Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
09/2001
09/05/2001EP1129230A1 New use of a stainless steel in seawater applications
09/05/2001EP1129229A1 Steel, use of the steel, product made of the steel and method of producing the steel
09/05/2001CN1311512A Magnetic powder and isotropy bound magnet
09/05/2001CN1311347A Nodular eutectic austenite-bainite steel base authigenic composite material
09/05/2001CN1311346A Nodular eutectic austenite steel base authigenic composite material
09/05/2001CN1311345A Nodular eutectic pearlite steel base authigenic composite material
09/05/2001CN1070392C Steel plate for tanks and mfg. method therefor
09/04/2001US6284388 Steel with electrically insulating hematite layer
09/04/2001US6284191 Mixing aluminum powder and iron powder, shaping mixture into sheet, sintering sheet at temperature sufficient to react aluminum powder and iron powder to form iron aluminide, wherein sintering step is carried out in two stages
09/04/2001US6284065 Bearing steel
09/04/2001US6284064 Performing a tension working to a carbon steel material having an average hardness in the range of hrc 50 to 57 and a bainite structure to provide a residual strain of at least 0.3%
09/04/2001US6284063 Hot-rolled steel strip and method of making it
09/04/2001US6284062 Member for immersion in hot dip galvanizing bath and method for producing the same
09/03/2001CA2338156A1 Austenitic resulphured stainless steel with high machinability and improved corrosion resistance
08/2001
08/30/2001WO2001063974A1 Welding consumable wires
08/30/2001WO2001063628A1 tHIN PERMANENT-MAGNET FILM AND PROCESS FOR PRODUCING THE SAME
08/30/2001WO2001062998A1 Steel pipe having excellent formability and method for production thereof
08/30/2001WO2001062997A1 High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same
08/30/2001WO2001016391A3 Use of a steel alloy for producing high-tensile seamless steel tubes
08/30/2001US20010017174 Rolling bearing
08/30/2001US20010017173 Steel sheet with specified carbon, nickel, nitrogen, silicon, manganese, phosphorus, sulfur and boron content; for gasket
08/30/2001US20010017172 Method for controlling structure of two-phase steel
08/29/2001EP1127951A1 Highly cleaned steel
08/29/2001EP1126940A1 Iron powder compositions
08/29/2001EP1056890B1 Method for producing non-grain oriented electro sheet steel
08/29/2001EP1051531B1 Steel and method for making cleavable mechanical parts
08/29/2001CN1310849A Method for preparing a magnetic material by forging and magnetic material in powder form
08/29/2001CN1310771A Ferritic stainless steel plate
08/29/2001CN1310770A High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof
08/29/2001CN1310246A Antibiotic parts and its producing process
08/29/2001CN1310245A Antibiotic parts and its producing process
08/29/2001CN1070241C Steel especially used for manufacture of plastic injection mould
08/28/2001US6280685 Tool steel composition
08/28/2001US6280538 Hot rolled high strength steel sheet with excellent formability
08/28/2001US6280537 Ball bearing
08/28/2001US6280534 Grain oriented electromagnetic steel sheet and manufacturing thereof
08/28/2001CA2056362C Heat resisting ferritic stainless steel excellent in low temperature toughness, weldability and heat resistance
08/23/2001WO2001061064A1 Elongated element and steel for percussive rock drilling
08/23/2001WO2001061057A1 Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing
08/23/2001US20010016268 Carbon, silicon, manganese, phosphorus, aluminum, nitrogen, titanium, niobium, boron, iron; aluminum-silicon plating layer; automobile fuel tanks
08/23/2001US20010016266 Metallic carrier, for automobile exhaust gas purification, made of thin metal foil and method of producing the same
08/23/2001US20010015244 Lengthening the life of a bearing for alternator to be used under high vibration and high load
08/23/2001US20010015241 Wheel bearing unit
08/23/2001US20010015240 Ring and rolling element of carburized or carbonitrided steel; cost reduction, increased fatigue life, hardness, optimization, time reduction; efficiency
08/23/2001DE10062036A1 Wälzlager und Verfahren zu seiner Herstellung Rolling and process for its preparation
08/23/2001DE10023312C1 Galvannealed-Feinblech und Verfahren zum Herstellen von derartigem Feinblech Galvannealed sheet and method of manufacturing from such thin sheet
08/23/2001CA2400286A1 Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing
08/22/2001EP1126042A1 A steel
08/22/2001EP1126041A1 Magnetic shielding steel sheet and method for producing the same
08/22/2001EP1125307A1 Injection-molded soft-magnetic powder composite material and method for producing the same
08/22/2001EP1124999A1 Iron-cobalt alloy with a low coercitive field intensity and method for the production of semi-finished products made of an iron-cobalt alloy
08/22/2001EP0906453B1 Relaxation-resistant steel spring
08/22/2001EP0875592B1 Austenitic-ferritic steel of the superduplex type applicable to the fabrication of seamless tubes
08/22/2001EP0742841B1 Method of making dual phase steel plate
