| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 01/22/2014 | CN103521550A Manufacturing method of X90 grade pipeline steel large-opening-diameter thick-wall longitudinal submerged-arc welded pipe |
| 01/22/2014 | CN103521549A Manufacturing method of X100 high-steel-grade large-opening-diameter thick-wall longitudinal submerged-arc welded pipe |
| 01/22/2014 | CN102816914B Cold-rolled steel plate production method |
| 01/22/2014 | CN102766798B Process control method for secondary processing of sintered NdFeB in quick-setting furnace |
| 01/22/2014 | CN102732786B Economical-type 540MPa-grade ferrite bainite hot-rolled dual-phase steel and production method thereof |
| 01/22/2014 | CN102703838B Production process for PSL-2 grade non-tempered N80 steel grade oil casing pipes |
| 01/22/2014 | CN102644023B Steel containing P and used for intermediate frequency (IF) automotive panel and production method thereof |
| 01/22/2014 | CN102618803B Ultrahigh-strength steel plate and production method thereof |
| 01/22/2014 | CN102605265B Major-diameter continuously cast and rolled grinding ball and preparation method thereof |
| 01/22/2014 | CN102560272B Ultrahigh-strength abrasion-resistant steel plate and manufacturing method thereof |
| 01/22/2014 | CN102560257B Low-activated steel structure material for fusion reactor |
| 01/22/2014 | CN102534405B High manganese steel and preparation method thereof |
| 01/22/2014 | CN102534404B Super-high manganese steel and manufacturing method thereof |
| 01/22/2014 | CN101928893B Low-alloy steel resistant to carbon dioxide corrosion |
| 01/21/2014 | USRE44709 Soft Cr-containing steel |
| 01/21/2014 | US8632641 High-alloy cold work die steel |
| 01/21/2014 | CA2686940C Process for manufacturing cold-rolled and annealed steel sheets with very high strength, and sheets thus produced |
| 01/16/2014 | WO2014011803A1 Biodegradable alloy wire for medical devices |
| 01/16/2014 | WO2014011067A1 Method of producing high-strengh rods of austenitic steel and a rod produced by such a method |
| 01/16/2014 | WO2014010680A1 Ferritic stainless steel sheet and method for producing ferritic stainless steel sheet with oxide coating film having excellent conductivity and adhesion |
| 01/16/2014 | WO2014010429A1 Method for manufacturing thrust bearing for turbocharger, and thrust bearing for turbocharger |
| 01/16/2014 | WO2014010418A1 Method for manufacturing sintered magnet |
| 01/16/2014 | WO2014010415A1 High-strength hot-dip galvanized steel sheet having excellent yield strength and formability, and manufacturing method therefor |
| 01/16/2014 | WO2014010150A1 Thick-walled high-strength sour-resistant line pipe and method for producing same |
| 01/16/2014 | WO2014009404A1 Cold-rolled flat steel product and method for the production thereof |
| 01/16/2014 | WO2014008881A1 Austenitic steel alloy having excellent creep strength and resistance to oxidation and corrosion at elevated use temperatures |
| 01/16/2014 | WO2014008537A1 Brazing method and composites produced thereby |
| 01/16/2014 | WO2013130139A3 High strength, corrosion resistant austenitic alloys |
| 01/16/2014 | US20140017517 Stainless steel plate and manufacturing method thereof |
| 01/16/2014 | US20140017112 Bearing steel material with excellent rolling contact fatigue properties and a bearing part |
| 01/16/2014 | US20140017111 High-strength austenitic stainless steel for high-pressure hydrogen gas |
| 01/16/2014 | US20140014237 Hot-rolled steel sheet and method of producing the same |
| 01/16/2014 | US20140014236 Hot-rolled steel sheet and production method thereof |
| 01/16/2014 | US20140014234 Case hardening steel, method for producing same, and mechanical structural part using case hardening steel |
