| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 06/08/2011 | CN102086495A Production method of oxide film hot-rolled strip steel with high adhesion |
| 06/08/2011 | CN102086494A High-chromium martensitic heat-resistant steel and manufacturing method thereof |
| 06/08/2011 | CN102086493A Stamped high-carbon chromium bearing ring and production process thereof |
| 06/08/2011 | CN101755062B Process for manufacturing high-strength hot-rolled steel sheet |
| 06/08/2011 | CN101748326B Preparation method of carbonic rare earth-ferrum, cobalt and silicon compound with NaZn1 structure |
| 06/08/2011 | CN101745785B Method for manufacturing neutron flux-measured sleeve crossed stiffened plate by forging |
| 06/08/2011 | CN101745536B Method for producing SKS51 hot-rolled thin steel sheets |
| 06/08/2011 | CN101722290B Preparation method of multicomponent indefinite chilled ductile iron wear resistance roller |
| 06/08/2011 | CN101701315B Manufacturing method of submerged pipeline steel pipe |
| 06/08/2011 | CN101652495B Steel material having excellent high temperature properties and excellent toughness, and method for production thereof |
| 06/08/2011 | CN101568659B Weather-resistant hot rolled steel sheet superior high-strength, and manufacturing method |
| 06/08/2011 | CN101528964B Seamless steel tube for airbag accumulators and process for production thereof |
| 06/08/2011 | CN101432455B High strength steel plate with high manganese having excellent burring workability |
| 06/08/2011 | CN101415851B Very thin hard steel sheet and method for producing the same |
| 06/08/2011 | CN101381854B Method for producing low carbon and high niobium content bainite high-strength steel plate |
| 06/08/2011 | CN101326301B High strength thin steel sheet having excellent plating and elongation property and the method for manufacturing the same |
| 06/07/2011 | US7955445 Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same |
| 06/07/2011 | US7955444 High strength steel sheet and method for manufacturing the same |
| 06/07/2011 | CA2508028C Brazing sheet product having a clad layer and a coated layer of iron alloy and method of its manufacture |
| 06/03/2011 | WO2011066307A2 Alloy, overlay, and methods thereof |
| 06/03/2011 | WO2011065593A1 Ingot for bearing, and process for producing bearing steel |
| 06/03/2011 | WO2011065592A1 Bearing steel |
| 06/03/2011 | WO2011065591A1 HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT HYDROGEN EMBRITTLEMENT RESISTANCE AND MAXIMUM TENSILE STRENGTH OF 900 MPa OR MORE, AND PROCESS FOR PRODUCTION THEREOF |
| 06/03/2011 | WO2011065582A1 Welded steel pipe for linepipe with superior compressive strength and excellent sour resistance, and process for producing same |
| 06/03/2011 | WO2011065579A1 Welded steel pipe for linepipe with superior compressive strength, and process for producing same |
| 06/03/2011 | WO2011065578A1 Welded steel pipe for linepipe with superior compressive strength and superior toughness, and process for producing same |
| 06/03/2011 | WO2011065479A1 High-strength ultra-thick h shape steel and process for production thereof |
| 06/03/2011 | WO2011065023A1 Low-carbon steel sheet and process for producing same |
| 06/03/2011 | WO2011063934A1 Process to manufacture grain-oriented electrical steel strip and grain-oriented electrical steel produced thereby |
| 06/03/2011 | WO2011037272A4 Method for fillet arc welding high-strength thin steel sheets |
| 06/03/2011 | CA2781916A1 Process to manufacture grain-oriented electrical steel strip and grain-oriented electrical steel produced thereby |
| 06/03/2011 | CA2781851A1 Alloy, overlay, and methods thereof |
| 06/03/2011 | CA2781815A1 High strength steel plate with ultimate tensile strength of 900 mpa or more excellent in hydrogen embrittlement resistance and method of production of same |
| 06/02/2011 | US20110130575 Synthesis of clay-templated subnano-sized zero valent iron (zvi) particles, clays containing same, and use of both in contaminant treatments |
| 06/02/2011 | US20110129382 Alloy steel for low temperature vacuum carburizing |
| 06/02/2011 | US20110129381 High-tensile steel with excellent weldability and toughness and with tensile strength of 550 mpa class or more and method of production of the same |
| 06/02/2011 | US20110126946 Bainite steel and methods of manufacture thereof |
| 06/02/2011 | US20110126944 Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method for producing same |
| 06/02/2011 | US20110126540 High-strength heat resisting cast steel, method of producing the steel, and applications of the steel |
| 06/01/2011 | EP2327810A1 High-strength steel sheet and method for production thereof |
| 06/01/2011 | EP2327806A1 Method for manufacturing high-strength metal wire rod |
| 06/01/2011 | EP2327804A1 Exhaust poppet valve and solution treatment method of poppet valve |
| 06/01/2011 | CN1914344B Austenitic-ferritic stainless steel |
| 06/01/2011 | CN102084438A Corrosion-resistant magnet and method for producing the same |
| 06/01/2011 | CN102080194A Large-deformation-preventing pipeline steel with excellent aging resistance and production method thereof |
| 06/01/2011 | CN102080193A Structural steel for welding with ultra-great heat input and manufacturing method thereof |
| 06/01/2011 | CN102080192A Low-yield ratio, high-plasticity, ultrafine-grain and high-strength steel and manufacturing method thereof |
| 06/01/2011 | CN102080191A Niobium-boron composite hot rolled high-strength container steel plate and preparation method thereof |
| 06/01/2011 | CN102080190A Hardening and tempering steel plate for engineering machinery with 7000MPa grade yield strength and preparation method thereof |
