Patents for C22C 33 - Making ferrous alloys (11,268)
11/2001
11/06/2001US6312497 Contains, in % by weight, up to 40% of cobalt, up to 50% of nickel, from 5 to 80% of iron and from 5 to 80% of copper; average particle size of less than 10 mum
11/01/2001WO2001081645A1 Microstructure controlled shear band pattern formation in ductile metal/bulk metallic glass matrix composites prepared by slr processing
11/01/2001WO2001045882A3 Laser fabrication of discontinuously reinforced metal matrix composites
11/01/2001US20010035233 Magneticx boride or alloy
11/01/2001US20010035069 Powder composition
10/2001
10/31/2001EP1150310A1 Ferrite magnet powder and magnet using the magnet powder, and method for preparing them
10/31/2001EP1150309A2 Magnetic powder and bonded magnet
10/31/2001EP0917593B1 Making metal powder articles by sintering, spheroidizing and warm forming
10/31/2001CN1319680A Adhesive free thermal-pressing powder and method for making high-density high-strength powder metallurgical parts
10/31/2001CN1319679A Sintering hardened ferrous based powder metallurgical composite material and preparation method thereof
10/31/2001CN1319678A Adhesive free thermal-pressing powder for making high density high-tenacity powder metallurgical parts
10/31/2001CN1074061C Abrasion resistant, ductile steel
10/30/2001US6309748 Compression; controlling particle size
10/30/2001US6309620 Carbonyl iron silicide powder
10/25/2001WO2001079575A1 Nitrogen alloyed steel, spray compacted steel, method for the production thereof and composite material produced from said steel
10/25/2001WO2001079573A1 Processing of iron aluminides by pressureless sintering of elemental iron and aluminum
10/25/2001WO2001079572A1 Ferroalloy production
10/24/2001EP0885313B1 High-speed steel
10/23/2001US6305666 Heat resistant cobalt-based alloy particles containing molybdenum and chromium; dispersed calcium fluoride
10/17/2001EP1146524A1 Method of manufacturing magnetic materials, and ribbon-shaped magnetic materials, powdered magnetic materials and bonded magnets
10/17/2001EP1146130A2 Magnesium injection agent and process for ferrous metal treatment
10/17/2001CN1318002A Warm compaction of steel powders
10/17/2001CN1317594A High-frequency induction heating method for fusing-casting Tb-Dy-Fe rod material
10/17/2001CN1317581A Refining agent for refractory stainless steel
10/16/2001US6303077 Determination of the oxygen and carbon potentials comprises measuring the oxygen partial pressure.
10/16/2001US6302939 Rare earth permanent magnet and method for making same
10/16/2001US6302937 Sintered alloy having superior wear resistance
10/11/2001US20010028859 Surface treating with organosilicon compound
10/10/2001EP1141431A1 Method for determining the needed amount of structure modifying agent to be added to cast iron
10/10/2001EP1141430A1 Press and sinter process for high density components
10/10/2001CN1316869A Iron-aluminium metal compound used as stratie
10/10/2001CN1316533A Process for smelting cast iron dregs
10/10/2001CN1072731C Compounded carbon-silicon-manganese-barium-aluminium alloy blocks
10/09/2001US6299989 High stack factor amorphous metal ribbon and transformer cores
10/09/2001US6299664 Injection molding compacted mixture of alloy powder containing iron, chromium and carbon, graphite corresponding to oxygen content of material, binder; heating to remove binder; baking under vacuum to remove oxygen; sintering under argon
10/09/2001US6299424 Sliding member and refrigerating compressor using the same
10/04/2001WO2001072457A1 Lubricant for die lubrication and method for producing high density product of forming of iron base powder
10/04/2001WO2001072455A1 Superalloy hvof powders with improved high temperature oxidation, corrosion and creep resistance
10/04/2001EP1032718B1 Iron castings with compacted or spheroidal graphite produced by determining coefficients from cooling curves and adjusting the content of structure modifyng agents in the melt
10/04/2001CA2401970A1 Superalloy hvof powders with improved high temperature oxidation, corrosion and creep resistance
10/04/2001CA2374728A1 Lubricants for die lubrication and manufacturing method for high densityiron-based powder compacts
10/02/2001US6296948 Alloy of iron, boron and silicon for heat resistance
10/02/2001US6296682 Iron-based powder blend for use in powder metallurgy
10/02/2001US6296681 Sinter and casting comprising Fe-based high-hardness glassy alloy
09/2001
09/26/2001EP0779937B1 Process for case hardening higher molybdenum-alloyed sintered steels
09/26/2001CN1314497A Alloy claded wire
09/26/2001CN1314223A Method for producing rare-earch alloy magnetic powder shaping body and method for producing rare-earth magnet
09/25/2001US6293987 Polymer quenched prealloyed metal powder
09/25/2001US6293978 Process for converting organic compounds using composite materials in membrane reactors
09/20/2001WO2001031085A3 Amorphous metal/metallic glass electrodes for electrochemical processes
09/20/2001US20010022945 Pulverizing with nitrogen; compression; improved isotropy of mechanical properties
09/20/2001US20010022208 Comprises amorphous matrix forming element (aluminum or iron), transition metal element, and crystallizing agent; devitrification; liquid phase separation; high strength; magnetism
