| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 01/29/2014 | CN103537670A Powder metallurgy automobile power steering pump stator and preparing method of powder metallurgy automobile power steering pump stator |
| 01/29/2014 | CN103537669A Powder-metallurgy automobile booster pump stator and manufacturing method thereof |
| 01/29/2014 | CN103537668A Powder metallurgy bearing material and preparation method thereof |
| 01/29/2014 | CN103537666A Powder metallurgy oil pump rotor and manufacturing method thereof |
| 01/29/2014 | CN103537665A Powder metallurgy piston ring and manufacturing method thereof |
| 01/29/2014 | CN103537664A Powder metallurgy composite material and manufacturing method thereof |
| 01/29/2014 | CN103537663A Powder metallurgy gear disk and manufacturing method thereof |
| 01/29/2014 | CN102978361B Thermal treatment process of Invar alloy |
| 01/29/2014 | CN102796961B 600MPa high-performance fire-resistant aseismic reinforcing steel bar for concrete and production thereof |
| 01/29/2014 | CN102776445B Lower bainite wear-resisting steel tube for slurry transport and production method of steel tube |
| 01/29/2014 | CN102719742B Furnace zone through plate method of limit-specification IF steel |
| 01/29/2014 | CN102676752B Thermal treatment process for die steel H13 of automobile forged piece |
| 01/29/2014 | CN102615108B Centrifugal casting high-speed steel composite roll and manufacture method thereof |
| 01/29/2014 | CN102605294B Easily-welding high strength and toughness steel plate with yield strength of 800MPa |
| 01/29/2014 | CN102605290B Powder metallurgy material used for pressing and sintering exhaust seat ring |
| 01/29/2014 | CN102534376B Steel plate with excellent low-temperature toughness in large heat-input weld heat affected zone and production method thereof |
| 01/29/2014 | CN102316999B Method for producing seamless pipe |
| 01/29/2014 | CN101942604B Steel tube formula |
| 01/28/2014 | US8636857 Method to obtain a manganese steel alloy |
| 01/28/2014 | US8636852 High strength galvanized steel sheet and method for manufacturing the same |
| 01/28/2014 | CA2781916C Process to manufacture grain-oriented electrical steel strip and grain-oriented electrical steel produced thereby |
| 01/28/2014 | CA2719598C High-strength uoe steel pipe excellent in deformability and low-temperature toughness of heat affected zone |
| 01/28/2014 | CA2686071C Hot-forming steel alloy |
| 01/28/2014 | CA2657518C Hot bend pipe and a process for its manufacture |
| 01/28/2014 | CA2620049C Seamless steel pipe for line pipe and a method for its manufacture |
| 01/28/2014 | CA2583207C Roller bearing with a ceramic rolling part |
| 01/28/2014 | CA2397592C Duplex stainless steel |
| 01/23/2014 | WO2014014540A2 High strength, high toughness steel alloy |
| 01/23/2014 | WO2014014246A1 Martensitic stainless steel and method for manufacturing same |
| 01/23/2014 | WO2014014120A1 Steel material |
| 01/23/2014 | WO2014014097A1 Welding structure for high strength low alloy steel, boiler water wall panel, and method for manufacturing same |
| 01/23/2014 | WO2014014069A1 Method of manufacturing engine exhaust valve for large vessel |
| 01/23/2014 | WO2014013963A1 Piercing plug |
| 01/23/2014 | WO2014013615A1 Process for producing grain-oriented electrical steel sheet |
| 01/23/2014 | US20140023551 Process for setting the thermal conductivity of a steel, tool steel, in particular hot-work steel, and steel object |
| 01/23/2014 | US20140023550 Ferritic stainless steel sheet excellent in heat resistance and workability and method of production of same |
| 01/23/2014 | US20140023549 Austenitic stainless steel |
| 01/23/2014 | US20140023432 Ferritic stainless steel excellent in corrosion resistance and strength of weld zone and tig welded structure |
| 01/23/2014 | US20140020797 Magnetic field annealing for improved creep resistance |
| 01/23/2014 | CA2875456A1 Piercing plug |
| 01/23/2014 | CA2831047A1 Alloy with corresponding part and fabrication process |
| 01/23/2014 | CA2821043A1 Alloy with corresponding part and fabrication process |
| 01/22/2014 | EP2687756A1 Drive plate and manufacturing method thereof |
| 01/22/2014 | EP2687620A1 Steel sheet for hot-stamped member and process for producing same |
| 01/22/2014 | EP2687619A1 Steel wire material and process for producing same |
| 01/22/2014 | EP2687618A1 Magnetic refrigeration material |
| 01/22/2014 | EP2687617A1 High-purity ferritic stainless steel sheet with excellent corrosion resistance and anti-glare properties |
| 01/22/2014 | EP2687612A1 Steel pipe quenching method |
| 01/22/2014 | CN203406579U Aluminum alloy core aluminum type wire lining pipe large steel anchor type strain clamp |
| 01/22/2014 | CN103534379A Hot-rolled steel for gaseous nitrocarburizing and manufacturing method thereof |
| 01/22/2014 | CN103534378A High carbon thin steel sheet and method for producing same |
| 01/22/2014 | CN103534377A Martensitic stainless steel plate for bicycle disc brake rotor and manufacturing method therefor |
| 01/22/2014 | CN103534376A Non-oriented electromagnetic steel sheet, method for producing same, laminate for motor iron core, and method for producing said laminate |
