| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 07/07/2010 | CN101769370A Powder metallurgy eccentric helical gear and preparation method thereof |
| 07/07/2010 | CN101768705A Two-phase stainless steel alloy containing rare-earth metals |
| 07/07/2010 | CN101768704A High-strength weather-resistant hot rolled steel strip and manufacturing method thereof |
| 07/07/2010 | CN101768703A Grade X80 pipe line steel with low yield ratio and manufacturing method thereof |
| 07/07/2010 | CN101768702A Medium-chromium ferrite stainless steel for automobile with high formability and acidic corrosion resistance as well as manufacturing method thereof |
| 07/07/2010 | CN101768701A Nickel heat-resistance stainless steel and manufacturing method thereof |
| 07/07/2010 | CN101768700A Antibacterial martensitic stainless steel applied in hardware industry |
| 07/07/2010 | CN101768699A Low alloy high strength steel strip and production method thereof |
| 07/07/2010 | CN101768698A Low cost yield strength 700MPA level non-tempering processing high strength steel plate and manufacturing method thereof |
| 07/07/2010 | CN101768697A Method for manufacturing oriented silicon steel with one-step cold rolling method |
| 07/07/2010 | CN101768696A Yttrium nitrogen titanium boron alloy and preparation method and purposes thereof |
| 07/07/2010 | CN101768695A Ti microalloyed ultra-fine grained cold rolling dual-phase steel of 1,000MPa level and preparation method thereof |
| 07/07/2010 | CN101768694A Antibacterial duplex stainless steel |
| 07/07/2010 | CN101768690A Improved high-temperature electric heating plate |
| 07/07/2010 | CN101767179A Method for forging screw and nut |
| 07/07/2010 | CN101767177A Method for forging bearing support forge piece |
| 07/07/2010 | CN101168823B Steel for high-plasticity continuous oil pipe and manufacturing method thereof |
| 07/06/2010 | US7749432 Cast, heat-resistant austenitic stainless steels having reduced alloying element content |
| 07/06/2010 | US7749431 since the carbides precipitated on grain boundaries deteriorate toughness of the steel, the C content is restricted to not more than 0.04%. |
| 07/06/2010 | US7749343 Method to produce steel sheet excellent in workability |
| 07/06/2010 | US7749339 manufacturing an airbag inflator bottle member having a reduced-diameter portion provided on the end of a tube for mounting an initiator or a lid plate, the portion having good low temperature toughness comparable to that of a portion which is not reduced in diameter |
| 07/06/2010 | US7749338 by use of such thin steel sheet, improvement can be expected in softening resistance of weld heat affected zone in case of spot, arc, plasma, laser, welding; inexpensive high strength steel sheet for lightweight automobiles; carbon: 0.01-0.1%, silicon: 0.01-2%, manganese: 0.05-3%, aluminum: 0.005-1% |
| 07/06/2010 | US7749298 mixing alloy powder containing Cr, Mo, Mn, V and remaining Fe to a caron powder, compacting the mixture, sintering the compacted mixture and quenching; use in cam shafts; wear resistance, shape accuracy and hardness |
| 07/06/2010 | CA2519653C Investment cast, stainless steel chain link and casting process therefor |
| 07/01/2010 | WO2010074710A2 Superaustenitic stainless steel and method of making and use thereof |
| 07/01/2010 | WO2010074634A1 A method of producing a diffusion alloyed iron or iron-based powder, a diffusion alloyed powder, a composition including the diffusion alloyed powder, and a compacted and sintered part produced from the composition |
| 07/01/2010 | WO2010074544A2 Surface decarburization-restrained steel and manufacturing method thereof |
| 07/01/2010 | WO2010074473A2 High strength steel plate for nuclear reactor containment vessel and method of manufacturing the same |
| 07/01/2010 | WO2010074463A2 High carbon steel sheet with superior heat treatment characteristics, and manufacturing method thereof |
