Patents
Sitemap › C22 - Metallurgy; Ferrous or non-ferrous alloys; Treatment of alloys or non-ferrous metals › C22C - Alloys › C22C 38 - Ferrous alloys, e.g. steel alloys
Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
10/2003
10/16/2003DE10201009C1 Verfahren zur Herstellung eines Produkts aus Stahl und danach hergestelltes Produkt A method for producing a product made of steel and subsequently manufactured product
10/16/2003CA2749503A1 Pearlitic steel rail excellent in wear resistance and ductility and method for producing the same
10/16/2003CA2451147A1 Pearlitic steel rail excellent in wear resistance and ductility and method for producing the same
10/15/2003EP1352983A1 Thermal fatigue resistant cast steel
10/15/2003EP1352982A2 Stainless steel, method for manufacturing of stress cracking free workpieces and product made thereof
10/15/2003EP1352981A1 Iron-nickel alloy material for shadow mask with excellent suitability for etching
10/15/2003EP1352980A1 High silicon stainless
10/15/2003CN1448528A Cold-rolled steel plate having superfine grained structure and manufacturing method thereof
10/15/2003CN1124361C Ferritic stainless steel plate
10/15/2003CN1124360C Steel
10/15/2003CN1124359C Fe-Ni series alloys for punching plane shadow mask and plane shadow mask using said alloy and colour cathode ray tube
10/15/2003CN1124358C Hot-dip galvanized steel sheet having high strength and also being excellent in formability and gelvanizing property and method for producing the same
10/14/2003US6633115 Shadow mask
10/14/2003US6632520 Magnetic film
10/14/2003US6632395 High-strength, austenitic, stainless steel,
10/14/2003US6632298 Casting slab for shadow mask, method for heat treatment thereof and material for shadow mask
10/14/2003US6632297 Railway wheels resistant to martensite transformation
10/14/2003US6632296 Steel pipe having high formability and method for producing the same
10/14/2003US6632295 High tensile strength hot-rolled steel sheet and method for manufacturing the same
10/14/2003US6632263 Sintered products having good machineability and wear characteristics
10/09/2003WO2003083842A1 Vertical magnetic recording medium, magnetic recorder having same, vertical magnetic recording medium manufacturing method, and vertical magnetic recording medium manufacturing apparatus
10/09/2003WO2003083154A1 Bulk steel for the production of injection moulds for plastic material or for the production of tools for working metals
10/09/2003WO2003083153A1 Bulk steel for the production of injection moulds for plastic material or for the production of pieces for working metals
10/09/2003WO2003083152A1 Low alloy steel
10/09/2003WO2003083151A1 Steel wire for hard drawn spring excellent in fatigue strength and resistance to settling, and hard drawn spring
10/09/2003WO2003083150A1 Pre-alloyed bond powders
10/09/2003US20030190493 High strength; hot rolling; cold rolling
10/09/2003US20030190251 High-strength micro-alloy steel and process for making same
10/09/2003US20030189082 Alloy composition and method for low temperature fluxless brazing
10/09/2003US20030188813 Stainless steel sheet for welded structural components and method for making the same
10/09/2003US20030188812 A unique metal structure in which fine metal carbonitride precipitates on the grain boundaries and in the grains of a martensite structure to improve the creep breaking strength at 650 degrees C.; boilers; turbines; nuclear energy
10/09/2003US20030188811 High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof
10/09/2003US20030188808 Thermal fatigeue resistant cast steel
10/09/2003US20030188805 Last forming pass of hot rolling is carried out in the mixed region austenite/ferrite wherein total deformation epsilon H achieved during rolling in mixed region austenite/ferrite is less-than 35%; thicker magnetic steel sheet
10/08/2003EP1350859A1 High-tensile strength hot-rolled steel sheet excellent in elongation properties and stretch flangeability, and producing method thereof
10/08/2003EP1350858A1 Cr containing steel for welded structure
10/08/2003EP1350653A1 Corrosion-resistant fuel tank and fuel-filler tube for motor vehicle
10/08/2003EP1350256A1 USE OF A Cr-Al STEEL IN LAMINATED MAGNET CORES
10/08/2003CN1447863A Oxidation and corrosion resistant austenitic stainless steel including molybedenum
10/08/2003CN1447355A Rare earth multiphase alloy material and its preparation
10/08/2003CN1446937A Alloy steel fittings and its mfg. method
10/08/2003CN1446934A Stainless steel suitable for used with failure stitch knock-off, zipper and button
10/08/2003CN1446933A Iron based amorphous soft magnetization alloy
10/08/2003CN1123646C Method and equipment for preparing composite reinforced heat resisting steel with carbide particle
10/07/2003US6630103 Ultra-high-strength precipitation-hardenable stainless steel and strip made therefrom
10/02/2003WO2003081068A1 Friction pairing
10/02/2003WO2003081062A1 Rolling bearing for belt type non-stage transmission
10/02/2003WO2003080886A1 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability
10/02/2003WO2003080885A1 Cast piece and sheet of ferritic stainless steel, and method for production thereof
10/02/2003US20030185700 0.25-0.35% by mass C, not more than 0.15% Si, 0.2-0.8% Mn, 0.3-0.6% Ni, 1.6-1.9% Cr, 0.26-0.35% V, 0.6-1.1% Mo, 0.6-1.4% W, 1.3-1.4% Mo+W/2, and the balance Fe
