| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 11/27/2013 | CN103406535A Powder metallurgy brake caliper iron alloy and manufacturing method thereof |
| 11/27/2013 | CN103406532A Car shaft-type component powder metallurgy material and preparation method thereof |
| 11/27/2013 | CN102703822B Preparation method of high-speed steel for composite roll collar |
| 11/27/2013 | CN102644022B Manufacturing method for ferritic stainless steel strip containing molybdenum |
| 11/27/2013 | CN102634735B Spring steel used for automobile suspension as well as preparation method and application thereof |
| 11/27/2013 | CN102443678B Method for smelting stainless steel mother liquor with furnace wall carbon-oxygen spray gun in arc furnace |
| 11/27/2013 | CN101977724B Iron-chromium based brazing filler metal |
| 11/25/2013 | CA2778865A1 Alloys of the type fe3aita(ru) and use thereof as electrode material for the synthesis of sodium chlorate |
| 11/21/2013 | WO2013172911A1 Sponge-iron alloying |
| 11/20/2013 | EP2664683A1 Process for producing a mesoporous carbide |
| 11/20/2013 | EP2294231B1 Austempering heat treatment during hot isostatic pressing |
| 11/20/2013 | EP2272619B9 Iron-base heat- and corrosion-resistant brazing filler metals |
| 11/20/2013 | CN103397281A High-strength steel and preparation method thereof |
| 11/20/2013 | CN103397278A Multielement low alloy wear resistant cast steel and preparation method thereof |
| 11/20/2013 | CN103397277A High-strength cast steel for water pump shell and preparation method thereof |
| 11/20/2013 | CN103397270A High-strength wear-resistant alloy cast steel and preparation method thereof |
| 11/20/2013 | CN103397269A Low-cost and high-strength wear-resistant cast steel and preparation method thereof |
| 11/20/2013 | CN103397268A Wear-resistant cast steel and preparation method thereof |
| 11/20/2013 | CN103397266A Heat-resisting steel and preparation method thereof |
| 11/20/2013 | CN103397264A Low alloy low temperature cast steel containing Cr and Mo and preparation method thereof |
| 11/20/2013 | CN103397256A Sintered Fe-Al-based porous alloy material with high-temperature oxidization resistance and filtering element |
| 11/20/2013 | CN103397248A Rare-earth permanent magnet production technology and apparatus thereof |
| 11/20/2013 | CN103397246A Antiwear shock-resistant white cast iron and production technique thereof |
| 11/20/2013 | CN103397245A Method for improving smelting quality of molten ductile iron |
| 11/20/2013 | CN103397244A Preparation method of sintered Fe-Al-based porous alloy material with high-temperature oxidization resistance |
| 11/20/2013 | CN103397243A Preparation method for sintered Fe-Al-based alloy porous material |
| 11/20/2013 | CN103397192A Method for purification of nickel-iron alloy |
| 11/20/2013 | CN103397130A Composite iron alloy for producing vanadium iron and vanadium by using silicon barium iron alloy as reducing agent |
| 11/20/2013 | CN102471828B Method for producing alloy ingots |
| 11/20/2013 | CN102312158B Nb, Ti alloyed low-carbon high-intensity high-plasticity TWIP steel and preparation method thereof |
| 11/13/2013 | EP2662168A1 Saw blade including a cutting element made by powder metallurgy |
| 11/13/2013 | EP2662166A1 Material with high wear resistance |
| 11/13/2013 | CN103388112A Components and production method of nodularcastiron crankshaft |
| 11/13/2013 | CN103388108A Material with high wear resistance |
| 11/13/2013 | CN103388107A Coppery BN (Boron Nitride) type free-cutting steel and production method thereof |
| 11/13/2013 | CN103388104A Heat resistant alloy and preparation method thereof |
| 11/13/2013 | CN103388102A Casting process for high abrasion-resistant and dust-resistant cylinder sleeve suitable for western area |
| 11/13/2013 | CN103388100A Method for controlling carbon equivalent of base iron and application of method |
| 11/13/2013 | CN103388099A Method for smelting austenite stainless steel by using dephosphorized molten iron |
| 11/13/2013 | CN103388052A Production method of deoxidizing low-silicon steel by adding silicon-containing alloy |
| 11/13/2013 | CN103386470A Method for producing large-sized capless steel ingot by using vacuum pouring method |
| 11/13/2013 | CN102719753B Low-yield-ratio high-strength steel plate and manufacturing method thereof |
| 11/13/2013 | CN102690966B Method for manufacturing porous foam alloy from stainless steel scrap |
| 11/13/2013 | CN102676913B Cold-rolled steel strip for flux-cored wire and production method of cold-rolled steel strip |
| 11/13/2013 | CN102676911B Wear-resistant cast iron disc and production process thereof |
| 11/13/2013 | CN102615257B Method for refining and spheroidizing metal or alloy |
| 11/13/2013 | CN102560229B Low chrome multielement alloy cast ball and preparing method thereof |
| 11/13/2013 | CN102477513B Preparation method of leadless free-cutting steel |
| 11/13/2013 | CN102465234B Method for preparing low-alloy N80 steel-level entity expandable pipe material |
