| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
|---|
| 12/11/2012 | US8328169 Spring steel and spring having superior corrosion fatigue strength |
| 12/11/2012 | CA2414138C Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel |
| 12/06/2012 | WO2012165729A1 High-strength steel wire having improved mold life for cold forming and method for manufacturing same |
| 12/06/2012 | WO2012165661A1 Process for producing high-strength hot-dip galvanized steel sheet with excellent material-quality stability, processability, and deposit appearance |
| 12/06/2012 | WO2012165393A1 Grain-oriented electromagnetic steel sheet and method for manufacturing grain-oriented electromagnetic steel sheet |
| 12/06/2012 | WO2012164579A1 Bainitic steel of high strength and high elongation and method to manufacture said bainitic steel |
| 12/06/2012 | US20120305146 Non-quenched and tempered steel having ultrafine grained pearlite structure and method of manufacturing the same |
| 12/06/2012 | US20120305144 Steel sheet and method of manufacturing steel sheet |
| 12/06/2012 | US20120304820 Process for Producing a High-Cleanliness Steel |
| 12/06/2012 | DE112010002252T5 Reifenwulstdraht und herstellungsverfahren dafür Reifenwulstdraht and manufacturing processes for |
| 12/06/2012 | DE112010000836T5 Band aus einer weichmagnetischen Legierung und Herstellungsverfahren dafür sowie magnetische Vorrichtung mit dem Band aus einer weichmagnetischen Legierung Band of a soft magnetic alloy and manufacturing method thereof, and magnetic apparatus with the tape of a soft magnetic alloy |
| 12/06/2012 | DE102011119395A1 Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts A method for producing a grain-oriented, intended for electrical purposes electrical steel flat product |
| 12/06/2012 | DE102008022401B4 Verfahren zum Herstellen eines Stahlformteils mit einem überwiegend bainitischen Gefüge A method for producing a steel mold part with a predominantly bainitic microstructure |
| 12/06/2012 | CA2835809A1 Method for manufacturing high strength glavanized steel sheet having ex cellent stability of mechanical properties, formability, and coating appearance |
| 12/05/2012 | EP2530681A1 Method of heat-treating metal pipes for nuclear power plant, batch-type vacuum heat-treatment furnace used therefor, and metal pipe for nuclear power plant treated using same |
| 12/05/2012 | EP2530180A1 Steel sheet and process for producing steel sheet |
| 12/05/2012 | EP2530179A1 High-strength cold-rolled steel sheet, and process for production thereof |
| 12/05/2012 | EP2530178A1 Case-hardened steel and carburized material |
| 12/05/2012 | EP2530177A1 Steel plate for cold forging and process for producing same |
| 12/05/2012 | EP2530173A1 Method for improving surface coarse grain of non-oriented silicon steel |
| 12/05/2012 | EP2530172A1 Production method for seamless steel pipe used in line pipe, and seamless steel pipe used in line pipe |
| 12/05/2012 | EP2529038A2 Process for the heat treatment of metal strip material, and strip material produced in that way |
| 12/05/2012 | CN102812152A Sputtering target-backing plate assembly |
| 12/05/2012 | CN102812146A Seamless steel pipe for steam injection, and method of manufacturing same |
| 12/05/2012 | CN102812145A High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
| 12/05/2012 | CN102812144A Ferritic stainless steel having excellent corrosion resistance in condensed water environment produced by exhaust gas from hydrocarbon combustion |
| 12/05/2012 | CN102812133A Process for producing grain-oriented magnetic steel sheet |
| 12/05/2012 | CN102808920A Powder metallurgy gear sleeve for automobile transmission |
| 12/05/2012 | CN102808140A High saturation induction density iron-based nanocrystalline magnetically soft alloy material and preparation method thereof |
| 12/05/2012 | CN102808138A New austenite stainless steel material of fuel cladding in supercritical water cooled reactor, and manufacturing process thereof |
