| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 08/21/2013 | CN103255340A Vehicle high strength and toughness hot-forming steel plate and preparation method thereof |
| 08/21/2013 | CN103255339A 700 DEG C high temperature resistance offshore platform steel and production method thereof |
| 08/21/2013 | CN103255338A Method for enhancing hot-rolled Gaussian texture of double-roller ribbon continuous casting oriented silicon steel |
| 08/21/2013 | CN103255337A Production method of low-cost easily-welded steel |
| 08/21/2013 | CN103255336A Manufacturing method of high purity cobalt-free maraging steel |
| 08/21/2013 | CN103255274A Production method of general oriented silicon steel with twice cold rolling changed into one time cold rolling |
| 08/21/2013 | CN103255273A Manufacturing method capable of improving plasticity of pipeline steel plate |
| 08/21/2013 | CN103252498A Method for preparing powder metallurgy of valve seat |
| 08/21/2013 | CN103252449A Production method of composite material stirring wing |
| 08/21/2013 | CN103252268A Super wear-resisting centrifuging composite casting tyre-shaped grinding roller and manufacturing method thereof |
| 08/21/2013 | CN102653835B Method for reducing transverse cracks at corner of continuous casting billet of boron-steel-containing wide-thick plate |
| 08/21/2013 | CN102644036B High-strength reinforcing steel bar with spiral fins and processing method of high-strength reinforcing steel bar |
| 08/21/2013 | CN102618802B Ultrafine grained dual-phase steel material and production method thereof |
| 08/21/2013 | CN102586562B Production process for shock-proof disaster-relieving hot rolled transformation-induced plasticity (TRIP) steel plates |
| 08/21/2013 | CN102586546B Process for preparing low-carbon low-silicon-aluminium killed steel |
| 08/21/2013 | CN102527956B Continuous-cast P91-steel round pipe billet and production process thereof |
| 08/21/2013 | CN102400050B 斗齿及其制备方法 Bucket teeth and a preparation method |
| 08/21/2013 | CN102392179B Steel plate with ultrahigh strength and ultrahigh toughness, and preparation method thereof |
| 08/21/2013 | CN102373385B Low-nickel austenite heatproof cast steel and smelting method thereof |
| 08/21/2013 | CN102227515B Electromagnetic steel sheet and method for producing same |
| 08/21/2013 | CN102122567B Method for producing rare earth sintered magnet |
| 08/21/2013 | CN102119234B High-strength cold-rolled steel sheet excellent in weldability and process for production of same |
| 08/20/2013 | CA2729091C Stainless steel material for a separator of a solid polymer fuel cell and a solid polymer fuel cell using the separator |
| 08/20/2013 | CA2656637C High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same |
| 08/15/2013 | WO2013119980A1 Equipment for use in corrosive environments and methods for forming thereof |
| 08/15/2013 | WO2013119334A1 New classes of non-stainless steels with high strength and high ductility |
| 08/15/2013 | WO2013117953A1 Process for making a steel part, and steel part so obtained |
| 08/15/2013 | US20130209833 Hot-rolled or cold-rolled steel plate, method for manufacturing same, and use thereof in the automotive industry |
| 08/15/2013 | US20130209831 High-Strength, Cold-Formable Steel and Flat Steel Product Made from Such a Steel |
| 08/15/2013 | US20130206289 High-strength hot-rolled steel sheet having excellent formability and method for manufacturing the same |
| 08/15/2013 | US20130206286 Abrasion resistant steel plate which exhibits excellent weld toughness and excellent delayed fracture resistance |
| 08/14/2013 | EP2626440A1 Ferritic stainless steel having excellent corrosion resistance and electrical conductivity, method for producing same, solid polymer fuel cell separator, and solid polymer fuel cell |
| 08/14/2013 | DE102012002642B4 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/14/2013 | DE102012002637A1 Abgasanlage Exhaust system |
| 08/14/2013 | CN103249855A Steel sheet for bottom covers of aerosol cans and method for producing same |
| 08/14/2013 | CN103249854A Thick-walled electric-esistance-welded steel pipe and process for producing same |
| 08/14/2013 | CN103249853A Hot-rolled steel sheet, cold-olled steel sheet, and plated steel sheet each having exellent uniform ductility and local ductility in high-speed deformation |
| 08/14/2013 | CN103249847A Method for manufacturing high-strength cold-rolled/hot-rolled trip steel having a tensile strength of 590 mpa grade, superior workability, and low mechanical-property deviation |
| 08/14/2013 | CN103249518A Ni-fe-cr-mo alloy |
| 08/14/2013 | CN103249502A Steel foil for solar cell substrate, solar cell substrate, solar cell, and methods for manufacturing the steel foil and the solar cell |
| 08/14/2013 | CN103247401A Rare-earth permanent magnetic material |
| 08/14/2013 | CN103244671A Method for manufacturing novel tungsten, molybdenum and chrome alum turbocharger sealing ring |
| 08/14/2013 | CN103244251A Exhaust system |
| 08/14/2013 | CN103243279A Urea-class stainless steel pipe and production process thereof |
| 08/14/2013 | CN103243278A X90 pipeline steel and production method thereof |
| 08/14/2013 | CN103243277A HB 400 grade crack-resisting martensite wear-resistant steel with high strength and production method |
| 08/14/2013 | CN103243276A Non-tempered natural pre-hardening easy-to-cut forging steel for die |
| 08/14/2013 | CN103243275A Preparation method of bainite/martensite/austenite composite high-strength steel |
| 08/14/2013 | CN103243274A Fe-Cr-Ni alloy of golf club head |
| 08/14/2013 | CN103243273A Conical-face welding type hydrogen sulfide corrosion-resistant boring rod adopting same material and processing process thereof |