08/22/2001CN1309188A Steel
08/22/2001CN1309187A Anticavitation and antiwear steel for hydraulic machinery
08/22/2001CN1069930C Material for magnetic shield, prodn. method thereof, and color TV picture tube contg. same
08/21/2001US6277895 Mixing iron powder with non-ferrous metal powder and promoter, heating to alloy, cooling, pulverizing, extracting non-ferrous metals with caustic solution, washing with water and ethanol, drying, reducing, storing under anhydrous conditions
08/21/2001US6277220 Contains oxides comprising silicon dioxide, calcium aluminum oxide, zirconium oxide; cold workability such as drawability; steel wires which have high fatigue strength can be produced from this wire rod as stock
08/21/2001US6277216 Austenitized at a temperature of 900 degrees c to maintain a fine grain structure, subsequently quenched and tempered; high strength
08/21/2001US6277215 Stainless steel fur gaskets
08/21/2001US6277212 Amorphous metal alloy strip and method of making such strip
08/21/2001US6277211 Cu additions to Nd-Fe-B alloys to reduce oxygen content in the ingot and rapidly solidified ribbon
08/21/2001CA2074161C Ferromagnetic materials
08/21/2001CA2039584C Iron-, nickel-, chromium base alloy
08/21/2001CA2033287C Austenitic stainless steel
08/16/2001WO2001059264A1 Steam turbine and power generating equipment
08/16/2001WO2001059170A1 Machine structural steel being free of lead, excellent in machinability and reduced in strength anisotropy
08/16/2001WO2001059169A1 Fe-Ni-Co ALLOY FOR COMPLETELY FLAT MASK OF PRESS-FORMED TYPE, AND COMPLETELY FLAT MASK AND COLOR CATHODE-RAY TUBE USING THE SAME
08/16/2001WO2001059168A1 Iron base high temperature alloy
08/16/2001WO2001059167A1 Steel product having weld heat-affected zone excellent in rigidity
08/16/2001WO2001058513A1 Detectable stainless steel needles for meat packing
08/16/2001US20010014263 Anti-galling nut assembly
08/16/2001US20010013382 Non-ridging ferritic chromium alloyed steel
08/16/2001EP1124268A2 Giant magnetostrictive material and manufacturing method thereof, and magnetostrictive actuator and magnetostrictive sensor therewith
08/16/2001EP1123986A1 Rolling bearing
08/16/2001EP1123984A2 High and low pressure integrated type turbine rotor and process for producing the same
08/16/2001EP1123983A1 Shape memory alloy
08/16/2001EP1123773A2 Weld material, gas metal arc welding method, and welded structure
08/16/2001EP0777752B1 Method of making profiles of high-strength structural steel having at least one flange
08/16/2001EP0593776B1 Ferritic stainless steel with excellent high-temperature salt injury resistance and high-temperature strength
08/16/2001DE10027049A1 Chrom-Stahllegierung Chromium-steel alloy
08/15/2001CN1308379A Supermangnetostrictive material and its preparation process and magnetostrictive actuator and sensor
08/15/2001CN1308144A High-performance impact resisting steel
08/14/2001US6275130 An alloy of iron, boron and rare earth elements covered by aluminum oxide with an intermediate layer of aluminum between the two
08/14/2001US6274084 Including the elements sulfur, boron, and calcium
08/14/2001US6273973 Martensitic stainless steels microstructure suitable for the production of razor blades.
08/14/2001US6273971 Method of manufacturing cold rolled steel sheet excellent in resistance of natural aging and panel properties
08/14/2001US6273968 Low-carbon steels of superior mechanical and corrosion properties and process of making thereof
08/14/2001US6273966 High performance rare earth-transition metal magnetostrictive materials
08/14/2001US6273964 Process for the production of grain oriented electrical steel strip starting from thin slabs
08/14/2001US6273477 Pair of joined tubular joint members, an annular gasket interposed between opposed end faces of the two joint members, which are made of a hard stainless steel so that flaws are prevented from developing during disassembly and reassembly
08/14/2001US6272963 High-speed steel containing carbide grains with a diameter of 3 micrometers and 2% weight of vanadium and welded with the band-shaped body material in a metallographic observation area
08/09/2001WO2001057286A1 High strength, high toughness, seamless steel pipe for line pipe
08/09/2001WO2001057280A1 Method for grain refining of steel, grain refining alloy for steel and method for producing grain refining alloy
08/09/2001WO2001057279A1 Porous agglomerates containing iron and at least one further element from groups 5 or 6 of the periodic table for use as an alloying agent
08/09/2001WO2000048209A9 Praseodymium-rich iron-boron-rare earth composition, permanent magnet produced therefrom, and method of making
08/09/2001WO1999062129A3 Iron aluminide alloy container for solid oxide fuel cells
08/09/2001US20010012490 Finish comrpsing palladium alloyed with cobalt or a platinum group metal, located on at least portions of nickel underlayer forms both a non-contact finish and a contact finish; and a gold outer coating
08/09/2001US20010011566 Method of heat treatment of wire