| 11/13/2013 | CN102360667B Amorphous nanocrystalline soft magnetic magneto-sensitive composite material for sensing and preparation method thereof |
| 11/13/2013 | CN102294479B Method for preparing sintered neodymium iron boron device |
| 11/13/2013 | CN101532116B A multi-component micro-alloy cast novel material for producing cylinder liner and preparation method thereof |
| 11/06/2013 | EP2660829A1 Magnetic body |
| 11/06/2013 | EP2659014A1 Iron based powders for powder injection molding |
| 11/06/2013 | CN103382541A Steel used for oxygen bottles and preparation method thereof |
| 11/06/2013 | CN102864301B Automatic production line of directly-reduced ferronickel |
| 11/06/2013 | CN102776432B Method for preparing medium and low carbon manganese iron nitride by microwave sintering |
| 11/06/2013 | CN102534393B Method for producing nitrogen controlling low activity ferrite martensite steel for fusion reactor |
| 11/06/2013 | CN102330035B Heat resistant steel, and heat resistant steel pipe and manufacturing method thereof |
| 11/06/2013 | CN102120253B Casting method of nodular cast iron axle box for bogie of multiple unit trains below 40 DEG C |
| 11/06/2013 | CN101681708B Sintered soft magnetic powder molded body |
| 10/31/2013 | WO2013134606A3 Thermal spray applications using iron based alloy powder |
| 10/30/2013 | EP2658030A1 Method for manufacturing resonance tube, resonance tube and filter |
| 10/30/2013 | CN103377784A Method for preparing two-phase nanocrystalline rare-earth permanent magnet |
| 10/30/2013 | CN103374684A Aluminum oxide containing dispersion strengthening ferrite steel and preparation method thereof |
| 10/30/2013 | CN103374679A Valve material |
| 10/30/2013 | CN103372756A Manufacturing method for low carbon austenite non-magnetic steel motor support drum forging piece |
| 10/30/2013 | CN102925784B Application of inoculant for refining gray cast iron texture |
| 10/30/2013 | CN102828110B Low-cobalt nickel nanocrystalline iron-base magnetically soft alloy material and preparation method thereof |
| 10/30/2013 | CN102828103B Alloy gray cast iron glass mould and method for producing same |
| 10/30/2013 | CN102796935B High-strength gray cast iron modifier and modification treatment process thereof |
| 10/30/2013 | CN102634718B Preparation process for organically-combined fluorite ball |
| 10/30/2013 | CN102534402B Preparation method for wear-resistant alloy steel |
| 10/30/2013 | CN102360666B Magnetically sensitive composite wire and preparation method thereof |
| 10/30/2013 | CN102330010B Bismuth cored wire |
| 10/30/2013 | CN102165083B Process for production of sintered compact by powder metallurgy |
| 10/29/2013 | US8568117 Powder metal scrolls |
| 10/23/2013 | CN103361578A Alloy chromium-powder-containing metallurgical steel and preparation method thereof |
| 10/23/2013 | CN103361572A Antiwear metal material for mud pump flow passage components |
| 10/23/2013 | CN103361571A Sintered alloy and production method therefor |
| 10/23/2013 | CN103361563A Free-cutting high-hardness austenite nonmagnetic die steel and manufacturing method thereof |
| 10/23/2013 | CN103361561A Seamless steel tube material for coupling material and preparation method thereof |
| 10/23/2013 | CN103361557A High-toughness spring steel and preparation method thereof |
| 10/23/2013 | CN103361544A 无取向硅钢及其制造方法 Non-oriented silicon steel and its manufacturing method |
| 10/23/2013 | CN103361543A Cerium iron alloy and preparation and usage methods thereof |
| 10/23/2013 | CN103361542A Wheel steel smelting process |
| 10/23/2013 | CN103361540A Low-alloy high-strength gray cast iron and preparation method thereof |
| 10/23/2013 | CN103361538A Cylinder sleeve alloy cast iron medium-frequency induction furnace melting method and centrifugal casting method |
| 10/23/2013 | CN103361537A Production method of nodular cast iron |
| 10/23/2013 | CN103361505A Preparation method of FeAl-based porous material |
| 10/23/2013 | CN103357882A R-T-B-based rare earth magnet particles, process for producing the R-T-B-based rare earth magnet particles, and bonded magnet |
| 10/23/2013 | CN102568809B Method for preparing corrosion-resistant high-performance sintered neodymium iron boron magnets |
| 10/23/2013 | CN102564122B Tapping molten iron guiding device of induction furnace |
| 10/23/2013 | CN102534415B Manufacture method for billets |
| 10/22/2013 | US8562766 Method for making a low surface roughness cast strip |
| 10/22/2013 | US8562712 Method and apparatus for the production of metal compounds |
| 10/16/2013 | EP2650398A1 Spray powder with a superferritic iron base compound and a substrate, in particular brake disc with a thermal spray coating |
| 10/16/2013 | CN103352186A Cr-C-Si series Fe-based amorphous alloy ribbon and preparation method thereof |
| 10/16/2013 | CN103352185A B-Nb-V series Fe-based amorphous alloy ribbon and preparation method thereof |
| 10/16/2013 | CN103352180A Manufacturing method of carbon alloy |