10/02/2003US20030185699 Adding calcium to the melt to deoxidize to minimize inclusion formation; adding aluminum to increase the aluminum content of to more than 0.5 weight percent; and casting the melt;
10/02/2003US20030183626 Corrosion-resistant fuel tank and fuel-filler tube for motor vehicle
10/02/2003US20030183305 Highly productively and at a reduced cost for a nanocomposite magnet, a molten alloy represented by Fe100-x-y-zRxQyMz (where R is at least one element selected from Pr, Nd, Dy and Tb; Q is B and/or C; M is at least one element selected from Co, Al,
10/02/2003US20030183292 Stainless steel oil feeding pipe
10/01/2003EP1348772A1 Method of processing and heat-treating NbC-added Fe-Mn-Si-based shape memory alloy
10/01/2003EP1348771A1 High strength hot rolled steel plate excellent in enlargeability and ductility and method for production thereof
10/01/2003EP1348080A2 Rolling bearing comprising a powder metallurgical component
10/01/2003EP1348067A2 Metallic honeycomb cellular seal-structure for a turbomachine
10/01/2003EP1200635B1 High tensile steel band or sheet and method for the production thereof
10/01/2003EP1026275B1 High-strength, high-toughness rolled shape steel and production method thereof
10/01/2003CN1446295A Stainless steel oil feeding pipe
10/01/2003CN1446152A Stainless steel fuel tank for automobile
10/01/2003CN1445379A Hot-working tool steel with good machine work performance and preparation method therefor
10/01/2003CN1445378A Sitered alloy for valve seat, valve seat and preparation method therefor
10/01/2003CN1445372A Processing heat treatment method of Fe-Mn-Si series shape memory alloy which adding NbC
09/2003
09/30/2003US6627102 Magnetic powder of an alloy of iron, cobalt, boron and rare earth element (except dysprosium) and having soft and hard magnetic phases; colliding a melt spun ribbon onto a cooling roll to solidify and milling; heat resistance; coercive force
09/30/2003US6627007 Surface modified stainless steel
09/30/2003US6627005 High fatigue-strength steel wire and spring, and processes for producing these
09/25/2003WO2003078668A1 Process for producing high tensile hot-dip zinc-coated steel sheet of excellent ductility and antifatigue properties
09/25/2003WO2003078667A1 Steel product and method for manufacturing
09/25/2003US20030180554 Unidirectional silicon steel sheet of ultra-low iron loss and method for production thereof
09/25/2003US20030180175 Corrosion-resisting and wear-resisting alloy and device using the same
09/25/2003US20030180174 High-strength steel pipe of API X65 grade or higher and manufacturing method therefor
09/25/2003US20030178402 Weld wire with enhanced slag removal
09/25/2003US20030178401 Weld wire with enhanced slag removal
09/25/2003US20030178111 Rolling the steel material, quenching and tempering the same to establish a relationship between content of molybdenum in the carbides precipitated at austenite grain boundaries and austenite grain size can be defined; useful for under oil well
09/25/2003US20030178109 Nano-crystal texture (arranged in an identical crystal orientation) which improves ductility of a material and is useful for achievement of a super-metal
09/25/2003US20030178105 Steel for machine structural use having good machinability and chip-breakability
09/25/2003US20030177863 Sintered alloy for valve seats, valve seat and manufacturing method thereof
09/25/2003US20030177617 Stainless steel, slide fastener and buttons suitable for use with needle detector
09/25/2003CA2478998A1 Steel product and method for manufacturing
09/25/2003CA2475950A1 Process for producing high tensile hot-dip zinc-coated steel sheet of excellent ductility and antifatigue properties
09/24/2003EP1347073A1 HIGH Cr FERRITIC HEAT RESISTANCE STEEL
09/24/2003EP1347072A1 Steel wire rod for hard drawn spring, drawn wire rod for hard drawn spring and hard drawn spring, and method for producing hard drawn spring
09/24/2003EP1347071A1 Cold worked aluminium killed steel sheet and process for manufacturing packaging from this metal sheet
09/24/2003EP1347070A1 Steel sheet for porcelain enameling and method for production thereof, and enameled product and method for production thereof
09/24/2003EP1347069A1 High-strength spring steel and spring steel wire
09/24/2003EP1347068A1 Sintered alloy for valve seats, valve seat and manufacturing method thereof
09/24/2003EP1347067A1 Iron-based sintered alloy for use as valve seat and its production method
09/24/2003EP1346769A1 Device for the continuous burning of carbon particles
09/24/2003EP1346069A1 Magnetic steel sheet with non-oriented grains, method for making steel plates and resulting steel plates
09/24/2003EP1346068A1 Process for the production of grain oriented electrical steel
09/24/2003EP0929883B1 Display element for use in a magnetic anti-theft system
09/24/2003CN1443867A Austenitic system stainless steel with excellent resistance to aqueous vapour oxidation and its making method
09/24/2003CN1443866A Production process of aluminium-containing steel
09/24/2003CN1443865A Carbon steel material for band bridge tensioning shadow-mask and its shadow mask
09/24/2003CN1443624A Welding material for improved welded seam strength
09/23/2003US6624556 Fe-Ni alloy used for a shadow mask and a method for producing a shadow mask
09/23/2003US6623869 Metal material having good resistance to metal dusting
09/23/2003US6623691 Ultra-low carbon steel composition, the process of production of an ULC BH steel product and the product
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