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WO/2010/053154 |
Disclosed is a method for manufacturing an iron-based sintered alloy characterized by being equipped with a molding step wherein a starting material powder of a mixture of an Fe-based powder and a reinforcing powder is compression molded...
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WO/2010/044740 |
A steel material has the following composition in weight-%: C C+N Si Mn Cr Mo V min 0,05 0,05 0,01 0,01 0,01 0,01 0,01 max 5 8 4 15 40 15 20 and possibly one or more of the following accessory alloying elements : Ni W Nb Co Ti Zr Cu Al S...
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WO/2010/035853 |
A process for production of a sintered compact by powder metallurgy, by which a high-strength sintered compact can be produced at a low cost in spite of using an Ni- or Cu-free alloy steel powder for powder metallurgy. The process compr...
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WO/2010/029505 |
A small diameter, elongated steel article, comprising fully consolidated, prealloyed Pb-free metal powder having a superior machinability is disclosed. The consolidated metal powder has a microstructure that has substantially uniform dis...
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WO/2010/030880 |
A small diameter, elongated steel article, comprising fully consolidated, prealloyed metal powder is disclosed. The consolidated metal powder has a microstructure that has a substantially uniform distribution of fine grains having a grai...
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WO/2010/028470 |
The metallurgical composition comprises a main particulate metallic material, for example iron or nickel, and at least one alloy element for hardening the main metallic material, which form a structural matrix (10); a particulate solid l...
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WO/2010/028470 |
The metallurgical composition comprises a main particulate metallic material, for example iron or nickel, and at least one alloy element for hardening the main metallic material, which form a structural matrix (10); a particulate solid l...
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WO/2010/029505 |
A small diameter, elongated steel article, comprising fully consolidated, prealloyed Pb-free metal powder having a superior machinability is disclosed. The consolidated metal powder has a microstructure that has substantially uniform dis...
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WO/2010/027504 |
Methods are disclosed to enable the production of cost-effective, machinable, high thermal conductivity metal/diamond metal matrix composite compound structures. The use of compound pre-forms made from porous machinable carbonaceous mate...
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WO/2010/022473 |
A method for producing a ferro-alloy, such as steel, in an electric arc furnace or other suitable metallurgical furnace is disclosed. The method comprises supplying a mixture of (a) a carbon-containing polymer that is capable of acting a...
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WO/2010/020144 |
An Fe-Ga-Al based magnetostrictive thin-sheet material is composed of raw material with formula Fe100-x-y-zGaxAlyMz, where in x=10-30, y=1-10, and z=0.1-5 and M is at least one or more elements selected from V, Cr, Zr, Sb, Sn, Ti and SiC...
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WO/2010/016014 |
The chemical composition of the ferritic stainless steel of the invention, expressed in percent by mass, is as follows: C < 0.015; Si < 1.0; Mn < 1.0; P < 0.05; S < 0.005; Cr 20-25; N < 0.015; Ni < 0.5; Cu < 0.5; Mo < 0.5; Al < 0.05; Ti ...
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WO/2010/001878 |
Provided is an R-Fe-B based sintered magnet having on the surface thereof a conversion film that has superior corrosion resistance to conventional conversion films such as a phosphate film, and a method for producing such an R-Fe-B based...
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WO/2010/001878 |
Provided is an R-Fe-B based sintered magnet having on the surface thereof a conversion film that has superior corrosion resistance to conventional conversion films such as a phosphate film, and a method for producing such an R-Fe-B based...
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WO/2009/155655 |
A method of manufacturing a wear resistant metal component having an outer shell and an inner body has a number of steps. Constituents of a wear-resistant metal alloy are placed within a steel outer shell. The shell is then heated to a p...
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WO/2009/154052 |
A sintered metal bearing, which can exhibit excellent sliding characteristics even in an oil-less environment, is produced at low cost. A mixed powder (6) obtained by mixing an Mn powder (2) and an S powder (3) into an Fe-based metal pow...
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WO/2009/150843 |
Disclosed is an R-T-Cu-Mn-B type sintered magnet comprising the following components: R: 12.0 to 15.0 at.% (inclusive) [wherein R represents a rare earth element including Y, provided that Pr and/or Nd makes up 50 at.% or more of the tot...
