HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#2307
20150232969
2015-08-20

Process for heat treatment of parts made from low and specified hardenability structural steel

#2308
20150232968
2015-08-20

Method for heat treatment of hypereutectoid steel rail

#2309
20150226014
2015-08-13

Ultra-high toughness and high strength drill pipe and manufacturing process thereof

#2310
20150225830
2015-08-13

Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body

#2311
20150225829
2015-08-13

Hot-dip galvanized steel sheet and manufacturing method of the same

#2312
20150225822
2015-08-13

Abrasion resistant steel plate having excellent low-temperature toughness and excellent corrosive wear resistance

#2313
20150225806
2015-08-13

Super non-magnetic soft stainless steel wire material having excellent cold workability and corrosion resistance, method for manufacturing same, steel wire, steel wire coil, and method for manufacturing same

#2314
20150218759
2015-08-06

METHOD FOR PRODUCING BAINITIC RAIL STEELS, TRACK ELEMENT AND INSTALLATION FOR CARRYING OUT THE METHOD

#2315
20150218708
2015-08-06

Hot rolled steel sheet and method for manufacturing the same

#2316
20150218684
2015-08-06

Cold-Rolled Flat Steel Product and Method for the Production Thereof

#2317
20150218668
2015-08-06

Ferritic lightweight high-strength steel sheet having excellent stiffness and ductility, and method of manufacturing the same

#2318
20150213928
2015-07-30

High-strength electrical steel sheet and method of producing the same

#2319
20150211213
2015-07-30

Aggregate crushing tool

#2320
20150211104
2015-07-30

Steel article having improved contact fatigue resistance and a method of making

#2321
20150211098
2015-07-30

High-strength, high-toughness, wear-resistant steel plate and manufacturing method thereof

#2322
20150206633
2015-07-23

High magnetic induction oriented silicon steel and manufacturing method thereof

#2323
20150204071
2015-07-23

H-Section steel

#2324
20150203949
2015-07-23

Dual phase steel sheet and manufacturing method thereof

#2325
20150203947
2015-07-23

HIGH-STRENGTH GALVANIZED STEEL SHEET WITH EXCELLENT FORMABILITY AND SHAPE FIXABILITY AND METHOD FOR MANUFACTURING THE SAME

#2326
20150203946
2015-07-23

Hot-Rolled Flat Steel Product and Method For the Production Thereof

#2327
20150203945
2015-07-23

Thick-walled, high tensile strength steel with excellent CTOD characteristics of the weld heat-affected zone, and manufacturing method thereof

#2328
20150203933
2015-07-23

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

#2329
20150203932
2015-07-23

PROCESS FOR MANUFACTURING STEEL SHEET HAVING HIGH TENSILE STRENGTH AND DUCTILITY CHARACTERISTICS, AND SHEET THUS PRODUCED

#2330
20150194247
2015-07-09

Method for producing grain-oriented electrical steel sheet

#2331
20150191809
2015-07-09

Martensitic Stainless Steel with High Strength, High Toughness and High Corrosion Resistance

#2332
20150191807
2015-07-09

Process for producing hot-rolled steel strip

#2333
20150191806
2015-07-09

Ultrahigh-strength, high-toughness, wear-resistant steel plate and manufacturing method thereof

#2334
20150187474
2015-07-02

Grain-oriented electrical steel sheet for iron core and method of manufacturing the same

#2335
20150187473
2015-07-02

Method for producing grain-oriented electrical steel sheet

#2336
20150184365
2015-07-02

Cast steel for construction equipment bucket parts and parts for construction equipment bucket comprising the same

#2337
20150184270
2015-07-02

Wear resistant steel plate and manufacturing process therefor

#2338
20150176727
2015-06-25

THICK, HIGH-STRENGTH, SOUR-RESISTANT LINE PIPE AND METHOD FOR PRODUCING SAME

#2339
20150176110
2015-06-25

Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method of producing same

#2340
20150176100
2015-06-25

Material for high carburizing steel and method for producing a gear using the same

#2341
20150170813
2015-06-18

Method of producing grain-oriented electrical steel sheet

#2342
20150167135
2015-06-18

DUPLEX STAINLESS STEEL

#2343
20150167133
2015-06-18

High strength cold rolled steel sheet

#2344
20150167111
2015-06-18

AUTOMOBILE PART MANUFACTURING METHOD USING QUENCHED STEEL SHEET

#2345
20150164617
2015-06-18

Endodontic instruments and methods of manufacturing thereof

#2346
20150159261
2015-06-11

Steel for nitrocarburizing and nitrocarburized component, and methods for producing said steel for nitrocarburizing and said nitrocarburized component

#2347
20150159256
2015-06-11

PROCESS FOR PRODUCING AMORPHOUS SPRAYED COATING CONTAINING a-Fe NANOCRYSTALS DISPERSED THEREIN

#2348
20150159247
2015-06-11

Method for producing steel material for friction welding

#2349
20150152982
2015-06-04

THICK-WALLED HIGH-STRENGTH SOUR-RESISTANT LINE PIPE AND METHOD FOR PRODUCING SAME

#2350
20150152534
2015-06-04

Metal steel production by slab casting

#2351
20150152533
2015-06-04

Steel, Sheet Steel Product and Process for Producing a Sheet Steel Product

#2352
20150152532
2015-06-04

High-strength low-alloy steel excellent in high-pressure hydrogen environment embrittlement resistance characteristics and method for producing the same

#2353
20150152531
2015-06-04

High strength stainless steel seamless pipe with excellent corrosion resistance for oil well and method of manufacturing the same

