| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 03/02/2005 | CN1587431A Continuous casting and rolling process for producing cold rolling steel with thin slab |
| 03/02/2005 | CN1586752A Method for producing thin plate blank continuous casting and continuous rolling low carbon steel ferrite |
| 03/02/2005 | CN1586750A Rolling method for low carbon twisted steel bar |
| 03/01/2005 | US6861168 Hydrogen supply device |
| 03/01/2005 | US6861161 Composite tool |
| 03/01/2005 | US6860948 Age-hardenable, corrosion resistant Ni—Cr—Mo alloys |
| 03/01/2005 | US6860718 Geothermal turbine |
| 03/01/2005 | US6860255 Fuel pump and direct fuel injection engine |
| 02/24/2005 | WO2005017222A1 High strength stainless steel pipe excellent in corrosion resistance for use in oil well and method for production thereof |
| 02/24/2005 | WO2005017221A1 Material for shadow mask, process for producing the same, shadow mask from the shadow mask material and picture tube including the shadow mask |
| 02/24/2005 | WO2005017214A1 Process of production and production system of high strength galvannealed steel sheet |
| 02/24/2005 | US20050042127 sufficient alpha to gamma transformation during heat treatment is ensured by suppressing the bonding of Ti with C thereby to maintain the C concentration in the matrix even when Ti is added to the oxide dispersion strengthened ferritic steel |
| 02/24/2005 | US20050040923 Nanocomposite magnet and method for producing the same |
| 02/24/2005 | US20050040369 comprises a semiconductor substrate and a heat spreader; good thermal conductivity |
| 02/24/2005 | US20050040358 Valve guide for internal combustion engine made from iron base sintered alloy |
| 02/24/2005 | US20050039826 High strength steel pipe for an air bag and a process for its manufacture |
| 02/24/2005 | US20050039575 Sintered sprocket for silent chain and production method therefor |
| 02/24/2005 | DE19852734B4 Feder mit verbesserter Korrosionsermüdungsbeständigkeit Spring with improved corrosion fatigue resistance |
| 02/24/2005 | DE10359679B3 Fixing screw formed by cold rolling consists of a material made from steel having a ferritic structure and further components having a higher carbon content compared with the carbon in the ferrite |
| 02/24/2005 | DE10049660B4 Verfahren zum Herstellen lokal verstärkter Blechumformteile A method for producing the locally enhanced formed sheet metal parts |
| 02/24/2005 | CA2535817A1 Expandable tubular |
| 02/23/2005 | EP1444372B1 Method for the production of electrical sheet with non-oriented grains |
| 02/23/2005 | CN1585830A Use for alloy material in kitchen utensils |
| 02/23/2005 | CN1584098A Austenic stainless steel |
| 02/23/2005 | CN1584097A High-strength and toughness steel for conveying pipeline and manufacturing method thereof |
| 02/23/2005 | CN1584096A Production of clean high carbon chromic bearing steel |
| 02/23/2005 | CN1191007C High strength steel plate having superior electromagnetic shielding property and its producing method |
| 02/23/2005 | CN1190513C Thin steel sheets and method for prodn thereof |
| 02/22/2005 | US6858101 Steel excellent in forgeability and machinability |
| 02/22/2005 | US6858099 Cold plastic- working marageing steel to form a predetermined dimension; solution-heating at 750-800 degrees C. for 60 minutes or more; and aging to form steels of high fatigue strength used in power transmission industrial |
| 02/22/2005 | US6858096 Carburizing-quenching and carbonitriding-quenching; shot peening; finish grinding |
| 02/17/2005 | WO2005014873A1 Work-hardened material from stainless steel |
| 02/17/2005 | US20050036893 Metal injection molded turbine rotor and metal shaft connection attachment thereto |
| 02/17/2005 | US20050034796 Heating, quenching, tempering |
| 02/17/2005 | US20050034790 Martensitic stainless steel |
| 02/17/2005 | US20050034558 Magnetically separation of particle sizes ; ultrasonic screening; powder metallurgy; firearm ammunition |
| 02/16/2005 | EP1507090A1 Rolling part and power transmission part |
| 02/16/2005 | EP1507062A2 Bonding of a titanium aluminide turbine rotor to a steel shaft |
| 02/16/2005 | EP1507016A1 Low-carbon free cutting steel |
| 02/16/2005 | EP1506320A1 Non-grain oriented electrical steel strip or electrical steel sheet and method for producing the same |
| 02/16/2005 | EP1356126B1 Process for the production of grain oriented electrical steel strips |
| 02/16/2005 | EP1346068B1 Process for the production of grain oriented electrical steel |
| 02/16/2005 | EP1198395B1 Canister comprising a formulation of an active ingredient and a propellant formed of a fluorohydrocarbon |
| 02/16/2005 | CN1582342A 马氏体不锈钢 Martensitic stainless steel |
| 02/16/2005 | CN1581384A Antiferromagnetic non-crystal-base nano crystal high-density storage material preparing method |
| 02/16/2005 | CN1580312A Low-carbon free cutting steel |
| 02/16/2005 | CN1580311A Vanadium-titanium-chromium alloy steel ball and its manufacture method |
| 02/16/2005 | CN1580310A Seamless steel pipe alloy steel with anti hydrogen sulfide stress corrosion and steel pipe working process |
| 02/16/2005 | CN1580309A Seamless steel pipe alloy steel with moisture and seawater corrosion resistance and steel pipe working process |
| 02/16/2005 | CN1189585C Corrosionproof alloy material |
| 02/16/2005 | CN1189584C High-strength packaging steel band and thermal treatment process thereof |
| 02/16/2005 | CN1189583C Metal material having good resistance to metal dusting |
