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Matches 401 - 450 out of 12,089

Document Document Title
WO/2009/010445A3
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...  
WO/2009/004994A1
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...  
WO/2009/004090A1
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...  
WO/2009/001841A1
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...  
WO/2009/003112A1
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...  
WO/2008/157340A3
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...  
WO/2008/157340A2
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...  
WO/2008/153499A1
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 ...  
WO/2008/143091A1
Disclosed is a sintered soft magnetic powder molded body having a composition containing Fe, 44-50% by mass of Ni and 2-6% by mass of Si or a composition containing Fe and 2-6% by mass of Si. In this sintered soft magnetic powder molded ...  
WO/2008/139690A1
The invention aims at providing a process for the production of NdFeB sintered magnets which can bring about higher coercive force improving effect and smaller scattering of the effect and which enables the production of the magnets at a...  
WO/2008/134822A1
A method for producing a ferro-alloy in an electric arc furnace is disclosed. The method comprises the steps of removing steel from a carbon-containing organic material, and charging the furnace with the carbon-containing organic materia...  
WO/2008/136277A1
A process for the production of ferromolybdenum which comprises the mixing step (S1) of mixing together a molybdenum disulfide containing waste lubricant as molybdenum source, an iron oxide containing substance as iron source, a carbonac...  
WO/2008/124243A1
A shaped article product is made by sintering a mass of metal powder formed from a low temperature carburized iron-, nickel- or cobalt-based alloy, or a mixture of such alloys, wherein the metal powder being sintered exhibits an altered ...  
WO/2008/120784A1
A process for magnet production by which a magnet not only having sufficient values of Br and HcJ but having a sufficiently high squareness ratio can be obtained. The process for magnet production is characterized by comprising a first s...  
WO/2008/114571A1
An R-T-B base alloy useful as raw material for rare earth permanent magnet (wherein R is at least one member selected from among Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb and Lu; T is a transition metal containing Fe in a...  
WO/2008/096621A1
Disclosed is an R-T-B alloy which can be a raw material for a rare earth permanent magnet having excellent magnetic characteristics. Specifically disclosed is an R-T-B alloy containing at least Dy (wherein R represents at least one of Sc...  
WO/2008/091210A1
The invention relates to a diffusion alloyed iron powder wherein tungsten W is bonded to the surfaces of the particles of an iron or iron-based powder, the diffusion alloyed iron powder comprises by weight-%: 30-60 W, balance essentially...  
WO/2008/086088A3
Infiltration compositions comprising chromium and at least about 80% copper. The infiltration compositions may further comprise iron, zinc, manganese, antimony and/or lubricants. Also, methods for infiltrating powder metal parts comprisi...  
WO/2008/082353A1
The present invention relates to a powder for the powder metallurgical manufacture of components. Particularly the invention concerns an iron or iron based powder intended for the powder metallurgical manufacturing of components. It is e...  
WO/2008/069696A2
The invention relates to metallurgy, in particular to a method for wastelessly producing vanadium-alloyed carbon-free iron and high titanium-containing master alloys and to producing molten clinker suitable for producing high-alumina cem...  
WO/2008/069696A3
The invention relates to metallurgy, in particular to a method for wastelessly producing vanadium-alloyed carbon-free iron and high titanium-containing master alloys and to producing molten clinker suitable for producing high-alumina cem...  
WO/2008/068810A1
A process for recovering valuable metals, namely, at least one element (M) selected from the group consisting of Mo, Ni and Co and V from waste containing the valuable metals in the form of iron ally, which comprises the step (a) of roas...  
WO/2008/049069A3
The present disclosure relates to an iron alloy sheet comprising α -Fe, and/or y-Fe phases wherein the alloy has a melting point in the range of 800 to 1500° C, a critical cooling rate of less than 105 K/s and structural units in the r...  
WO/2008/040885A2
Prealloyed metal powder, especially for the manufacture of cutting tools by sintering, characterized in that its composition, in percentages by weight, is: 48 - 52% Fe; 14 - 19% Co; 32 - 37% Cu; ≤ 1 % O, the balance being impurities re...  
WO/2008/040885A3
Prealloyed metal powder, especially for the manufacture of cutting tools by sintering, characterized in that its composition, in percentages by weight, is: 48 - 52% Fe; 14 - 19% Co; 32 - 37% Cu; ≤ 1 % O, the balance being impurities re...  
WO/2008/036026A1
The present invention relates to a wear resistant iron-based powder, suitable for the production of pressed and sintered components, comprising 10-20% by weight of Cr, 0.5-5% by weight of Mo and 1-2% by weight of C. The powder is charact...  
WO/2008/034614A1
The present invention relates to an annealed prealloyed water atomised iron-based powder suitable for the production of pressed and sintered components having high wear resistance. The iron-based powder comprises 15-30% by weight of Cr, ...  
WO/2008/033084A1
A steel alloy suitable for holders and holder details for plastic moulding tools contains in weight-%: 0.08 - 0.19 C, 0.05 - 0.20 N, wherein the total amount of C + N shall satisfy the condition, 0.16 ≤ C + N ≤ 0.28, 0.1 - 1.5 Si, 0....  
WO/2008/017848A1
A powder metallurgy mixture having of a composition (excepting incidental impurities) of between 55-90% iron-based matrix powder , and between 45-10% hard phase powder, characterised in that the 45-10% of the hard phase has a composition...  