09/20/2001DE10110938A1 Production of a green compact made from a magnetic rare earth alloy powder used in the production of permanent magnets comprises pressing the powder in a controlled environment having a specified temperature and relative moisture
09/19/2001EP1133777A1 Soft magnetic material and method for producing same
09/19/2001EP1133577A1 Method for producing soft-magnetic sintered components
09/19/2001CN1313408A Si-Mg alloy cored wine
09/13/2001WO2001067182A1 Method for preparation of iron-based powder and iron-based powder
09/13/2001WO2001066809A1 Chromium-containing metal and method for producing the same
09/13/2001WO2001049439A8 Iron-base powder mixture for powder metallurgy, method for production thereof and method for preparing formed product
09/12/2001EP1032940B1 Method for producing a magnetic alloy powder
09/12/2001CN1071047C Alloy powders for bone magnet and bond magnet
09/11/2001US6287514 Sinter and casting comprising Fe-based high-hardness glassy alloy
09/06/2001US20010018852 Hard particles, wear resistant iron-based sintered alloy, method of producing wear resistant iron-based sintered alloy, valve seat, and cylinder head
09/05/2001EP1129803A2 Material prepared by powder metallurgy with improved isotropy of the mechanical properties
09/05/2001EP1129229A1 Steel, use of the steel, product made of the steel and method of producing the steel
09/05/2001CN1311347A Nodular eutectic austenite-bainite steel base authigenic composite material
09/05/2001CN1311346A Nodular eutectic austenite steel base authigenic composite material
09/05/2001CN1311345A Nodular eutectic pearlite steel base authigenic composite material
09/04/2001US6284191 Mixing aluminum powder and iron powder, shaping mixture into sheet, sintering sheet at temperature sufficient to react aluminum powder and iron powder to form iron aluminide, wherein sintering step is carried out in two stages
08/2001
08/29/2001EP1126940A1 Iron powder compositions
08/29/2001CN1070239C Method for producing synthetic cast iron cam shaft
08/28/2001US6280682 Iron aluminide useful as electrical resistance heating elements
08/21/2001US6277212 Amorphous metal alloy strip and method of making such strip
08/15/2001CN1308764A High stach factor amorphous metal ribbon and transformer cores
08/09/2001WO2001057279A1 Porous agglomerates containing iron and at least one further element from groups 5 or 6 of the periodic table for use as an alloying agent
08/09/2001WO2000048209A9 Praseodymium-rich iron-boron-rare earth composition, permanent magnet produced therefrom, and method of making
08/09/2001CA2397524A1 Porous agglomerates containing iron and at least one further element from groups 5 or 6 of the periodic table for use as an alloying agent
08/08/2001CN1069349C Double layer granular fire-retardant modulizer composition and preparation method thereof
08/02/2001WO2001055458A1 Process for producing gray cast iron for use in high speed machining with cubic boron nitride and silicon nitride tools and the gray cast iron so produced
07/2001
07/26/2001WO2001053545A1 Method for producing high-duty cast iron with globular and vermiculite graphite
07/26/2001WO2001053022A1 Method for producing angular, stainless shot-blasting abrasives based on an fe-cr-c alloy
07/26/2001DE10002738A1 Production of abrasive grains made of non-rusting cast stainless steel involves producing granules from a hardenable iron-chromium-carbon alloy melt, heat treating and cooling
07/25/2001EP1117845A1 Method for the production of a bulk of molten metal, a metallurgical product, and use of such a product
07/25/2001EP1117499A1 Warm compaction of steel powders
07/24/2001US6264718 Machinability
07/24/2001CA2032300C Molded article, particularly a cam of a sintered alloy, produced by powder metallurgical means and a method for its production
07/19/2001WO2001051774A2 Method of fabricating camshafts and other products
07/19/2001DE10000156A1 Press-sintered molded part is produced from an iron alloy powder containing alloying additions of molybdenum, phosphorus, manganese
07/18/2001CN1304381A Composite materials for membrane reactors
07/17/2001US6261514 Method of preparing sintered products having high tensile strength and high impact strength
07/17/2001US6261389 Synchronizer ring
07/17/2001US6261386 Nanocrystal dispersed amorphous alloys
07/12/2001WO2001049979A2 Powder metallurgy produced valve body and valve fitted with said valve body
07/12/2001WO2001049891A1 Compacting and sintering steel powder
07/12/2001WO2001049441A1 Method of making a fecral material and such material
07/12/2001WO2001049439A1 Iron-base powder mixture for powder metallurgy, method for production thereof and method for preparing formed product
07/12/2001WO2001049438A2 Powder metallurgy produced press-sinter shaped part
07/12/2001WO2001049437A2 Powder metallurgy produced sinter shaped part
07/12/2001WO2001049436A2 Powder metallurgy produced press-sinter shaped part
07/12/2001US20010007721 Ferromagnetic metal powder and magnetic recording medium using the same
1 ... 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 ... 113