| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 05/04/2011 | CN102046826A Steel for heat treatment |
| 05/04/2011 | CN102046825A High-strength UOE steel pipe excellent in earthquake-proof performance and in low-temperature toughness of weld heat-affected zone |
| 05/04/2011 | CN102046824A Iron-base sintered alloy for valve sheet and valve sheet for internal combustion engine |
| 05/04/2011 | CN102046325A Flux-cored wire for welding of duplex stainless steel which enables the miniaturization of solidified crystal particles |
| 05/04/2011 | CN102042198A Stuffing box housing for reciprocating compressor |
| 05/04/2011 | CN102041459A Steel plate HT690 capable of being subjected to high heat input welding and manufacturing method thereof |
| 05/04/2011 | CN102041458A Low-alloy abrasion-resistant steel and manufacturing method thereof |
| 05/04/2011 | CN102041457A Austenitic stainless steel |
| 05/04/2011 | CN102041456A Steel for wind power spindle and manufacturing method thereof |
| 05/04/2011 | CN102041455A Stainless steel for heat exchanger welded pipe and manufacturing method thereof |
| 05/04/2011 | CN102041454A High hardness steel for forging and forming cold roller |
| 05/04/2011 | CN102041453A Novel wear-resisting and corrosion-resisting stainless steel and production process thereof |
| 05/04/2011 | CN102041452A Medium chromium ferrite stainless steel and making method thereof |
| 05/04/2011 | CN102041451A Stainless steel material |
| 05/04/2011 | CN102041450A Ferrite heat resisting steel and manufacture method thereof |
| 05/04/2011 | CN102041449A Method for improving electromagnetic performance of oriented electric steel by low-temperature plate blank heating process |
| 05/04/2011 | CN102041448A Steel for micro vanadium-titanium composite processing boilers and pressure vessels and manufacturing method thereof |
| 05/04/2011 | CN102041447A Q345C steel plate and production method thereof |
| 05/04/2011 | CN102041446A Method for manufacturing Q390E-Z35 low-alloy and high-strength thick plate |
| 05/04/2011 | CN102041445A Preparation method of high-strength ultralow-expansion invar-based composite material |
| 05/04/2011 | CN102041444A Low-carbon low-silicon high-quality carbon structural steel and production method thereof |
| 05/04/2011 | CN102041443A Low-alloy Q345D-Z25 medium plate and production process thereof |
| 05/04/2011 | CN102041442A Low-alloy Q345E medium plate and production process thereof |
| 05/04/2011 | CN102041441A Low-alloy medium-thickness steel plate Q345D-Z35 and production process thereof |
| 05/04/2011 | CN102041440A Method for producing high magnetic induction grain-oriented silicon steel |
| 05/04/2011 | CN102041439A Method for improving mechanical properties of low-carbon aluminum killed steel continuous annealing product for automobile |
| 05/04/2011 | CN102041438A Low-alloy high-strength structural-steel extra-thick board Q460C and production method thereof |
| 05/04/2011 | CN102041437A 160mm-thick Q345E-Z35 steel plate for high-rise buildings and production method thereof |
| 05/04/2011 | CN102041436A Steel plate for low-alloy high-strength structured steel Q460C and production method thereof |
| 05/04/2011 | CN102041435A Hot rolling steel plate made of weldable fine grain structural steel S355ML and production method thereof |
| 05/04/2011 | CN102041434A Steel plate for low-alloy high-strength structured steel Q460E-Z35 and production method thereof |
| 05/04/2011 | CN102041433A X70 steel plate for low-cost pipe fittings and production method thereof |
| 05/04/2011 | CN102041432A Q420GJD-Z35 steel plate with thickness of less than or equal to 60 millimeters for high-rise building and production method thereof |
| 05/04/2011 | CN102041431A Q345B protected flaw detection steel plate and production method thereof |
| 05/04/2011 | CN102041368A Method for producing oriented electrical steel with excellent surface quality |
| 05/04/2011 | CN102041367A Manufacturing method of thin strip continuously cast and cold rolled non-oriented electrical steel |
| 05/04/2011 | CN102039326A Method for preparing bimetallic seamless steel pipe for alkali recovery boiler |
| 05/04/2011 | CN102039314A High-carbon semi-steel composite roll collar and manufacturing method thereof |
| 05/04/2011 | CN102038964A Amorphous Fe-Co-B nano magnetic resonance contrast agent material and preparation method thereof |
| 05/04/2011 | CN101775558B Fe-Cr-B cast abrasion-resistant alloy and manufacturing method thereof |
| 05/04/2011 | CN101774107B Method for forging Venturi tubes |
| 05/04/2011 | CN101748334B High hardness cast boron-containing low alloy wear-resistant high-speed steel and preparation method thereof |
| 05/04/2011 | CN101717896B High strength and toughness cold working die steel and preparation method thereof |
| 05/04/2011 | CN101680070B Austenitic iron/nickel/chromium/copper alloy |
| 05/04/2011 | CN101660097B Wear-resisting alloy steel with high boron, high chrome and low carbon and preparation method thereof |
| 05/04/2011 | CN101602079B Method for manufacturing wear-resistant steel pipe by using hot-rolling coiled plate |
| 05/04/2011 | CN101517099B High strength high carbon steel wire and method for manufacture thereof |
| 05/04/2011 | CN101509103B Prescription of large-scale hoister primary shaft forgeable piece material and grain refining processing technique |
| 05/04/2011 | CN101481777B High strength thick steel plate with superior toughness for welding heat affected portion |
