Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
05/2002
05/29/2002CN1351568A Special steel canister for propellant-operated dosing aerosols
05/29/2002CN1351528A Method for continuously casting between two rolls austenitic stainless steel strips with excellent surface quality and resulting strips
05/29/2002CN1351527A Casting slab for shadow mask, method for heat treatment therof and material for shadow mask
05/29/2002CN1351229A Coolant compressor, air conditioner therewith, and refrigerator and parts thereof
05/29/2002CN1351190A Fe-Cr-Ni alloy for electron gun poles with excellent corrosion resistance and strip therefrom
05/29/2002CN1351189A Ultravlow-carbon high-toughness steel resisting hydrogen sulfide for gas deliver pipeline
05/29/2002CN1351188A Steel dedicated for tool blade and technology for manufacturing tool blade
05/29/2002CN1351187A Process for preparing high-cleanness, high-strength and high-toughness steel for gas delivering pipeline
05/29/2002CN1351186A Manufacture of electric steel plates with high magnetic flux density orientation
05/29/2002CN1351185A Steel plate for disc brake with improved antibuckling performance and disc brake made therefrom
05/29/2002CN1350898A Cast oil roller
05/29/2002CN1085741C Heating furnace tube, method of using same, and method of mfg. same
05/28/2002US6395109 Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing
05/28/2002US6395058 Magnesium particles are injected into a ferrous alloy by a lance to alloy desired amount of magensium in the ferro alloy, the melting of the magnesium in the transport pipe is inhibited by mixing it with high temperature melting particle
05/23/2002WO2002040731A1 STEEL PLATE TO BE PRECIPITATING TiN+CuS FOR WELDED STRUCTURES, METHOD FOR MANUFACTURING THE SAME, WELDING FABRIC USING THE SAME
05/23/2002WO2002040730A1 Part for machine
05/23/2002WO2002040722A1 Method for making a strip or a workpiece cut out from a cold rolled maraging steel strip
05/23/2002US20020061257 Stainless cast steel having good heat resistance and good machinability
05/23/2002US20020059967 Maraging steel and process for manufacturing a strip or a part cut out of a strip of cold-rolled maraging steel
05/23/2002US20020059966 Electromagnetic steel sheet and process for producing the same
05/23/2002DE10055449A1 Gradientenwerkstoff-Formkörper Gradient material molded body
05/22/2002EP1207214A2 Soft Cr-containing steel
05/22/2002EP1207213A1 High tensile cold-rolled steel sheet excellent in ductility and in strain aging hardening properties, and method for producing the same
05/22/2002EP1207005A1 Heat treatment of weld repaired gas turbine engine components
05/22/2002EP1206984A2 Moulded products from graded index material
05/22/2002EP1206662A1 Diver tank and method for the production thereof
05/22/2002EP1206588A1 Iron-nickel alloy with creep resistance and low thermal expansion
05/22/2002EP1206586A1 Metal matrix composite especially intended for piston rings
05/22/2002EP1117500B1 Preparation of nanocrystalline alloys by mechanical alloying carried out at elevated temperatures
05/22/2002EP0965653B1 VALVE SEAT MADE OF Fe-BASE SINTERED ALLOY EXCELLENT IN WEAR RESISTANCE
05/22/2002CN1350070A High-stress low-carbon martensitic spring steel 35Si2CrVB and its production process
05/22/2002CN1349867A Method for continuously-casting steel plate of 1.5-2.5% silicon content without surface and underbead cracks
05/22/2002CN1349862A Production method of unidirectional electromagnetic steel plate with high magnetic intensity
05/22/2002CN1085258C Ultra-high strength, weldable steels with excellent ultra-low temperature toughness
05/21/2002US6391479 Coating interlayer for improved compatibility between HR-120 and aluminum-containing oxidation resistant metallic coatings
05/21/2002US6391254 Nonmagnetic; improved press forming properties for drawing; superior surface quality; no cracks
05/21/2002US6391253 Continuously casting high chromium melt contaning silver as a particle, silver oxide or silver sulfide dispersed on the surface; excellent workability and corrosion resistance
05/21/2002US6391126 Method for producing aging-resistant strip from an aluminum-killed steel
05/21/2002US6391124 Non-heat treated, soft-nitrided steel parts
05/21/2002US6391083 Iron powder, graphite powder with copper powder
05/21/2002US6390924 Applying inductive hardening to carbon steel
05/21/2002US6390443 Composite magnetic member, process for producing the member and electromagnetic valve using the member
05/21/2002CA2249964C Martensitic stainless steel pipe and method for manufacturing the same
05/16/2002WO2002039530A1 Press separator for fuel cell
05/16/2002WO2002038830A1 Surface treated tin-plated steel sheet and chemical treatment solution
05/16/2002WO2002038828A1 Method of surface treatment for stainless steel product for fuel cell
05/16/2002WO2002038818A1 Method for producing a cold rolled strip that is cold formed with low degrees of deformation
05/16/2002WO2002038314A1 Mixture for powder metallurgy product and method for producing the same
05/16/2002WO2002038227A1 Golf club
05/16/2002US20020057983 Cold forming an aluminide by coating an article with a viscous medium providing a moisture resistant barrier on the surface; shaping; and optionally removing the coating
05/16/2002US20020057982 RE-Fe-B alloy; oxygen content of 50-4000 wt. ppm; nitrogen content of 150-1500 wt. ppm; impregnated with an oil agent and then sintered.