| 07/01/2010 | WO2010074458A2 High-strength cold rolled steel sheet having superior deep drawability and a high yield ratio, galvanized steel sheet using same, alloyed galvanized steel sheet, and method for manufacturing same |
| 07/01/2010 | WO2010074447A2 Non-oriented electrical steel sheets having high workability for client companies and manufacturing method thereof |
| 07/01/2010 | WO2010074370A1 High-strength elongation steel sheet, hot-rolled steel sheet, cold-rolled steel sheet, zinc-coated steel sheet, and method for manufacturing alloyed zinc-coated steel sheet |
| 07/01/2010 | WO2010074347A1 Steel with excellent anti-ductile crack generation characteristics in weld heat-affected zone and base material and manufacturing method therefor |
| 07/01/2010 | WO2010074308A1 Method for manufacturing steel plate for can-making |
| 07/01/2010 | WO2010074307A1 Corrosion-resistant steel material for crude oil tanker |
| 07/01/2010 | WO2010074017A1 Steel tempering method |
| 07/01/2010 | WO2010073763A1 Stainless steel flux-cored welding wire for the welding of galvanized steel sheets and process for arc welding of galvanized steel sheets with the same |
| 07/01/2010 | WO2010073590A1 Composite soft magnetic material and method for producing same |
| 07/01/2010 | WO2010073533A1 Alloy material for r-t-b system rare earth permanent magnet, method for producing r-t-b system rare earth permanent magnet, and motor |
| 07/01/2010 | WO2010036028A3 Ultrahigh-strength, hot-dipped galvanized steel sheet having a martensitic structure as a base, and a production method therefor |
| 07/01/2010 | US20100166149 Mechanism and x-ray tube apparatus |
| 07/01/2010 | US20100162851 Sintered Soft Magnetic Powder Molded Body |
| 07/01/2010 | CA2747889A1 A method of producing a diffusion alloyed iron or iron-based powder, a diffusion alloyed powder, a composition including the diffusion alloyed powder, and a compacted and sinteredpart produced from the composition |
| 06/30/2010 | EP2202421A1 Constant speed universal joint |
| 06/30/2010 | EP2202327A1 High-strength hot-dip zinc plated steel sheet excellent in workability and process for manufacturing the same |
| 06/30/2010 | CN101765675A Al-plated steel sheet for exhaust gas passageway members of motorcycles excellent in high-temperature strength and members |
| 06/30/2010 | CN101765673A Hot-rolled shape steel for crude oil tanks and process for manufacturing the same |
| 06/30/2010 | CN101765672A Wire rod and high-strength steel wire excellent in ductility, and processes for production of both |
| 06/30/2010 | CN101765671A Ferritic-austenitic stainless steel excellent in corrosion resistance and workability and process for manufacturing the same |
| 06/30/2010 | CN101765668A Process for manufacturing cold-rolled and annealed steel sheets with very high strength, and sheets thus produced |
| 06/30/2010 | CN101762349A High-precision intelligent standard torque sensor |
| 06/30/2010 | CN101760705A High corrosion-resistant austenitic stainless steel |
| 06/30/2010 | CN101760704A Economical high-strength high-weatherability hot-rolled H beam steel containing vanadium and nitrogen and rolling method thereof |
| 06/30/2010 | CN101760703A High-strength pipe fitting steel and manufacturing method thereof |
| 06/30/2010 | CN101760702A High-strength anti-fatigue atmospheric corrosion resistant hot-rolled steel strip and method for producing same |
| 06/30/2010 | CN101760701A Alloy-plastic steel plate for die and production method thereof |
| 06/30/2010 | CN101760700A Ferrous abrasion resistant sliding material |
| 06/30/2010 | CN101760699A Fe-based connecting plate material for flat plate-type solid oxide fuel cell |
| 06/30/2010 | CN101760698A Cement kiln roller steel casting and casting method thereof |
| 06/30/2010 | CN101760697A Wind tower flange ring forging part for wind power equipment and manufacture method thereof |
| 06/30/2010 | CN101760696A Anti-radiation alloy material |