| 12/05/2012 | CN102808137A Nickel base high temperature alloy material |
| 12/05/2012 | CN102808136A Manufacturing method for filter net body material of ultra-supercritical turbine in megawatt unit |
| 12/05/2012 | CN102808135A Rolled steel for hot working die including in-die bent water channel and thermal treatment method thereof |
| 12/05/2012 | CN102808134A Alloy steel lining plate special for large/medium-sized ball mill and production process for alloy steel lining plate |
| 12/05/2012 | CN102808133A Abrasion-resistant low alloy cast steel |
| 12/05/2012 | CN102808132A Traction seat casting and processing technology |
| 12/05/2012 | CN102808131A Method for manufacturing high-quality high-strength cold forging steel with uniform texture performance |
| 12/05/2012 | CN102808130A Niobium microalloying Mn-B series super-strength steel plate and heat treatment process thereof |
| 12/05/2012 | CN102808129A Niobium microalloyed Si-Mn-B series thermoformed steel plate and thermal treatment process for same |
| 12/05/2012 | CN102808128A Method for improving high temperature yield strength of low-carbon steel plate for pressure equipment |
| 12/05/2012 | CN102808074A Casting blank heat treatment method of stainless steel welding strip for nuclear power |
| 12/05/2012 | CN102808073A Non-quenched and tempered steel having ultrafine grained pearlite structure and method of manufacturing the same |
| 12/05/2012 | CN102808068A Process for performing continuous annealing on low-carbon aluminum killed steel belt |
| 12/05/2012 | CN102806270A Ferrite stainless steel die with high temperature resistance coating |
| 12/05/2012 | CN102806259A Thermoforming method for improving strength and plasticity of vehicle part |
| 12/05/2012 | CN102392192B Steel plate with thickness of 80mm and low compression ratio for ocean engineering and manufacturing method thereof |
| 12/05/2012 | CN102363859B Method for producing wear-resisting steel plate |
| 12/05/2012 | CN102312156B Guaranteed performance and low alloy Q345E+B steel plate of less than 60mm and production process thereof |
| 12/05/2012 | CN102296236B Wear resistant steel ball and segment specially used in mines |
| 12/05/2012 | CN102277525B Method for preparing oxide dispersion reinforced stainless steel powder and stainless steel |
| 12/05/2012 | CN102251178B Preparation method for low-alloy steel keeping constant hardness under thermal disturbance |
| 12/05/2012 | CN102134686B Low-alloy wheel steel for railway wagons and wheel preparation method thereof |
| 12/05/2012 | CN102121084B Low bainite cast steel shots and surface strengthening device thereof |
| 12/05/2012 | CN102115851B Cast steel material for chain wheel of marine diesel engine and casting method of chain wheel |
| 12/05/2012 | CN102049519B Manufacturing method of powder metallurgy chain wheel |
| 12/05/2012 | CN101983864B Composite material of wear-resisting rod piece and preparation method thereof |
| 12/05/2012 | CN101724792B Austenite stainless steel and steel wire manufacturing method |
| 12/05/2012 | CN101655490B Prediction method of tensile strength of stainless steel wire rod and control method thereof |
| 12/04/2012 | US8323561 Fire-resistant steel material superior in HAZ toughness of welded joint and method of production of same |
| 12/04/2012 | US8323560 welding steel sheets to form a conduit, then heating the conduit to a transformation temperature, induction hardening and tempering the conduit, used as lightweight reinforcements in doors and bumpers, having shock absorptivity, impact and tensile strength |
| 12/04/2012 | CA2695688C Low alloy steel for high-pressure hydrogen gas environment and container for high-pressure hydrogen |
| 11/29/2012 | WO2012162074A1 Classes of modal structured steel with static refinement and dynamic strengthening |
| 11/29/2012 | WO2012161661A1 Austenitic stainless steel |