#2354
20150152517
2015-06-04

Method for press-hardening steel

#2355
20150152516
2015-06-04

PEARLITE RAIL, FLASH BUTT WELDING METHOD FOR PEARLITE RAIL, AND METHOD OF MANUFACTURING PEARLITE RAIL

#2356
20150144233
2015-05-28

HYBRID MOLD STEEL AND MANUFACTURING METHOD THEREOF

#2357
20150132547
2015-05-14

Grain-oriented electrical steel sheet and method for improving iron loss properties thereof

#2358
20150132144
2015-05-14

PRECIPITATION HARDENING MARTENSITIC STAINLESS STEEL, TURBINE COMPONENT FORMED OF SAID MARTENSITIC STAINLESS STEEL, AND TURBINE INCLUDING SAID TURBINE COMPONENT

#2359
20150129094
2015-05-14

Bearing steel excellent in cold workability and manufacturing method thereof

#2360
20150125716
2015-05-07

METHOD FOR MANUFACTURING GALVANIZED STEEL SHEET FOR HOT STAMPING, HOT-DIP GALVANNEALED STEEL SHEET FOR HOT STAMPING AND METHOD FOR MANUFACTURING SAME, AND HOT STAMPED COMPONENT

#2361
20150122377
2015-05-07

Steel, sheet steel product and process for producing a sheet steel product

#2362
20150114720
2015-04-30

Inhibition of Microfissure Formation in Wear Resistant Coatings

#2363
20150114527
2015-04-30

Steel for oil country tubular goods and method of producing the same

#2364
20150114525
2015-04-30

TOUGH BAINITIC HEAT TREATMENTS ON STEELS FOR TOOLING

#2365
20150111065
2015-04-23

POLYCRYSTALLINE MATERIAL, BODIES COMPRISING SAME, TOOLS COMPRISING SAME AND METHOD FOR MAKING SAME

#2366
20150107724
2015-04-23

Dual phase stainless steel pipe and manufacturing method thereof

#2367
20150101898
2015-04-16

Stainless steel brake disc and method for production thereof

#2368
20150101714
2015-04-16

Recrystallization, refinement, and strengthening mechanisms for production of advanced high strength metal alloys

#2369
20150101713
2015-04-16

Method and apparatus for treating a steel article

#2370
20150090372
2015-04-02

Recrystallization, Refinement, and Strengthening Mechanisms For Production Of Advanced High Strength Metal Alloys

#2371
20150086808
2015-03-26

HIGH-STRENGTH COLD-ROLLED STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET, AND HIGH-STRENGTH HOT-DIP GALVANNEALED STEEL SHEET EXCELLENT IN FORMABILITY AND SHAPE FIXABILITY, AND METHODS FOR MANUFACTURING THEM

#2372
20150079419
2015-03-19

Process for manufacturing a recovery annealed coated steel substrate for packaging applications and a packaging steel product produced thereby

#2373
20150076386
2015-03-19

Iron-based alloys and methods of making and use thereof

#2374
20150075682
2015-03-19

High tensile strength steel plate having excellent weld heat-affected zone low-temperature toughness and method for producing same

#2375
20150059929
2015-03-05

Method of producing non-oriented electrical steel sheet

#2376
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

#2377
20150053315
2015-02-26

Boron-added high strength steel for bolt and high strength bolt having excellent delayed fracture resistance

#2378
20150047754
2015-02-19

Cr-Mo ALLOY STEEL COMPOSITION HAVING EXCELLENT HYDROGEN BRITTLENESS RESISTANCE AND METHOD FOR HEAT TREATMENT OF THE SAME

#2379
20150047750
2015-02-19

Bearing steel excellent in rolling-contact fatigue properties and method for producing same

#2380
20150047746
2015-02-19

Method for manufacturing steel sheet for rotor core for IPM motor

#2381
20150044503
2015-02-12

Method for manufacturing high strength galvanized steel sheet and high strength galvanized steel sheet

#2382
20150044500
2015-02-12

Process for manufacturing a recovery annealed coated steel substrate for packaging applications and a packaging steel product produced thereby

#2383
20150044087
2015-02-12

METHOD FOR PRODUCING MOLD STEEL, MOLD STEEL, METHOD OF PRODUCING PRE-HARDENED MOLD MATERIAL, AND PRE-HARDENED MOLD MATERIAL

#2384
20150038380
2015-02-05

Gear having excellent seizing resistance

#2385
20150034037
2015-02-05

Iron-based alloys and methods of making and use thereof

#2386
20150027600
2015-01-29

Si-containing high strength cold rolled steel sheet, method of producing the same, and automotive members

#2387
20150027598
2015-01-29

CHROMIUM-NICKEL STEEL, MARTENSITIC WIRE AND METHOD FOR PRODUCTION THEREOF

#2388
20150017462
2015-01-15

Cast CrMoV steel alloys and the method of formation and use in turbines thereof

#2389
20150013847
2015-01-15

Method for producing silicon steel normalizing substrate

#2390
20150013844
2015-01-15

Non-oriented silicon steel and manufacturing process thereof

#2391
20150010762
2015-01-08

Grain-oriented electrical steel sheet

#2392
20150000802
2015-01-01

Hot-press formed product and method for manufacturing same

#2393
20140377124
2014-12-25

Non-oriented electrical steel plate and manufacturing process therefor

#2394
20140366988
2014-12-18

Method for producing a non-grain-oriented higher-strength electrical strip and use thereof

#2395
20140255720
2014-09-11

Ultrathin electromagnetic steel sheet

#2396
20140193288
2014-07-10

Spring steel and spring

#2397
20140190594
2014-07-10

Classes of steels for tubular products

#2398
20140072471
2014-03-13

Non-oriented electrical steel sheet

#2399
20140065563
2014-03-06

MATERIAL HEATING METHOD

#2400
20140057128
2014-02-27

Welded blank and part