| 06/30/2010 | CN101760695A 厚钢板 Thick steel plate |
| 06/30/2010 | CN101760694A Heat-based high-strength galvanized plate and method for producing same |
| 06/30/2010 | CN101760693A Low segregation low-carbon casting steel shot |
| 06/30/2010 | CN101760636A Method for manufacturing large vertical strontium-smelting reduction tank |
| 06/30/2010 | CN101758173A Pig mold of pig machine |
| 06/30/2010 | CN101537428B Semi-steel roll and preparation method thereof |
| 06/30/2010 | CN101474647B Hot extrusion technological process for three-way from X80 grade steel plate |
| 06/30/2010 | CN101400817B Cold-rolled steel sheet, process for producing the same, and cell and process for producing the same |
| 06/30/2010 | CN101215675B Resource-saving diphase stainless steel alloy material and preparation method thereof |
| 06/30/2010 | CN101200791B Low-cost oil casing pipe steel and method for producing the same |
| 06/29/2010 | US7745029 Ferritic steels for solid oxide fuel cells and other high temperature applications |
| 06/29/2010 | US7744813 Oxidation resistant high creep strength austenitic stainless steel |
| 06/29/2010 | CA2544931C Low-carbon resulfurized free machining steel product excellent in finished surface roughness and production method thereof |
| 06/29/2010 | CA2377701C High tensile cold-rolled steel sheet having superior ductility and strain age-hardening characteristics and manufacturing method therefor |
| 06/24/2010 | WO2010071060A1 Low-carbon sulphur free-cutting steel |
| 06/24/2010 | WO2010070990A1 Method for producing high alloy steel pipe |
| 06/24/2010 | WO2010070965A1 Oriented electrical steel sheet, and method for producing same |
| 06/24/2010 | WO2010070958A1 Hardfacing steel for machine structure, and steel component for machine structure |
| 06/24/2010 | WO2010070829A1 Method for producing steel sheet for gasket, and gasket |
| 06/24/2010 | WO2010070202A1 Ferritic-austenitic stainless steel |
| 06/24/2010 | US20100158746 Extremely Low Carbon Steel Plate Excellent in Surface Characteristics, Workability, and Formability and a Method of Producing Extremely Low Carbon Cast Slab |
| 06/24/2010 | US20100158745 Piston ring material for internal combustion engine |
| 06/24/2010 | US20100158744 High strength electrical steel sheet and method of production of same |
| 06/24/2010 | US20100155042 Temperature-stable cast iron alloy and use of said alloy |
| 06/24/2010 | US20100154942 Mechanism of Structural Formation For Metallic Glass Based Composites with Enhanced Ductility |
| 06/24/2010 | US20100154939 Austenitic stainless steel and process for removing hydrogen therefrom |
| 06/24/2010 | US20100154938 Layered fe-based alloy and process for production thereof |
| 06/24/2010 | US20100154937 Carbonitriding method, machinery component fabrication method, and machinery component |
| 06/24/2010 | US20100154588 Iron-based powder and composition thereof |
| 06/24/2010 | DE112008001635T5 Niedriglegierte Stähle mit überlegener Korrosionsbeständigkeit für röhrenförmige Öllandwaren Low alloy steels with superior corrosion resistance tubular oil country goods |
| 06/24/2010 | CA2743741A1 Ferritic-austenitic stainless steel |
| 06/23/2010 | EP2199422A1 Low-carbon precipitation-strengthened steel for cold heading applications |
| 06/23/2010 | EP2199421A1 Duplex stainless steel wire material, steel wire, bolt, and method for production of the bolt |
| 06/23/2010 | EP2199420A1 Austenitic stainless steel |
| 06/23/2010 | EP2199419A1 Austenitic stainless steel |
| 06/23/2010 | EP2198066A1 Method for the production of lactic acid dilactide or polyesters producible thereof |
| 06/23/2010 | EP2198065A1 The use and method of producing a dispersion strengthened steel as material in a roller for a roller hearth furnace |
| 06/23/2010 | EP2198064A1 Hot gas-guided component of a turbomachine |
| 06/23/2010 | EP2197608A1 Method for making stainless steel comprising fine carbonitrides and product obtained by said method |