| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 12/31/2003 | CN1464804A Porous metal article, metal composite material using the article and method for production thereof |
| 12/31/2003 | CN1133182C 富含镨的铁－硼－稀土组分和其制的永磁铁及其制造方法 Praseodymium-rich iron - boron - rare earth component and its system of permanent magnet and its manufacturing method |
| 12/30/2003 | US6669793 Super cooled liquid region (SLR); forming a bulk metallic glass matrix and controlling properties of said matrix to form multiple shear bands; crystalline ductile metal particles within a matrix of amorphous bulk metal glass |
| 12/25/2003 | WO2003106077A1 Composition and process for warm compaction of stainless steel powders |
| 12/25/2003 | US20030233911 Pre-alloyed iron based powder |
| 12/25/2003 | US20030233910 Contains iron as a main component, carbon, silicon, chromium, molybdenum, cobalt, maganese, lead, vanadium, advantageously boron nitride, and tungsten; strength, wear resistance improved by a sub-zero treatment |
| 12/24/2003 | WO2003106718A1 Hard metallic materials, hard metallic coatings, methods of processing metallic materials and methods of producing metallic coatings |
| 12/24/2003 | WO2003106079A1 Prealloyed iron-based powder, a method of producing sintered components and a component |
| 12/24/2003 | WO2003069000A3 Bulk-solidifying high manganese non-ferromagnetic amorphous steel alloys and related method of using and making the same |
| 12/24/2003 | CA2489488A1 Prealloyed iron-based powder, a method of producing sintered components and a component |
| 12/18/2003 | WO2003104508A1 Refining ferroalloys |
| 12/18/2003 | WO2003059555A3 Ferrous articles sintered using a fluidized bed |
| 12/18/2003 | US20030231975 Dry self-lubricating dense material; a mechanical part formed from said material; a method of manufacturing said material |
| 12/18/2003 | US20030230362 Insulation film, powder for magnetic core and powder magnetic core and processes for producing the same |
| 12/18/2003 | US20030230165 Composition for warm compaction of water atomized standard stainless steel powder including iron and chromium, optional alloying elements and inevitable impurities, and lubricant |
| 12/18/2003 | US20030230164 Iron-based sintered alloy for use as valve seat and its production method |
| 12/18/2003 | CA2488061A1 Refining ferroalloys |
| 12/17/2003 | EP1371742A1 Dry and self lubricant material,mechanical pieces made of a such material and its method of fabrication |
| 12/17/2003 | EP1371434A1 Iron base rare earth alloy powder and compound comprising iron base rare earth alloy powder, and permanent magnet using the same |
| 12/17/2003 | EP1370704A1 Sintered ferrous material containing copper |
| 12/17/2003 | EP1049552B1 Steel powder for the preparation of sintered products |
| 12/16/2003 | CA2136098C Particulate caf2 and baf2 agent for improving the machinability of sintered iron-based powder |
| 12/11/2003 | WO2003009088A3 Improved metal frame for electronic hardware and flat panel displays |
| 12/09/2003 | US6660109 Method of manufacturing aluminide sheet by thermomechanical processing of aluminide powders |
| 12/09/2003 | US6660056 Wear resistance |
| 12/04/2003 | WO2003100107A1 Method for production and forming of cast pieces of spheroidal graphite with improved mechanical properties |
| 12/04/2003 | US20030221516 Article comprises compacting and sintering a predominately iron powder to form an iron-base matrix that contains between about 1 and 7 weight percent nickel and about 0.1 and 1.2 weight percent phosphorus. A copper metal is infiltrated into |
| 12/03/2003 | EP1366204A1 Steel article |
| 12/03/2003 | CN1459510A Manufacturing method of molten iron desulfurizer-coating particulate magnesium |
| 12/03/2003 | CN1129676C Powder injection moulded mateial and its use |