| 11/29/2012 | WO2012161355A1 Rare earth sintered magnet, method for manufacturing rare earth sintered magnet and rotary machine |
| 11/29/2012 | WO2012161323A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | WO2012161322A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | WO2012161321A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | WO2012161248A1 Hot-rolled steel sheet and process for producing same |
| 11/29/2012 | WO2012161241A1 Cold-rolled steel sheet and method for producing same |
| 11/29/2012 | WO2012161207A1 Reheating method for rail weld parts |
| 11/29/2012 | WO2012161189A1 Rare earth-iron-nitrogen system alloy material, method for producing rare earth-iron-nitrogen system alloy material, rare earth-iron system alloy material, and method for producing rare earth-iron system alloy material |
| 11/29/2012 | WO2012160903A1 Drive plate and manufacturing method thereof |
| 11/29/2012 | WO2012160677A1 Bearing steel with excellent cold workability |
| 11/29/2012 | WO2012160676A1 Steel with constant rolling fatigue life |
| 11/29/2012 | WO2012160675A1 Steel with excellent rolling fatigue characteristics |
| 11/29/2012 | WO2012160594A1 Austenitic stainless steel for spring, and stainless processing material for spring |
| 11/29/2012 | WO2012127125A8 Hot-rolled steel sheet and associated production method |
| 11/29/2012 | US20120301347 Cast alumina forming austenitic stainless steels |
| 11/29/2012 | US20120298267 Non-Oriented Electrical Steel Having High Magnetic Induction And High Intensity And Manufacturing Method Thereof |
| 11/29/2012 | US20120298263 Method of making hypereutectoid, head-hardened steel rail |
| 11/29/2012 | DE10305568B4 Verschleißfeste Legierung enthaltend Restaustenit für Ventilsitzeinsätze Wear-resistant alloy containing austenite for valve seat inserts |
| 11/29/2012 | CA2837052A1 Hot-rolled steel sheet and method for producing same |
| 11/29/2012 | CA2837049A1 Cold-rolled steel sheet and method for producing same |
| 11/29/2012 | CA2836874A1 Austenitic stainless steel |
| 11/29/2012 | CA2836559A1 Classes of modal structured steel with static refinement and dynamic strengthening |
| 11/29/2012 | CA2836260A1 Method of reheating rail weld zone |
| 11/28/2012 | EP2527485A1 A silicon killed steel wire rod |
| 11/28/2012 | EP2527484A1 High-strength hot-dip galvanized steel sheet with excellent processability and spot weldability and process for producing same |
| 11/28/2012 | EP2527483A1 High-strength hot-dip galvanized steel sheet reduced in burr formation and process for producing same |
| 11/28/2012 | EP2527482A1 High-strength hot-dip galvanized steel sheet with excellent material stability and processability and process for producing same |
| 11/28/2012 | EP2527481A1 Quenched steel sheet having excellent hot press formability, and method for manufacturing same |
| 11/28/2012 | EP2527062A1 Method for producing a rare earth sintered magnet |
| 11/28/2012 | CN202560990U Car speed changing box powder metallurgy input supporting frame |
| 11/28/2012 | CN102804266A Co-Fe-Ni alloy for soft magnetic film layer in perpendicular magnetic recording medium, and sputtering target material |
| 11/28/2012 | CN102803543A High-strength molten zinc-plated steel sheet and process for production thereof |
| 11/28/2012 | CN102803542A Steel for nitriding and nitrided steel components |
| 11/28/2012 | CN102803541A Hot-rolled steel sheet having excellent cold working properties and hardening properties, and method for producing same |
| 11/28/2012 | CN102803540A High-strength Hot-dip Galvannealed Steel Shhet With Excellent Workability And Fatigue Characteristics And Process For Production Thereof |
| 11/28/2012 | CN102803539A Gas-carburized steel component with excellent surface fatigue strength, gas-carburizing steel material, and process for producing gas-carburized steel component |
| 11/28/2012 | CN102803538A Martensitic stainless steel with excellent weld characteristics, and mertensitic stainless steel material |