| Patents for C22C 33 - Making ferrous alloys (11,268) |
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| 11/11/2004 | WO2004097057A2 Superdeformable/high strength metal alloys |
| 11/10/2004 | CN1544679A Vermiculizer for disposing high sulfur melted iron in vermicular cast iron production |
| 11/10/2004 | CN1175436C High stacking factor amorphous metal ribbon and transformer cores |
| 11/09/2004 | US6814926 Metal powder composition for laser sintering |
| 11/09/2004 | US6814776 Flowability; containing carbon and boron, cobalt and/or nickel with pr nd, dy and/or tb and other elements |
| 11/09/2004 | CA2312427C Point contact densification of sintered metal powder |
| 11/04/2004 | WO2004094089A1 Metal powder composition for laser sintering |
| 11/04/2004 | US20040219050 Aluminum matrix combined with copper, magnesium, chromium, titanium, iron, lithium, nickel, vanadium, silicon, manganese and/or zinc; cold pressing or rapidly heating powders then rapidly heating and pressurizing preform; large parts, complex shapes; billets |
| 11/03/2004 | CN2652945Y Long life single spray mouth deactivating magnesium desulfurizing spray gun |
| 11/03/2004 | CN1542154A Wear resistant alloy cast iron and its making method |
| 11/02/2004 | US6812197 Iron alloy powder contains at mn and/or ni, produced with an atomization process |
| 10/28/2004 | WO2004031427A3 Method for producing a moulded body from sintered steel |
| 10/28/2004 | US20040211292 Ammunition; steel shot utilized in shotshells |
| 10/27/2004 | CN1541280A Sintered alloy, method for prodn. thereof and valve sheet |
| 10/26/2004 | CA2313876C Iron-graphite composite powders and sintered articles produced therefrom |
| 10/21/2004 | US20040208773 Method for preparing a metallic article having an other additive constituent, without any melting |
| 10/20/2004 | CN1172333C Method for making choking winding silicon steel sheet |
| 10/13/2004 | CN1537176A Cold work steel |
| 10/13/2004 | CN1170615C Composite materials for membrane reators |
| 10/12/2004 | US6802883 Iron-based sintered alloy for use as valve seat and its production method |
| 10/07/2004 | US20040194576 Comprised of at least molybdenum, carbon, nickel, manganese, cobalt and iron; wear resistance; engine valve seats |
| 10/06/2004 | EP1274872B1 Method for the production of nitrogen alloyed steel, spray compacted steel |
| 10/06/2004 | EP1272301B1 Superalloy hvof powders with improved high temperature oxidation, corrosion and creep resistance |
| 10/06/2004 | EP0853994B1 Iron-base powder mixture for powder metallurgy having excellent fluidity and moldability and process for preparing the same |
| 10/06/2004 | CN1535324A Bundle drawn stainless steel fibers |
| 10/06/2004 | CN1169990C Method for preparing compound between terbium and ferro (Fe2Tb) |
| 10/05/2004 | US6800145 Rare earth magnet alloy, manufacturing method thereof and product applied with rare earth magnet alloy |
| 09/30/2004 | WO2004042101B1 High temperature alloys |
| 09/29/2004 | EP1404884A4 Improved metal frame for electronic hardware and flat panel displays |
| 09/29/2004 | EP1071829B1 Rare earth magnet for mri scanner made from treated pr-nd bearing ore residuum |
| 09/29/2004 | CN1532294A Heating high efficiency sweetening agent |
| 09/28/2004 | US6797031 Wire-shaped product, method for its manufacturing, and wear part made of the product |
| 09/23/2004 | WO2004081954A1 R-t-b sintered magnet and process for producing the same |
| 09/23/2004 | WO2004081249A1 Iron base sintered alloy excellent in machinability |
| 09/23/2004 | US20040184944 For forming three- dimensional parts employing that powder blend of steel alloys with high melting fine particulates |
| 09/23/2004 | US20040182202 Metal powder composition for laser sintering |
| 09/23/2004 | US20040182200 Iron based sintered body excellent in enveloped casting property in light metal alloy and method for producing the same |
| 09/22/2004 | EP1117845B8 Method for the production of a bulk of molten metal, a metallurgical product, and use of such a product |
| 09/21/2004 | US6793876 Production process for Fe-based sintered alloy valve seat |
| 09/21/2004 | US6793705 Powder metal materials having high temperature wear and corrosion resistance |
| 09/15/2004 | EP1456520A1 Gray cast iron for cylinder heads |
| 09/15/2004 | CN1528936A Method for preparing rare-earth magnetostriction material from rare-earth intermediate alloy |
| 09/02/2004 | US20040168747 Preparing solidified alloy by rapidly quenching a melt of an alloy comprising a rare-earth elements including Y, a transition metal including iron as its main ingredient, boron, and carbon; heat treatment, crystallization |
| 09/01/2004 | EP1452617A1 Methods of forming steel |
| 09/01/2004 | EP1452615A1 Method for reuse of steel sheet scrap |
| 09/01/2004 | CN1526030A Metal frame for electronic hardware and flat panel displays |
| 09/01/2004 | CN1164787C Tool steel alloy for preparing powder metallurgy parts |
| 08/31/2004 | US6783570 Method for determining the needed amount of structure modifying agent to be added to cast iron |
| 08/31/2004 | US6783568 Matrix including a distribution of tempered martensite regions including spheroidal alloy carbide precipitates derived from the first alloy steel powder randomly dispersed throughout the matrix |
| 08/26/2004 | WO2004072315A1 Alloy steel powder for metal injection molding improved in sintering characteristics and sintered article |