WO/2008/013581A2
A powder mixture alloy is provided for manufacturing surface densified high carbon sintered steel articles containing iron or iron pre-alloyed powder, which has been preliminary mixed with at least 0.4 wt% graphite, lubricant and optiona...  
WO/2008/013581A3
A powder mixture alloy is provided for manufacturing surface densified high carbon sintered steel articles containing iron or iron pre-alloyed powder, which has been preliminary mixed with at least 0.4 wt% graphite, lubricant and optiona...  
WO/2008/010767A1
An atomised pre-alloyed iron-based powder which comprises by weight-% 10,5-30 Cr 3-15 Al 5-20 Cu max 0,1 C max 0,2 N max 3.0 Mn max 2.5 Si max 3.0 Mo balance essentially only iron and unavoidable impurities.  
WO/2008/006800A1
The invention relates to mixtures of metal powder, alloy powder, or composite powder having an average particle diameter D50 of no more that 75, preferably a maximum of 25 μm, that are produced according to said method. According to sai...  
WO/2008/004585A1
A member produced by powder forging which retains machinability and improved fatigue strength without having an increased hardness and can retain self conformability after fracture splitting; a powder mixture for powder forging; a proces...  
WO/2007/139393A1
The present invention concerns a new type of grain refiners for steel, in the form of a particulate composite material, containing a high volume fraction of tailor-made dispersed particles, with the purpose of acting as potent heterogene...  
WO/2007/136130A1
Disclosed is a piston for internal-combustion engines, which includes a low thermal-conductive member disposed at the top portion thereof, the low thermal-conductive member including an alloy containing Fe and Mn. The low thermal-conduct...  
WO/2007/119551A1
Disclosed is a method for producing a rare earth permanent magnet material which is characterized in that a sintered magnet body and a mixed powder are subjected to a heat treatment in vacuum or in an inert gas at a temperature not highe...  
WO/2007/120110A1
11905 22 ABSTRACT The invention relates to a cold-working steel having the following chemical composition in % by weight: 1.3 - 2.4 (C+N), whereof at least 0.5 C, 0.1 - 1.5 Si, 5 0.1 - 1.5 Mn, 4.0 - 5.5 Cr, 1.5 - 3.6 (Mo+W/2), but max 0....  
WO/2007/119553A1
A process for producing a rare-earth permanent magnet material which comprises: repeatedly subjecting a sintered magnetic object having the composition R1 aTbAcMd (wherein R1 is any of the rare earth elements including Sc and Y; T is Fe ...  
WO/2007/105429A1
An iron-base mixed powder for powder metallurgy which comprises an iron-base powder and at least one member selected from between talc and steatite and preferably further contains a metal soap.This mixed powder does not produce adverse e...  
WO/2007/095658A3
The invention relates to a porous body with a density of 40 to 70%, made from an iron alloy, with 0.01 to 2 wt. % of mixed oxide made up of at least one oxide compound of one or metals from the group Y, Sc, or rare earth metals and at le...  
WO/2007/095957A1
The powder consists of at 75% by weight of a base material in the form of a powdered high speed steel (HSS). The powder further comprises up 5 to 25% by weight of an added material in the form of a powder and comprising at least 55% by w...  
WO/2007/095658A2
The invention relates to a porous body with a density of 40 to 70%, made from an iron alloy, with 0.01 to 2 wt. % of mixed oxide made up of at least one oxide compound of one or metals from the group Y, Sc, or rare earth metals and at le...  
WO/2007/079980A2
A bimetallic doctor blade (1) has a support strip (20) made of conventionally produced steel and a working edge (10) made of a steel produced by a powder metallurgical process. Also disclosed is a method for producing this type of bimeta...  
WO/2007/079980A3
A bimetallic doctor blade (1) has a support strip (20) made of conventionally produced steel and a working edge (10) made of a steel produced by a powder metallurgical process. Also disclosed is a method for producing this type of bimeta...  
WO/2007/078228A1
The present invention concerns an iron-based powder metallurgical composition comprising an iron or iron- based powder and a particulate composite lubricant, said composite lubricant comprising particles having a core comprising a solid ...  
WO/2007/078232A1
The present invention relates to a metallurgical composition for making compacted parts, comprising: (a) at least about 80 percent by weight of an iron or iron-based powder; (b) up to about 20 percent by weight of at least one alloying p...  
WO/2007/073280A1
A process for production of compacted graphite iron using in-mould addition of a magnesium alloy is disclosed. The process is characterised by a step of pre-treating the base iron in a ladle or in a furnace with an alloy containing ceriu...  
WO/2007/067309A1
Multimodal cermet compositions comprise a multimodal grit distribution of the ceramic phase. The compositions include a) a ceramic phase and b) a metal binder phase, wherein the ceramic phase is a metal boride with a multimodal distribut...  
WO2007021243A9
A steel that has been manufactured powder metallurgically and that is characterised by having a chemical composition containing, in % by weight, 1.1-2.3 C+N, 0.1-2.0 Si, 0.1-3.0 Mn, max 20 Cr, 5-20 (Mo+W/2), 0-20 Co, where the total cont...  

Matches 401 - 450 out of 12,089