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WO/2009/148402 |
The present invention concerns a pre-alloyed iron based powder. Particularly the invention concerns a pre-alloyed iron-based powder including small amounts of alloying elements which permits a cost efficient manufacture of sintered parts...
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WO/2009/145672 |
The invention relates to ferrous metallurgy. The inventive duplex furnace for making ferroalloys comprises a first chamber (1) for melting a charge and reducing oxides, which chamber is provided with a gas exhaust opening (5), a lower (2...
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WO/2009/127665 |
The present invention is related to process for producing an amorphous Fe-based bulk metallic glass product, formed of an alloy having a chemical formula of Fe100-a-b-c-d-x-y MaNbbSicBdIxJy wherein : • M is Co and/or Ni, • I is one o...
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WO/2009/122709 |
Disclosed is an R-T-B-type sintered magnet which has the following chemical composition: R: 27.3 to 29.5 mass% (inclusive), B: 0.92 to 1 mass% (inclusive), Cu: 0.05 to 0.3 mass% (inclusive) and M: 0.02 to 0.5 mass% (inclusive), with the ...
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WO/2009/122985 |
Disclosed is a valve sheet product possessing excellent mechanical strength and machinability. In the valve sheet product, the amount of hard particles added for an improvement in abrasion resistance of a valve sheet for an internal comb...
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WO/2009/115647 |
The present invention relates to refiner or disperser blade made of a steel alloy by casting.The alloy comprises of, in weight percent: 0.6 to 4 wt-% carbon (C), 0.5 to 1.5 wt-% silicon (Si), 0.4 to 1.5 wt-% manganese (Mn), 12 to 28 wt-%...
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WO/2009/116931 |
Iron-chromium based brazing filler metal This invention relates to a brazing filler metal with excellent wetting behaviour on stainless steel base material. The brazing filler metal produces a brazed joint with high strength and good cor...
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WO/2009/108981 |
The invention relates to a method for producing a sintered, iron-based workpiece, wherein a formation is pressed from a sinter powder and sintered into a blank, before the blank is consolidated in the region of a surface layer. In order ...
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WO/2009/107397 |
A process for producing an R-Fe-B rare-earth sintered magnet containing at least one lightweight rare-earth element (RL) (at least one of Nd and Pr) and at least one heavy rare-earth element (RH) (at least one of Dy and Tb). An R-Fe-B ra...
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WO/2009/104632 |
In an example of a conventional method, the regeneration of sintered magnets is achieved by means of a number of processes involving solvent extraction etc. As a result, productivity is poor and, since a number of solvents such as hydrof...
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WO/2009/085001 |
A water atomised prealloyed iron-based steel powder which comprises by weight-%: 0.4-2.0 Cr, 0.1-0.8 Mn, less than 0.1 V, less than 0.1 Mo, less than 0.1 Ni, less than 0.2 Cu, less than 0.1 C, less than 0.25 O, less than 0.5 of unavoidab...
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WO/2009/085000 |
A water atomised prealloyed iron-based steel powder which comprises by weight-%: 0.2-1.5 Cr, 0.05-0.4 V, 0.09 -0.6 Mn, less than 0.1 Mo, less than 0.1 Ni, less than 0.2 Cu, less than 0.1 C, less than 0.25 O, less than 0.5 of unavoidable ...
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WO/2009/081978 |
Provided is a method for manufacturing a permanent magnet having an extremely high orientation by combining the crystal fractures of material powder having a more equal crystal azimuth relation in a magnetic field. In the method, a mater...
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WO/2009/076923 |
The invention relates to a method for producing a steel melt containing up to 30% of Mn, which additionally may comprise up to 5% Si, up to 1.5% C, up to 22% AI, up to 25% Cr, up to 30% Ni, and up to 5% each of Ti, V, NB, Cu, Sn, Zr, Mo,...
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WO/2009/076923 |
The invention relates to a method for producing a steel melt containing up to 30% of Mn, which additionally may comprise up to 5% Si, up to 1.5% C, up to 22% AI, up to 25% Cr, up to 30% Ni, and up to 5% each of Ti, V, NB, Cu, Sn, Zr, Mo,...