| 01/22/2014 | CN103534375A Hot stamp molded article, method for producing hot stamp molded article, energy absorbing member, and method for producing energy absorbing member |
| 01/22/2014 | CN103534374A Austenitic iron-based alloy, turbocharger and component made thereof |
| 01/22/2014 | CN103534373A Metal plate for laser processing and method for producing stainless steel plate for laser processing |
| 01/22/2014 | CN103534372A Heat-hardened steel with excellent crashworthiness and method for manufacturing heat-hardenable parts using same |
| 01/22/2014 | CN103534366A Grain-oriented electrical steel sheet having low core loss and high magnetic flux density, and method for manufacturing same |
| 01/22/2014 | CN103534365A Hot-rolled steel sheet and associated production method |
| 01/22/2014 | CN103531322A Hard magnetic alloy |
| 01/22/2014 | CN103527612A Long life and a manufacturing method of the pinion shaft |
| 01/22/2014 | CN103526621A High-tensile stainless steel wire rope |
| 01/22/2014 | CN103526620A 不锈钢钢丝绳 Stainless steel wire rope |
| 01/22/2014 | CN103526134A High-performance powder metallurgy valve retainer material |
| 01/22/2014 | CN103526133A High nickel-chromium and free-cutting stainless steel and preparation method thereof |
| 01/22/2014 | CN103526132A Low-nickel stainless steel with high heat resistance and preparation method of stainless steel |
| 01/22/2014 | CN103526131A High-strength stainless steel coffee pot material and preparation method thereof |
| 01/22/2014 | CN103526130A Processing method for direct cold rolling of two-phase stainless steel as-cast state billet steel after solid solution treatment |
| 01/22/2014 | CN103526129A Thick-specification acid-corrosion-resisting X65 pipeline steel plate and manufacturing method thereof |
| 01/22/2014 | CN103526128A Formula of blast furnace throat steel brick |
| 01/22/2014 | CN103526127A Guide roller and manufacturing method thereof |
| 01/22/2014 | CN103526126A Tool steel roller for rolling medium-thickness plate and manufacturing method thereof |
| 01/22/2014 | CN103526125A Semi-steel roll and manufacturing method thereof |
| 01/22/2014 | CN103526124A Novel high heat resistant turbocharger sealing ring and preparation method thereof |
| 01/22/2014 | CN103526123A High-tenacity stainless steel coffee pot material and preparation method thereof |
| 01/22/2014 | CN103526122A Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine |
| 01/22/2014 | CN103526121A Anti-scratching mandrel material |
| 01/22/2014 | CN103526120A Low-temperature impact resistant angle steel for power transmission iron tower |
| 01/22/2014 | CN103526119A Yin-yang wear-resistant steel ball |
| 01/22/2014 | CN103526118A Wear-resistant material for excavator bucket tooth |
| 01/22/2014 | CN103526117A Non-quenched and tempered steel, engineering mechanical semiaxle manufactured by using same and manufacturing method of semiaxle |
| 01/22/2014 | CN103526116A Ferrite-bainite steel having tensile strength reaching 590MPa level and having high hole expanding performance, and production method thereof |
| 01/22/2014 | CN103526115A Cold-worked die material and combined technology applicable to cold-worked die material |
| 01/22/2014 | CN103526114A Elementary powder sintered iron-copper-based oil-containing anti-friction material and preparation method thereof |
| 01/22/2014 | CN103526113A Pre-coated steel plate used in anti-wrinkle structure, and production method thereof |
| 01/22/2014 | CN103526112A Anti-corrosion steel for bridge tubular pile and production method of anti-corrosion steel |
| 01/22/2014 | CN103526111A Hot-rolled plate band steel with yield strength being 900MPa and preparation method thereof |
| 01/22/2014 | CN103526110A X 60 pipeline steel with thickness of 16-25 mm and production method of pipeline steel |
| 01/22/2014 | CN103526109A Preparation method of silicon steel sheet for motors |
| 01/22/2014 | CN103526108A X70MS ERW welded pipe having excellent anti SSCC stress corrosion and manufacturing method thereof |
| 01/22/2014 | CN103526107A Method for preparing sintered neodymium-iron-boron magnet |
| 01/22/2014 | CN103526103A Smelting method of garnierite type lateritic nickel ore and product of garnierite type lateritic nickel ore |
| 01/22/2014 | CN103526097A Ferrochrome and preparation process thereof |
| 01/22/2014 | CN103526027A Method for preparing niobium, titanium and iron alloy by using carbon reduction and niobium, titanium and iron alloy |
| 01/22/2014 | CN103526001A Manufacturing method of cold-rolled non-oriented electrical steel for constant-frequency compressors |
| 01/22/2014 | CN103526000A Preparation method of low-carbon high-manganese oriented silicon steel sheet |
| 01/22/2014 | CN103525999A Preparation method of high-magnetic-induction oriented silicon steel sheet |
| 01/22/2014 | CN103525998A Wide and thick steel plate for normalized and rolled fine-grain pressure-welded steel tube and preparation method thereof |
| 01/22/2014 | CN103522016A Method for machining shell liner of shell in semi-autogenous mill |
| 01/22/2014 | CN103521762A Alloy powder used for improving flexibility of dual-phase steel laser welding joints and application method of alloy powder |