| 02/16/2005 | CN1189582C Ferritic heat-resistant steel |
| 02/15/2005 | US6855265 Magnetic powder and isotropic bonded magnet |
| 02/15/2005 | US6855218 Steel containing .0001-1.05% C; less than or equal to 1.5% Si; .05-3.5% Mn; and less than or equal to 2.5% Al is continuously finish rolled and subjected to continuous accelarated cooling in at least two cooling phases |
| 02/15/2005 | US6855216 Method of processing and heat-treating NbC-added Fe-Mn-Si-based shape memory alloy |
| 02/15/2005 | US6855214 Anti-friction bearing |
| 02/15/2005 | US6855213 Non-ridging ferritic chromium alloyed steel |
| 02/10/2005 | WO2005012586A1 Titanium or titanium alloy contacting surface |
| 02/10/2005 | US20050028903 For automobile airbags; control differences in expansion between steel and crystal structure glass sheets; measuring variations in electrical resistance |
| 02/10/2005 | US20050028898 Method for the production of a siderurgical product made of carbon steel with a high copper content, and siderurgical product obtained according to said method |
| 02/10/2005 | US20050028893 Corrosion resistance, tensile strength; reinforcement wires for oil and gas extraction |
| 02/10/2005 | US20050028892 Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth intered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet |
| 02/10/2005 | US20050028641 Sintered sprocket for silent chain and production method therefor |
| 02/10/2005 | DE19705527B4 Gesinterte Legierung auf Eisenbasis mit Hartpartikeldispersion und Verfahren zu deren Herstellung Sintered iron-base alloy with hard particles dispersion, and process for their preparation |
| 02/10/2005 | DE10330785A1 Valve seat ring for the inlet and exhaust valves of internal combustion engines is obtained by powder metallurgy from a composition containing carbon, cobalt, molybdenum, chromium, nickel, manganese, sulfur, and iron as residue |
| 02/10/2005 | CA2534070A1 Titanium or titanium alloy contacting surface |
| 02/09/2005 | CN1578845A Super formable high strength steel sheet and method of manufacturing thereof |
| 02/09/2005 | CN1578843A Duplex stainless steels |
| 02/09/2005 | CN1578842A Hot-rolled steel strip provided for producing non grain-oriented electrical sheet, and method for the production thereof |
| 02/09/2005 | CN1577496A Thin film magnetic head, head gimbal assembly, and hard disk drive |
| 02/09/2005 | CN1576651A Sintered chain gear for silent chain and producing method thereof |
| 02/09/2005 | CN1576650A Sintered chain gear for silent chain and producing method thereof |
| 02/09/2005 | CN1576518A Steam turbine power plant |
| 02/09/2005 | CN1576382A Steel for plastic injection moulding die with excellent mechanical workability |
| 02/09/2005 | CN1576381A Stainless steel and stainless steel pipe having resistance to carburization and coking |
| 02/09/2005 | CN1576082A Vehicle synchronizer ring gear material |
| 02/09/2005 | CN1188942C Magnetic-flux ring for permanent-magnet motor |
| 02/09/2005 | CN1188551C Technology for producing improved cold rolled strip capable of deep drawn or stretched ,and cold rolled strip, preferably used for producing cylindrical containers and, in particular, battey |
| 02/09/2005 | CN1188538C Self-lubricating antiwear composite material |
| 02/09/2005 | CN1188537C Metal connerctor material for solid oxide fuel cell |
| 02/09/2005 | CN1188536C Calcium sulfur magnesium series easy cutting steel and producing technology thereof |
| 02/09/2005 | CN1188535C Thick steel plate being excellent in CTOD characteristic in welding heat affected zone and having yield strength of 460 MPa or more |
| 02/09/2005 | CN1188534C Hot dip galvanized steel plate excellent in balance of strength and ductility and coated adhesive its manufacturing method |
| 02/08/2005 | US6852276 Exhaust manifold for internal combustion engines |
| 02/08/2005 | US6852181 Cold working of a high strength steel rods |
| 02/08/2005 | US6852180 Method for making carbon steel bands, in particular packaging steel bands, and resulting bands |
| 02/08/2005 | US6852143 Turbo component for turbocharger |
| 02/08/2005 | US6851455 A fuel-filler tube for automobile made of a welded pipe of corrosion- resistant and cracking resistance astenitic or ferritic stainless steel, has a fuel supply opening with high dimensional accuracy |
| 02/03/2005 | WO2005009653A1 Aggregate of magnetic alloy particle |
| 02/03/2005 | US20050025658 Low-carbon free cutting steel |
| 02/03/2005 | US20050025617 Geothermal turbine |
| 02/03/2005 | US20050022910 [Tx M1-x]y [Z]1-y where T is one or both of Fe and Co; M is one or both of Pt and Pd; Z is Ag, Cu, Bi, Sb, Pb and/or Sn; X represents 0.3-0.7, and Y represents 0.7-1.0; can be dispersed in a flow-enabling state with the particles in positions separated at prescribed spacing |
| 02/03/2005 | US20050022906 Steel for a rocker arm in which a hard oxide that contains Al2O3 and CaO in contact with MnS and CaS is dispersed in a matrix |
| 02/03/2005 | US20050022529 Steam turbine power plant |
| 02/02/2005 | EP1503388A2 Magnetic metal particle aggregate and method of producing the same |
| 02/02/2005 | EP1502966A2 Steam turbine power plant |
| 02/02/2005 | EP1501953A1 Thermostable and corrosion-resistant cast nickel-chromium alloy |
| 02/02/2005 | EP1052301B1 Ferrite sheet steel excellent in strain rate dependency and automobile using it |
| 02/02/2005 | EP0922782B1 High-strength high-workability cold rolled steel sheet having excellent impact resistance |