| 08/14/2013 | CN103243272A Rolling process of vanadium-containing weather-resistant hot-rolling H-shaped steel with yield strength of 500 MPa |
| 08/14/2013 | CN103243271A Preparation method of high-toughness drilling tool |
| 08/14/2013 | CN103243270A Novel low-cost, wear-resistant and high-strength Q460B steel plate and production method thereof |
| 08/14/2013 | CN103243269A Novel low-cost, wear-resistant and high-strength Q420A/B steel plate and production method thereof |
| 08/14/2013 | CN103243268A High-quality H13 rear earth mold steel and production method thereof |
| 08/14/2013 | CN103243267A Alloy steel |
| 08/14/2013 | CN103243266A Production method of export high-strength steel wire rod |
| 08/14/2013 | CN103243265A Copper-strengthened low-alloy high-strength steel for hot dip galvanizing |
| 08/14/2013 | CN103243264A Niobium microalloyed steel for low-temperature reinforcing steel bar and rolling process of steel |
| 08/14/2013 | CN103243263A High-cleanliness low-carbon and low-silicon welding steel wire and preparation method of same |
| 08/14/2013 | CN103243262A High-strength hot rolled steel plate roll for automobile wheels as well as preparation method thereof |
| 08/14/2013 | CN103243261A Fire-resistant steel of ocean platform with excellent anti-fatigue performance and production method thereof |
| 08/14/2013 | CN103243260A Deep-stamping dual-phase steel and production method thereof |
| 08/14/2013 | CN103243259A Thin rare earth-containing hot rolled steel plate for enamel liner of water heater, and production method of steel plate |
| 08/14/2013 | CN103243256A Method for controlling titanium content in high-carbon steel and production method of tire cord steel |
| 08/14/2013 | CN103243213A Method for preventing super duplex stainless steel seamless tube from hole reaming cracking before extrusion |
| 08/14/2013 | CN103243204A Strengthening and toughening heat treatment method of medium carbon manganese-vanadium low alloy steel |
| 08/14/2013 | CN102605257B Material of thrust plate for plunger pump, and heat treatment technology thereof |
| 08/14/2013 | CN102459656B Process for producing thick high-strength steel plate with excellent toughness of heat-affected zone in high heat input welding and thick high-strength steel plate with excellent toughness of heat-affected zone in high heat input welding |
| 08/14/2013 | CN102424932B Production method of hot-rolled 500N Australian standard steel bar |
| 08/14/2013 | CN102380613B Preparation method of powder-metallurgy refrigeration compressor valve sheet |
| 08/14/2013 | CN102319734B Method for effectively controlling small pockmark defects on surface of medium plate |
| 08/14/2013 | CN102312157B Cold-rolled TRIP steel at over 1000 MPa and preparation method thereof |
| 08/14/2013 | CN102212755B Low-alloy cast steel and application thereof in heavy lorry axle housing, raw materials and machining process |
| 08/14/2013 | CN101802233B Dual-phase steel, flat product made of such dual-phase steel and method for producing flat product |
| 08/13/2013 | US8506729 Austenite-type stainless steel hot-rolling steel material with excellent corrosion resistance, proof-stress, and low-temperature toughness and production method thereof |
| 08/13/2013 | US8506727 Piston rings |
| 08/13/2013 | CA2510916C Heat exchange process and reactor |
| 08/08/2013 | WO2013115524A1 High-performance high-nitrogen duplex stainless steels excellent in pitting corrosion resistance |
| 08/08/2013 | WO2013114519A1 Uoe steel pipe for line pipe |
| 08/08/2013 | WO2012012313A3 Stainless steel alloy |
| 08/08/2013 | US20130202914 Hot rolled thin cast strip product and method for making the same |
| 08/08/2013 | US20130199678 High strength hot-rolled steel sheet and method for manufacturing the same |
| 08/08/2013 | DE102012100908A1 Duplexstahl mit verbesserter Kerbschlagzähigkeit und Zerspanbarkeit Duplex steel with improved impact strength and machinability |
| 08/08/2013 | DE102012002642A1 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/07/2013 | EP2624265A1 R-t-b sintered magnet manufacturing method |
| 08/07/2013 | EP2623634A1 Oriented electromagnetic steel plate |
| 08/07/2013 | EP2623633A1 Oriented electromagnetic steel plate |
| 08/07/2013 | EP2623631A1 High-strength steel sheet and method for producing same |
| 08/07/2013 | EP2623630A1 High-strength steel sheet and method for producing same |
| 08/07/2013 | EP2623629A1 High-strength hot-dip galvanized steel sheet having excellent fatigue characteristics and manufacturing method therefor |
| 08/07/2013 | EP2623627A1 Case hardened steel and method for producing same |
| 08/07/2013 | EP2623626A1 Non-oriented electric steel plate without corrugated fault and production method thereof |
| 08/07/2013 | EP2623625A2 Steel plate for line pipe, having excellent hydrogen induced crack resistance, and preparation method thereof |
| 08/07/2013 | EP2623624A1 Austenite high-manganese stainless steel, manufacturing method therefor, and member using said steel |
| 08/07/2013 | EP2623623A1 Heat-resistant ferritic cast steel having excellent melt flowability, freedom from gas defect, toughness, and machinability, and exhaust system component comprising same |
| 08/07/2013 | EP2623622A1 High-strength hot-dip galvanized steel sheet with excellent deep drawability and stretch flangeability, and process for producing same |
| 08/07/2013 | EP2623621A1 Production method of grain-oriented silicon steel with high magnetic flux density |
| 08/07/2013 | EP2623618A1 High-strength steel sheet and manufacturing method therefor |
| 08/07/2013 | EP2623235A1 Alloy material for r-t-b system rare earth permanent magnet, method for producing r-t-b system rare earth permanent magnet, and motor |