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WO/2009/053044 |
In order to allow a substantial reduction in steel production costs in the production of stainless steel using the alloy elements chromium and nickel, the invention proposes that the required intermediate production of ferrochrome and fe...
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WO/2009/041338 |
A system (1) for producing an alloy which can produce a rare earth magnet having high coercive force comprises a unit (2) for casting alloy molten by split cast method, a shredder (21) for shredding cast alloy, a unit (3) for heat insula...
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WO/2009/040369 |
The present invention relates to an annealed pre-alloyed water atomised iron-based powder suitable for the production of pressed and sintered components having high wear resistance. The iron-based powder comprises 10- below 18% by weight...
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WO/2009/036112 |
An earth boring bit comprising, a bit body, a cantilevered bearing shaft depending from the bit body, a cutter mounted for rotation on the bearing shaft, a plurality of cutting elements disposed on the cutter, and hardfacing affixed to t...
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WO/2009/030291 |
The invention describes a method of producing a sinter-hardenable powder metal part from a sinter powder containing chromium, comprising the steps of preparing the sinter powder, compacting the sinter powder to form a green compact, pre-...
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WO/2009/030290 |
The invention describes a method of producing a sinter-hardened component from a metallic powder containing chromium which is pre-alloyed in particular, comprising the steps of compacting the powder to form a green compact and then sinte...
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WO/2009/024809 |
A valve seat is made by compacting a powder mixture, sintering the green compact formed thereby infiltrating same with copper or copper alloy and subjecting the resulting sintered valve seat to a cryogenic treatment followed by a heat or...
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WO/2009/019952 |
An iron-based mixed powder for powder metallurgy which comprises an iron-based powder, a graphite powder, a copper powder, and a composite oxide, wherein the composite oxide has a viscosity as measured at 800°C of 105 (poises) or lower ...
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WO/2009/016840 |
Disclosed is a multi-layered sintered slide member comprising a back metal and a porous sintered layer that is diffusion-bonded to the back metal integrally, wherein the porous sintered layer comprises 3 to 10 wt% of an Sn component, 10 ...
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WO/2009/010445 |
The invention relates to a powder metallurgical combination comprising: - an iron-based powder A comprising core particles of iron to which core particles nickel is diffusion alloyed and wherein said nickel diffusion alloyed to said core...
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WO/2009/010445 |
The invention relates to a powder metallurgical combination comprising: - an iron-based powder A comprising core particles of iron to which core particles nickel is diffusion alloyed and wherein said nickel diffusion alloyed to said core...
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WO/2009/004090 |
The present invention relates to a process for casting cast parts G from a vermicular or spheroidal graphite-forming iron casting melt, in which process the iron casting melt is poured into a casting mould 1, which comprises at least one...
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WO/2009/004994 |
Disclosed is a rare earth magnet having excellent Br and HcJ. Specifically disclosed is a rare earth magnet which is mainly composed of R [wherein R represents at least one element selected from rare earth elements including Y], B, Al, C...
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WO/2009/003112 |
An age hardenable, martensitic steel alloy that provides high strength, high toughness, and good low cycle fatigue life and a method of making same are disclosed. The alloy comprises a matrix having a weight percent composition consistin...
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WO/2009/001841 |
Disclosed is a flaky graphite cast iron which does not particularly need the use of any misch metal or the like, has excellent wear resistance and processability, and is suitable for an engine part for an internal combustion engine or th...
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WO/2008/157340 |
A powder metal component (34) has an outer diameter that is inserted in a bore of another component (18) during assembly with an interference fit between the two components. Ribs (30) are formed on the outer diameter of the component (34...
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WO/2008/157340 |
A powder metal component (34) has an outer diameter that is inserted in a bore of another component (18) during assembly with an interference fit between the two components. Ribs (30) are formed on the outer diameter of the component (34...
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WO/2008/153499 |
A water-atomized iron-based powder pre-alloyed with 0.75-1.1 % by weight of Ni, 0.75-1.1 % by weight of Mo and up to 0.45 % by weight of Mn and further including 0.5-3.0%, preferably 0.5-2.5% and most preferably 0.5-2.0% by weight of Cu ...
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