| 11/27/2003 | US20030219617 Powder additive for powder metallurgy, iron-based powder mixture for powder metallurgy, and method for manufacturing the same |
| 11/26/2003 | EP1364731A2 Powder additive for iron-based powder mixture for powder metallurgy, and method for manufacturing the same |
| 11/25/2003 | US6652618 Iron based mixed power high strength sintered parts |
| 11/25/2003 | US6652617 PM high-speed steel having high elevated-temperature strength |
| 11/25/2003 | US6652616 Ferrotitanium, ferroniobium or ferrovanadium are dispersed and hot compacted in matrix powder of hardening steel or heat-resistant alloys; the carbides are obtained by a solid state reaction, i.e. without melting, from the carbon in the |
| 11/25/2003 | CA2280239C Alloy pipes and methods of making same |
| 11/21/2003 | CA2429093A1 Powder additive for powder metallurgy, iron-based powder mixture for powder metallurgy, and method for manufacturing the same |
| 11/20/2003 | US20030215349 Production method of high density iron based forged part |
| 11/19/2003 | CN1457367A Method for producing sponge iron, and reduced iron powder and method for production thereof |
| 11/18/2003 | US6648994 Methods for producing iron-based amorphous alloy ribbon and nanocrystalline material |
| 11/18/2003 | US6648989 High strength; alloy containing iron, cobalt and rare earth element |
| 11/18/2003 | US6648941 Iron-based mixed powder for powder metallurgy and iron-based sintered compact |
| 11/13/2003 | US20030211002 Ferrous articles sintered using a fluidized bed |
| 11/12/2003 | EP1360704A1 Isotropic rare earth material of high intrinsic induction |
| 11/12/2003 | EP1360340A1 Iron-cobalt-vanadium alloy |
| 11/05/2003 | CN2584613Y Two-pipe wire feeding machine |
| 11/04/2003 | US6641779 Fe-based sintered valve seat having high strength and method for producing the same |
| 10/30/2003 | US20030200837 Alloy iof iron and chromium; uniform dispersion of metal carbide; diffusion alloying, then plating |
| 10/29/2003 | EP1357196A1 Fabrication of a high-strength steel article with inclusion control during melting |
| 10/29/2003 | CN1451775A Method for smelting boron-silicon-Fe |
| 10/29/2003 | CN1451774A Method for producing middle and low carbon manganese iron |
| 10/29/2003 | CN1125887C Fire retardant inoculant composition and its prepn |
| 10/23/2003 | US20030196511 Forged article with prealloyed powder |
| 10/22/2003 | EP1042089B1 Lubricant for metallurgical powder compositions |
| 10/16/2003 | WO2003085150A1 Fe-BASE AMORPHOUS ALLOY THIN STRIP OF EXCELLENT SOFT MAGNETIC CHARACTERISTIC, IRON CORE PRODUCED THEREFROM AND MASTER ALLOY FOR QUENCH SOLIDIFICATION THIN STRIP PRODUCTION FOR USE THEREIN |
| 10/15/2003 | CN1448235A Strontium-silicon long-acting inoculant and production method thereof |
| 10/15/2003 | CN1124356C Method for proedicting the microstructure of solidifying cast iron |
| 10/14/2003 | US6632263 Sintered products having good machineability and wear characteristics |
| 10/09/2003 | WO2003083150A1 Pre-alloyed bond powders |
| 10/08/2003 | EP1350762A1 Intermetallic compound superconductor and alloy superconductor, and method for their preparation |
| 10/08/2003 | CN1123646C Method and equipment for preparing composite reinforced heat resisting steel with carbide particle |
| 10/08/2003 | CN1123645C Method for producing soft-magnetic sinterered components |
| 10/07/2003 | US6630102 Pulverizing with nitrogen; compression; improved isotropy of mechanical properties |
| 10/07/2003 | US6630101 Method for producing powder metal gears |
| 10/02/2003 | US20030185699 Adding calcium to the melt to deoxidize to minimize inclusion formation; adding aluminum to increase the aluminum content of to more than 0.5 weight percent; and casting the melt; |