| 01/16/2014 | DE112006003553B9 Dicke Stahlplatte für eine Schweißkonstruktion mit ausgezeichneter Festigkeit und Zähigkeit in einem Zentralbereich der Dicke und geringen Eigenschaftsänderungen durch ihre Dicke und Produktionsverfahren dafür Thick steel plate for a welded construction with excellent strength and toughness in a central region of the thickness and small changes in properties through its thickness and production for |
| 01/15/2014 | EP2685475A1 Rare earth permanent magnet and method for manufacturing rare earth permanent magnet |
| 01/15/2014 | EP2685474A1 Rare earth permanent magnet and production method for rare earth permanent magnet |
| 01/15/2014 | EP2685472A1 Rare earth permanent magnet and production method for rare earth permanent magnet |
| 01/15/2014 | EP2685471A1 Rare earth permanent magnet and method for manufacturing rare earth permanent magnet |
| 01/15/2014 | EP2685470A1 Rare earth permanent magnet and method for manufacturing rare earth permanent magnet |
| 01/15/2014 | EP2684975A1 Cold rolled steel flat product and method for its production |
| 01/15/2014 | EP2684974A1 Duplex stainless steel sheet |
| 01/15/2014 | EP2684973A1 Two-phase stainless steel exhibiting excellent corrosion resistance in weld |
| 01/15/2014 | EP2684972A1 Steel sheets for hot stamping, method for manufacturing same, and method for manufacturing high-strength parts |
| 01/15/2014 | EP2684638A1 Welding metal having superior welding embrittlement resistance characteristics |
| 01/15/2014 | EP2683839A1 Process for producing high strength formable steel and high strength formable steel produced therewith |
| 01/15/2014 | CN203398712U Large-steel-anchor type strain clamp for aluminum alloy core aluminum stranded wire |
| 01/15/2014 | CN203398711U Lining-pipe large-steel-anchor type strain clamp for aluminum alloy core aluminum stranded wire |
| 01/15/2014 | CN203394756U Novel gear pump |
| 01/15/2014 | CN103518000A Steel for automotive suspension spring component, automotive suspension spring component, and manufacturing method for same |
| 01/15/2014 | CN103517999A Wire rod having good superior surface properties, high strength, and high toughness, and a method for manufacturing same |
| 01/15/2014 | CN103517998A Heat-resistant austenitic stainless steel having excellent cyclic oxidation resistance |
| 01/15/2014 | CN103517996A Method for the production of martensitic steel having a very high yield point and sheet or part thus obtained |
| 01/15/2014 | CN103511000A Erosion and corrosion resistant coatings for exhaust gas recirculation based gas turbines |
| 01/15/2014 | CN103510434A Wear-resisting tamping pickaxe |
| 01/15/2014 | CN103510027A Wear-resistant crusher hammerhead |
| 01/15/2014 | CN103510026A Low carbon steel plate for pressure-bearing equipment and rolling technology thereof |
| 01/15/2014 | CN103510025A Ultrahigh strength steel plate containing rare earth La and heat treatment process thereof |
| 01/15/2014 | CN103510024A Alloy cast steel for high speed train brake disc, heat treatment method thereof and high speed train brake disc manufactured by the alloy cast steel |
| 01/15/2014 | CN103510023A Pre-hardened plastic die steel material |
| 01/15/2014 | CN103510022A Control method for avoiding low Cr ferrite stainless steel hot rolling edge crack |
| 01/15/2014 | CN103510021A Steel alloy, compressor slide sheet and preparation method of compressor slide sheet |
| 01/15/2014 | CN103510020A Spring steel wire rod and its inclusion control method |
| 01/15/2014 | CN103510019A Method for prolonging service life of iron chromium aluminum electrothermal alloy |
| 01/15/2014 | CN103510018A High-tension steel plate excellent in base metal toughness and HAZ toughness |
| 01/15/2014 | CN103510017A Ultrahigh-strength light armor plate and manufacturing method thereof |
| 01/15/2014 | CN103510016A Support roll of pickling and scale breaking tension leveler and its manufacturing process |