| 06/01/2011 | CN102080189A Structural steel for high-heat input welding and manufacturing method thereof |
| 06/01/2011 | CN102080188A CrNiMo series easily cut pinion steel and manufacturing method thereof |
| 06/01/2011 | CN102080187A Large-thickness Cr-Mo system 12Cr2Mo1R container steel and production method thereof |
| 06/01/2011 | CN102080186A Crack-free steel Q245R medium-thickness plate for pressure container and production method |
| 06/01/2011 | CN102080185A High-tensile quenched and tempered steel plate for large-thickness structures and production method thereof |
| 06/01/2011 | CN102080184A 75-mm Z15 series steel plate prepared by rolling 250-mm casting blank and production method of 75-mm Z15 series steel plate |
| 06/01/2011 | CN102080183A Q345GJ series structural steel plates for ultra-thick building and production method thereof |
| 06/01/2011 | CN102080182A High-strength steel plate Q460GJE-Z35 for extra-thick high-rise building structure and production method thereof |
| 06/01/2011 | CN102080181A Low-alloy Q345D thick plate produced without adding micro-alloy elements and production method thereof |
| 06/01/2011 | CN102080180A Aluminum steel composite material and preparation method |
| 06/01/2011 | CN102080179A Preparation method of boron-containing structural steel |
| 06/01/2011 | CN102079070A Stainless steel pill |
| 06/01/2011 | CN101705437B Heat-resistant stainless steel with high-lasting strength and manufacturing method thereof |
| 06/01/2011 | CN101705345B Process method for improving ductility and toughness of Cr-containing high-strength steel by utilizing carbon distribution |
| 06/01/2011 | CN101693982B Martensite corrosion-resisting steel plate for cutting tool and manufacture method thereof |
| 06/01/2011 | CN101693980B Flat steel and manufacture method thereof |
| 06/01/2011 | CN101649421B Manufacturing method of niobium microalloyed steel continuous casting thick plate blank |
| 06/01/2011 | CN101649418B Ferrite stainless steel cold-rolled steel band and manufacturing method thereof |
| 06/01/2011 | CN101633999B Austenitic stainless steel, steel tube thereof and manufacturing method thereof |
| 06/01/2011 | CN101624681B Ultra-high strength bainite armour steel and manufacturing method thereof |
| 06/01/2011 | CN101613837B Manufacturing method of titanium micro-alloyed steel continuous casting heavy slab |
| 06/01/2011 | CN101608285B Interstitial free (IF) hot rolled strip and manufacturing method thereof |
| 06/01/2011 | CN101437975B Process for manufacturing steel sheet having very high strength, ductility and toughness characteristics, and sheet thus produced |
| 06/01/2011 | CN101351571B Amorphous alloy thin-band, nanocrystalline soft magnetic alloy and magnetic core consisting of nanocrystalline soft magnetic alloy |
| 06/01/2011 | CN101008069B Nitrocarburized microalloyed steel member |
| 05/31/2011 | US7951469 Welding material and welded joint structure |
| 05/31/2011 | CA2559589C Metallic material for conductive member, separator for fuel cell using the same, and fuel cell using the separator |
| 05/31/2011 | CA2385685C Method for making carbon steel bands, in particular packaging steel bands, and resulting bands |
| 05/26/2011 | WO2011062152A1 Austenite stainless steel sheet and method for producing same |
| 05/26/2011 | WO2011062151A1 High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility, and method for producing said high strength hot-rolled steel plate |
| 05/26/2011 | WO2011062012A1 Steel wire for low-temperature annealing and method for producing the same |
| 05/26/2011 | WO2011062000A1 Thick steel plate for ship hull and process for production thereof |
| 05/26/2011 | WO2011061812A1 High-toughness abrasion-resistant steel and manufacturing method therefor |
| 05/26/2011 | WO2011060517A1 Stainless steel for molds having a lower delta-ferrite content |
| 05/26/2011 | WO2011060516A1 Steel with high temper resistance |
| 05/26/2011 | US20110123387 Ferritic stainless steel excellent in heat resistance and toughness |
| 05/26/2011 | US20110121056 Compositions and methods for determining alloys for thermal spray, weld overlay, thermal spray post processing applications, and castings |
| 05/26/2011 | US20110120977 Alloy, Overlay, and Methods Thereof |
| 05/26/2011 | US20110120723 Low Alloy Steels With Superior Corrosion Resistance For Oil Country Tubular Goods |
| 05/26/2011 | US20110120600 Cold-rolled steel sheet, method for manufacturing the same, and backlight chassis |
| 05/26/2011 | US20110120599 Method and work piece |
| 05/26/2011 | US20110120598 High-strength steel sheets with excellent resistance to delayed fracture after forming, method for manufacturing the same, and high-strength automotive part manufactured of the same |
| 05/26/2011 | DE102009039552B4 Verfahren zur Herstellung einer Eisen-Chrom-Legierung A process for producing an iron-chromium alloy |
| 05/26/2011 | DE102004025717B9 Höherfester Multiphasenstahl mit verbesserten Eigenschaften High-strength multi-phase steel with improved properties |
| 05/26/2011 | CA2781052A1 Stainless mold steel with lower delta-ferrite content |
| 05/26/2011 | CA2781048A1 Steel with high tempering resistance |
| 05/25/2011 | EP2325346A1 High-strength steel plate and manufacturing method thereof |
| 05/25/2011 | EP1762632B1 Iron-based rare-earth-containing nanocomposite magnet and process for producing the same |
| 05/25/2011 | EP1460145B1 Low alloy steel excellent in resistance to corrosion by hydrochloric acid and corrosion by sulfuric acid and weld joint comprising the same |
| 05/25/2011 | CN201843649U Forged sleeve for turbine |
| 05/25/2011 | CN201842882U Forged sealing ring |