| 05/04/2011 | CN101457328B High chromium, high manganese and high nitrogen biphase stainless steel and preparation method thereof |
| 05/04/2011 | CN101443470B Bead wire having light weight and excellent drawability, method for production of the bead wire, and lightweight tire |
| 05/04/2011 | CN101341263B Link chain excellent in low-temperature toughness and method for heat treatment thereof |
| 05/03/2011 | US7935883 crystal structured silicides of iron, vanadium and aluminum, used in circuits with electrodes, n-type and p-type junctions connected in series, in chlorofluorocarbon-free refrigerators using the Peltier effect; power sources; efficiency |
| 05/03/2011 | US7935303 metal structure thereof comprises bainite or martensite. Further, a proper amounts of Nd inclusions are formed by appropriately selecting timings of deoxidation and Nd addition in melting a steel. Consequently, compatibility between high-temperature creep strength and long-term creep ductility |
| 05/03/2011 | US7935198 Glass stability, glass forming ability, and microstructural refinement |
| 05/03/2011 | US7935197 High strength steel plate |
| 05/03/2011 | CA2442200C Radiopaque alloy stent |
| 04/28/2011 | WO2011049755A1 High hardness, high toughness iron-base alloys and methods for making same |
| 04/28/2011 | WO2011049006A1 Steel for induction hardening, induction-hardened steel parts, and process for production of same |
| 04/28/2011 | WO2011048971A1 Steel for high-strength bolts and process for production of high-strength bolts |
| 04/28/2011 | WO2011048274A1 Method for producing high-strength steel product and steel product |
| 04/28/2011 | WO2010146535A3 High ballistic strength martensitic armour steel alloy |
| 04/28/2011 | US20110097595 Steel material for dissimilar metal joining, joined body of dissimilar metals and process for joining dissimilar metal materials |
| 04/28/2011 | US20110097235 Steels for sour service environments |
| 04/28/2011 | US20110097234 Lean duplex stainless steel excellent in corrosion resistance and toughness of weld heat affected zone |
| 04/28/2011 | US20110097233 Non-magnetic camshaft journal and method of making same |
| 04/28/2011 | US20110094699 Cast slab of non-oriented electrical steel and manufacturing method thereof |
| 04/28/2011 | US20110094637 Martensitic stainless steel strengthened by copper-nucleated nitride precipitates |
| 04/28/2011 | CA2779225A1 Process for continuous production of ductile microwires from glass forming systems |
| 04/28/2011 | CA2775348A1 High hardness, high toughness iron-base alloys and methods for making same |
| 04/27/2011 | EP2315287A1 Magnetostrictive material and preparation method thereof |
| 04/27/2011 | EP2314730A1 High-strength steels having high impact energy absorption properties and a method for producing the same |
| 04/27/2011 | EP2314729A1 Dual-phase type high-strength steel sheets having high impact energy absorption properties and a method of producing the same |
| 04/27/2011 | EP2314392A1 Process for producing high-alloy seamless pipe |
| 04/27/2011 | EP2313537A1 Austenitic alloy for cryogenic applications |
| 04/27/2011 | EP2313536A2 Ferritic alloy compositions, interconnector plate made thereof and porous support for a sofc made thereof |
| 04/27/2011 | EP2313535A2 High strength, high toughness steel alloy |
| 04/27/2011 | EP2209924B1 Use of a biocompatible material of stainless steel having a martensitic surface layer for watches, parts for watches and jewellery |
| 04/27/2011 | EP1734539B1 Corrosion-resistant rare earth magnets and process for production thereof |
| 04/27/2011 | EP1404391B1 Platinum - stainless steel alloy and radiopaque stents |
| 04/27/2011 | CN1938798B Rare earth magnet, method for producing same and method for producing multilayer body |
| 04/27/2011 | CN102037148A High-strength steel sheet and process for producing molten steel for high-strength steel sheet |
| 04/27/2011 | CN102031462A High manganese austenitic iron-based alloy containing boron |
| 04/27/2011 | CN102031461A Heat-resisting alloy with high yield ratio, high toughness and long-run elasticity stability |
| 04/27/2011 | CN102031460A Steam turbine rotor and alloy therefor |
| 04/27/2011 | CN102031459A W-containing high-strength and high-toughness secondary hardening stainless steel |
| 04/27/2011 | CN102031458A High-strength special sucker rod steel |
| 04/27/2011 | CN102031457A Yttrium-containing low-alloy steel plate hammer |
| 04/27/2011 | CN102031456A Steel plate for stamping and quenching and thermoforming method of steel plate |
| 04/27/2011 | CN102031455A Steel plate for stamping and quenching and manufacturing method thereof |
| 04/27/2011 | CN102031454A Low-temperature casing pipe for polar region drilling and production |
| 04/27/2011 | CN102031453A Titaniferous alloy steel and preparation method thereof |
| 04/27/2011 | CN102031452A 合金钢及其制造方法 Alloy and manufacturing method thereof |
| 04/27/2011 | CN102031451A Vanadium-titanium containing carbon steel and manufacturing method thereof |
| 04/27/2011 | CN102031450A Silicon-killed steel wire material and spring |
| 04/27/2011 | CN102031449A Cast compressor articles and methods of forming same |
| 04/27/2011 | CN102031448A Ferrous alloy for large-diameter grinding ball |
| 04/27/2011 | CN102031447A Boron-containing high carbon steel wire rod for manufacturing wires and production method thereof |
| 04/27/2011 | CN102031446A Method for preparing wave-absorbing material |
| 04/27/2011 | CN102031445A Method for preparing high-magnetic energy product high-coercive force low-cost sintered neodymium iron boron |