05/16/2002DE10143073A1 Stahl mit niedrigem Kohlenstoffgehalt und Verfahren zum Herstellen eines strukturellen Stahlrohrs mit hoher Zähigkeit bei kalten Temperaturen Steel with low carbon content and method for manufacturing a structural steel pipe with a high toughness at low temperatures
05/15/2002EP1205571A1 High tensile steel sheet having a plating layer comprising zinc
05/15/2002EP1205570A1 Color crt mask frame, steel plate for use therein, process for producing the steel plate, and color crt having the frame
05/15/2002EP1205269A1 Casting slab for shadow mask, method for heat treatment therof and material for shadow mask
05/15/2002EP1204827A2 Ivt component
05/15/2002EP1204778A1 Air-side solid oxide fuel cell components
05/15/2002EP1204777A1 Iron-graphite composite powders and sintered articles produced therefrom
05/15/2002EP1204772A2 Method for producing welded steel pipes with a high degree of strength, ductility and deformability
05/15/2002EP1204771A1 Semifinished and finished products made of austenitic special steel and method for the production thereof
05/15/2002EP1021690A4 Improved cascade refrigeration process for liquefaction of natural gas
05/15/2002EP0988497A4 Improved multi-component refrigeration process for liquefaction of natural gas
05/15/2002EP0944744B1 METHOD OF MANUFACTURING FERRITIC STAINLESS FeCrAl-STEEL STRIPS
05/15/2002CN1349230A High weathing magnet powder prepn. method and products therefrom
05/15/2002CN1349002A Stainless steel specially for cooking utensils
05/15/2002CN1349001A Method and equipment for preparing composite reinforced heat resisting steel with carbide particle
05/15/2002CN1084798C Method for prodn. of steel used slurry pipeline with high toughness, high wear resistant
05/15/2002CN1084797C 具有优秀成形性、面板定形性和抗硌痕性的冷轧钢板与镀锌钢板及其制造方法 With excellent formability, panel setting and dent-resistance of cold rolled steel and galvanized steel sheets
05/15/2002CN1084796C Austenitic stainless steel with resistance to deterioration by neutron irradiation
05/15/2002CN1084794C Pitting resistant duplex stainless steel alloy with improved mechinability
05/14/2002US6387192 Motor vehicle bodies
05/14/2002US6387191 Railway wheels resistant to martensite transformation
05/14/2002US6386583 Low-carbon high-strength steel
05/14/2002US6386342 Stainless steel for a disc brake rotor
05/14/2002US6386269 Residual magnetic flux density magnetic circuits can be made smaller and thinner
05/10/2002WO2002036840A1 High tensile hot rolled steel sheet and method for production thereof
05/10/2002WO2002036281A1 Press-forming tailored blank material excellent in formability and production method therefor
05/09/2002US20020053372 Ribbon formed by melt spinning using a cooling roll having a circumferential surface on which dimple correcting means is provided
05/08/2002EP1203831A2 Thermal fatigue resistant stainless steel articles
05/08/2002EP1203830A2 Steel sheet for disk brake with improved anti-warp property and disk brake made thereof
05/08/2002EP1203829A2 Wire rod for drawing superior in twisting characteristics and method for production thereof
05/08/2002EP1025268B1 Method for producing a magnetic grain oriented steel sheet with low level loss by magnetic reversal and high polarisation
05/08/2002EP0958388B1 Process for improving magnetic performance in a free-machining ferritic stainless steel
05/08/2002EP0914485B1 Austenitic nickel-chromium steel alloys
05/08/2002EP0742288B1 Long-lived induction-hardened bearing steel
05/08/2002CN1348508A 铁镍合金 Iron-nickel alloy
05/08/2002CN1348507A Steel cold work tool, its use and manufacturing
05/08/2002CN1348506A Method of making an AS-rolled multi-purpose weathering steel plate and product therefrom
05/08/2002CN1348054A Engine valve guide tube of composite powder metallurgy material and its manufacture
05/08/2002CN1347813A Back axle shell for heavy truck
05/08/2002CN1347781A Submerged-arc welding point, producing method of the same welding point, and used solder wire and flux
05/08/2002CN1084393C Iron aluminium metal compound using as electrical resistance heating element
05/08/2002CA2361137A1 Zinc-comprising-plated high tension steel sheet
05/07/2002US6383662 Light weight steel and its use for car parts and facade linings
05/07/2002US6383317 Steels
05/07/2002US6383316 Precipitated hardening stainless steel
05/07/2002US6383315 Profile clamp and method for manufacturing a profile clamp
05/07/2002US6383311 High strength drive shaft and process for producing the same
05/07/2002US6383310 Exhaust equipment member, internal combustion engine system using same, and method for producing such exhaust equipment member
05/07/2002US6383309 Ferritic stainless steel plate