| 10/02/2003 | US20030183305 Highly productively and at a reduced cost for a nanocomposite magnet, a molten alloy represented by Fe100-x-y-zRxQyMz (where R is at least one element selected from Pr, Nd, Dy and Tb; Q is B and/or C; M is at least one element selected from Co, Al, |
| 10/01/2003 | CN1445378A Sitered alloy for valve seat, valve seat and preparation method therefor |
| 10/01/2003 | CN1122729C Method for determining the microstructure of cast iron in solidifying |
| 10/01/2003 | CN1122728C Whole coal powder wet duriron smelting technology |
| 09/25/2003 | US20030177867 Slurrying magnetite and silica in water and polyvinyl alcohol, then spray drying to from microstructure particles and reducing in hydrogen to form reaction products containing iron, silicon and oxygen, having remanence |
| 09/25/2003 | US20030177863 Sintered alloy for valve seats, valve seat and manufacturing method thereof |
| 09/24/2003 | EP1347068A1 Sintered alloy for valve seats, valve seat and manufacturing method thereof |
| 09/24/2003 | EP1347067A1 Iron-based sintered alloy for use as valve seat and its production method |
| 09/24/2003 | CN1443866A Production process of aluminium-containing steel |
| 09/24/2003 | CN1122113C High strength crankshaft of alloy and nodelar cast iron and its production process |
| 09/18/2003 | US20030175592 Fe-li-a1 anode composite and thermal battery containing the same |
| 09/17/2003 | EP1344839A1 Alloyed nodular cast iron |
| 09/17/2003 | CN1442257A Manufacturing method of high density iron base forging part |
| 09/16/2003 | US6620376 Equipping with superficial high resistance surface later, densifying under pressure, shock densifying |
| 09/16/2003 | US6620218 Iron powder compositions |
| 09/16/2003 | CA2074193C Metal-powder blend |
| 09/12/2003 | WO2003074749A1 Soft magnetic metallic glass alloy |
| 09/10/2003 | EP1341944A1 Steel alloy, holders and holder details for plastic moulding tools, and tough hardened blanks for holders and holder details |
| 09/09/2003 | US6616726 Material for valve guides |
| 09/04/2003 | WO2002079530A3 Rare earth alloy sintered compact and method of making the same |
| 09/04/2003 | US20030164209 Processability; mechanical properties and good corrosion resistance properties |
| 09/03/2003 | CN1440317A Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet |
| 09/03/2003 | CN1120291C Engine valve guide tube of composite powder metallurgy material and its manufacture |
| 09/02/2003 | US6613274 Where the graphite shape of the alloy is flake graphite, compacted graphite and at most 10% spheroidal graphite; castings such as a cylinder block, that resist solidification shrinkage |
| 09/02/2003 | US6613120 Hard particles, wear resistant iron-based sintered alloy, method of producing wear resistant iron-based sintered alloy, valve seat, and cylinder head |
| 08/27/2003 | EP1338359A1 Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet |
| 08/27/2003 | EP1337372A1 High density products and method for the preparation thereof |
| 08/27/2003 | EP1015154B1 Method of monitoring and controlling the composition of sintering atmosphere |
| 08/27/2003 | CN1438926A Method of production of surface densified powder metal components |
| 08/27/2003 | CN1438350A Power-matallurgy valve seat inserts |
| 08/27/2003 | CN1438348A High-activity reduction agent for smelting iron alloy by electric oven |
| 08/27/2003 | CN1438337A Apparatus for producing low-carbon ferromanganese iron using manganese-rich slay |
| 08/27/2003 | CN1438336A Production process for low-carbon ferromanganese iron using manganese-rich slag and apparatus thereof |
| 08/27/2003 | CN1119212C Lubricant for metallurgical powder composition |
| 08/26/2003 | US6610120 Alloyed steel powder for powder metallurgy |