| 08/26/2004 | WO2004072314A1 Cast iron billet excelling in workability and process for producing the same |
| 08/26/2004 | WO2004072313A2 Formation of metallic thermal barrier alloys |
| 08/26/2004 | DE10360824A1 Iron-based sintered body, for light metal alloy, comprises carbon, copper, and iron, and has structure containing pores and free copper phases dispersed in matrix |
| 08/26/2004 | CA2515509A1 Cast iron semi-finished product excellent in workability and method of production of the same |
| 08/19/2004 | WO2004042100A3 High temperature resistant alloys |
| 08/18/2004 | EP1446816A1 Nanocomposite magnet |
| 08/12/2004 | WO2004042101A3 High temperature alloys |
| 08/12/2004 | US20040154436 Method for producing granular metal |
| 08/11/2004 | CN1161487C High-toughness high-strength ferritic steel and its producing method |
| 08/10/2004 | US6773482 cold work steel alloy for the manufacture of parts by powder metallurgy |
| 08/10/2004 | CA2231133C Wear resistant, powder metallurgy cold work tool steel articles having high impact toughness and a method for producing the same |
| 08/04/2004 | EP1218555B1 Powder metallurgical method for in-situ production of a wear-resistant composite material |
| 08/04/2004 | CN2630256Y Vaporizing chamber type long-life desulfurizing spray gun |
| 08/04/2004 | CN1517179A Manufacturing method of high-carbon chromium iron slag grinded by wind power and sand-blast material |
| 08/04/2004 | CN1517165A Sintered body and method for manufacturing sintered body |
| 08/03/2004 | US6771490 Bulk-forming amorphous alloys or bulk-forming amorphous alloy-composites |
| 08/03/2004 | US6770114 Powder of </= .1% silicon for metal injection molding |
| 07/29/2004 | WO2004063409A1 Iron base sintered alloy, iron base sintered alloy member, method for production thereof, and oil pump rotor |
| 07/29/2004 | US20040146423 Injection molding metal powder mixture into a mold to form a green involute scroll; removal and sintering; alloying; compressors |
| 07/29/2004 | US20040144206 Powder metal mixture including micronized starch |
| 07/29/2004 | US20040144203 Sintered body and production method thereof |
| 07/28/2004 | EP1440751A1 Sintered body and production method thereof |
| 07/28/2004 | EP1268868B1 Powder metallurgical method for producing high-density shaped parts |
| 07/28/2004 | CN1516744A Method for producing granular metal |
| 07/28/2004 | CN1516629A Method for preparation of high density soft magnetic products |
| 07/28/2004 | CN1159471C Method for producing oxide dispersion enhanced Cr-contg. ferrie Fe-alloy pipe |
| 07/27/2004 | US6767416 Structural austenitic stainless steel suited for use in a corrosive environment or a high stress loaded environment |
| 07/22/2004 | US20040142200 Method for manufacturing erosion-resistant wearing parts and a wearing part |
| 07/22/2004 | US20040142197 Hard metallic wire |
| 07/22/2004 | US20040141868 Method for forming a hard metallic wire |
| 07/22/2004 | US20040140021 Coating with alloy comprising iron, boron, carbon, and silicon; tensile strength, hardness, elongation; crystallization |
| 07/22/2004 | US20040140017 Nanocrystalline grain size steel materials retaining toughness; including boron, phosphorous, carbon and/or silicon |
| 07/22/2004 | US20040140016 Iron-base amorphous alloy thin strip excellent in soft magnetic properties, iron core manufactured by using said thin strip, and |
| 07/21/2004 | CN1514034A Production method of non alloy precooled isothermal bardening austenic globe body |
| 07/21/2004 | CN1514033A Vacuum induction smelting method of ultrapure ferrite stainless steel |
| 07/21/2004 | CN1514025A Short flow path production line of yearly yield 50-100 thousand tons multi variety small lot special steel |
| 07/21/2004 | CN1158394C Technology for producing high-purity high-carbon high-chromium bearing steel |
| 07/20/2004 | US6764557 Hardening by subjecting to heat treatment at above 900 degrees celsius in reducing atmosphere |
| 07/15/2004 | WO2004059020A1 SPHERICAL PARTICLES OF Fe BASE METALLIC GLASS ALLOY, Fe BASE SINTERED ALLOY SOFT MAGNETIC MATERIAL IN BULK FORM PRODUCED BY SINTERING THE SAME, AND METHOD FOR THEIR PRODUCTION |
| 07/15/2004 | US20040134571 Compacted graphite iron brake drum |
| 07/15/2004 | US20040134568 comprising carbon, nitrogen, silicon, manganese, chromium, molybdenum, tungsten, vanadium, niobium, sulfur, iron; microstructure which in hardened and tempered condition contains 6-13 vol% vanadium-rich carbides, nitrides, carbonitrides; tools |
| 07/15/2004 | US20040134566 mixing magnetic powder including an iron system powder, a mixed powder and a resin powder, compressively molding compact by powder metallurgy, and applying thermal treatment to green compact |
| 07/14/2004 | CN1512926A High density stainlss steel products and method for preparation thereof |
| 07/14/2004 | CN1511967A Anti-wear sintered slide material, anti-wear sintered slide composite member and producing method |
| 07/13/2004 | US6761751 Method of making a FeCrAl material and such material |
| 07/08/2004 | WO2004038055A9 Alloy containing rare earth element, production method thereof, magnetostrictive device, and magnetic refrigerant material |
| 07/08/2004 | US20040131492 Production process for Fe-based sintered alloy valve seat |
| 07/07/2004 | CN1510157A 粉末合金 Powder alloy |
| 07/07/2004 | CN1509830A Method for manufacturing powder metal part |
| 07/07/2004 | CN1156595C PM high speed steel with high-heat stability |