| 01/15/2014 | CN103510015A Working roll of pickling and scale breaking tension leveler and its manufacturing process |
| 01/15/2014 | CN103510014A Economical stainless steel with resistance to urea and automobile exhaust corrosion and manufacturing method thereof |
| 01/15/2014 | CN103510013A Tin-containing ferritic stainless steel with good wrinkle resistance and manufacturing method thereof |
| 01/15/2014 | CN103510012A Manufacturing method of secondary-cold-rolling shadow mask strip steel in thin specification |
| 01/15/2014 | CN103510011A High strength steel plate used for enamel liners and manufacturing method thereof |
| 01/15/2014 | CN103510010A Cr alloying electric resistance weld petroleum casing pipe steel and manufacturing method thereof |
| 01/15/2014 | CN103510009A Steel used for steam turbine auxiliary machinery of nuclear power unit and manufacturing method thereof |
| 01/15/2014 | CN103510008A Hot rolling ferrite/bainite high strength steel plate and manufacturing method thereof |
| 01/15/2014 | CN103510007A Steel for high-frequency hardening and high-frequency hardened steel part, and methods of production of same |
| 01/15/2014 | CN103510006A Method for manufacturing cold-rolled non-oriented electrical steel for contactor |
| 01/15/2014 | CN103510005A Method for manufacturing middle-grade cold-rolled non-oriented electrical steel |
| 01/15/2014 | CN103510004A Method for manufacturing low-grade cold-rolled non-oriented electrical steel |
| 01/15/2014 | CN103510003A Large deformation resistant multiphase X100 high-strength steel plate for large diameter pipeline and manufacturing method for steel plate |
| 01/15/2014 | CN103510002A Gapless atom cold-rolled hot-galvanized steel plate and production method thereof |
| 01/15/2014 | CN103510001A Cold-rolled steel plate for double-layer coil-welded tubes and production method thereof |
| 01/15/2014 | CN103510000A Ship and marine engineering steel with characteristics of high toughness and low NDT temperature, and production process thereof |
| 01/15/2014 | CN103509999A Manufacturing method of high nickel steel used for cryogenic storage tank |
| 01/15/2014 | CN103509998A Improved carbon steel and preparation technology thereof |
| 01/15/2014 | CN103509997A 440MPa-class cold-rolled high-intensity automobile structural steel and manufacturing method thereof |
| 01/15/2014 | CN103509996A 400 MPa-tensile-strength high-strength carbon-manganese constructional steel and manufacturing method thereof |
| 01/15/2014 | CN103509995A Manufacturing method of semi-processed cold-rolled non-oriented electrical steel |
| 01/15/2014 | CN103509994A Low carbon steel plate for pressure-bearing equipment and normalizing process thereof |
| 01/15/2014 | CN103509993A High-hardness die material easy to polish |
| 01/15/2014 | CN103509988A Polycrystalline Fe-Ni-Co-Al-Nb-B shape memory alloy with super elasticity and preparation method thereof |
| 01/15/2014 | CN103509985A Alloy and preparation method and application thereof |
| 01/15/2014 | CN103506809A Constant loading stress ring manufacturing method for high-temperature high-pressure environment containing poisonous and harmful gas |
| 01/15/2014 | CN103506618A Mn-contained mixture steel powder for powder metallurgy and preparing method |
| 01/15/2014 | CN103506608A Manufacturing method of high chrome composite roll |
| 01/15/2014 | CN103506607A Wear-resisting casting and production process thereof |
| 01/15/2014 | CN103506589A Method for improving isometric crystal ratio of high-carbon steel billet |
| 01/15/2014 | CN103506380A Production method for reducing thickness of high-carbon spring strip steel decarburized layer |
| 01/15/2014 | CN102776446B Semi-high speed steel copper soldering inlaid steel cutting blade and manufacturing method thereof |
| 01/15/2014 | CN102725428B Production method for seamless steel pipe used in line pipe, and seamless steel pipe used in line pipe |