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Matches 501 - 550 out of 11,579

Document Document Title
WO/2004/022791A1
The present invention relates to a method for nodularizing treatment of ductile iron using a ladle treatment method for nodularizing of a magnesium ferrosilicon alloy, where a magnesium ferrosilicon nodularizing alloy consisting essentia...  
WO/2004/020129A1
A method of manufacturing a bearing, comprising the steps of filling iron- and copper-based material powders (1) and (2A) and (2B) in the filling part of a metal mold, pressurizing the material powders (1) and (2A) and (2B) to form a pre...  
WO/2004/015723A2
Nanocrystalline and nanocomposite rare earth permanent magnet materials and methods for making the magnets are provided. The magnet materials can be isotropic or anisotropic and do not have a rare-earth rich phase. The magnet materials c...  
WO/2004/015154A1
A dispersed oxide reinforced martensitic steel containing Y2O3 particles dispersed therein, which has a chemical composition in mass %: C: 0.05 to 0.25 %, Cr: 8.0 to 12.0 %, W: 0.1 to 4.0 %, Ti: 0.1 to 1.0 %, Y2O3: 0.1 to 0.5 %, and the ...  
WO2003054372A8
A method of casting parts with gray iron includes the steps of providing molten gray iron metal with controlled carbon, silicon, phosphorous, sulfur, manganese and chromium content; alloying said molten gray iron metal, prior to pouring,...  
WO/2004/005571A1
The invention relates to steel alloys comprising a maximum of 1 wt. % of silicon, a maximum of 2 wt. % of manganese, at least 17 wt. % and less than 19 wt. % of chromium, more than 2.5 wt. % and a maximum of 3,00 wt. % of molybdenum, bet...  
WO2003069000A3
Iron based amorphous steel alloy having a high Manganese content and being non-ferromagnetic at ambient temperature. The bulk-solidifying ferrous-based amorphous alloys are multicomponent systems that contain about 50 atomic percent iron...  
WO/2003/106079A1
The invention concerns a new pre alloyed steel powder comprising in addition to iron and inevitable impurities, by wt%, 1.3-1.7% by weight of Cr, 0.15 -0.3% by weight of Mo, 0.09-0.3% by weight of Mn, not larger than 0.01 by weight of C,...  
WO/2003/106077A1
The invention concerns a composition for warm compaction comprising a water-atomised standard stainless steel powder including, in addition to iron and 10-30 % by weight of chromium, optional alloying elements and inevitable impurities, ...  
WO/2003/106718A1
The invention includes a method of producing a hard metallic material by forming a mixture containing at least 55% iron and at least one of B, C, Si and P. The mixture is formed into an alloy and cooled to form a metallic material having...  
WO/2003/104508A1
A method of refining a ferroalloy includes the step of blowing molecular oxygen or a gas mixture including molecular oxygen into a melt of the ferroalloy. A metallurgically acceptable particulate material is introduced from above into th...  
WO2003059555A3
A process for preparing a sintered article of a compacted iron-based metallugical powder. The green compact is sintered at a closely held predetermined temperature in order to achieve desired density and dimensional stability.  
WO2003009088A3
A metal frame (10) for electronic hardware and a method of manufacturing such a frame (10) wherein at least a portion of the frame (10) is made of bulk-solidifying amorphous alloys or bulk-solidifying amorphous alloy-composites is provided.  
WO/2003/100107A1
The invention relates to a method for production and forming of cast pieces of spheroidal graphite with improved mechanical properties, comprising the following steps: a) a liquid mixture is prepared with the following weight composition...  
WO/2003/085150A1
An Fe-base amorphous alloy thin strip of excellent soft magnetic characteristics; an iron core produced therefrom; and a master alloy for thin strip production through quench solidification for use therein. Molten metal is injected throu...  
WO/2003/083150A1
The present invention relates to a pre-alloyed powder and its use as a bond powder in the manufacture of powder metallurgy parts and of diamond tools in particular. A pre-alloyed powder is disclosed, based on the iron-copper dual phase s...  
WO/2003/074749A1
A soft magnetic Fe-B-Si metallic glass alloy of high glass forming capability characterized by being represented by the following composition formula and exhibiting a supercooled liquid temperature gap (&Dgr Tχ) of 40 K or higher, a red...  
WO2002079530A3
A rare earth sintered compact includes a main phase represented by (LR1xHRX)2T14A, where T is Fe with or without non-Fe transition metal element(s); A is boron with or without carbon; LR is a light rare earth element such as Nol; HR is a...  
WO/2003/069000A2
Iron based amorphous steel alloy having a high Manganese content and being non-ferromagnetic at ambient temperature. The bulk-solidifying ferrous-based amorphous alloys are multicomponent systems that contain about 50 atomic percent iron...  
WO/2003/069004A1
The invention concerns a steel material which is powder metallurgy manufactured and has a chemical composition which contains in weight -%: 2.2-3.3 (C + N), however at least 0.3 C and at least 0.06 N, 0.1-2.0 Si, 0.1-2.0 Mn, 19-23 Cr, ma...  
WO/2003/066922A1
A rare earth-iron-boron alloy powder in which heavy rare earth elements such as dysprosium are present in the main phase in a relatively higher concentration than in a grain boundary phase and which can be easily sintered; and a process ...  
WO/2003/064714A1
The present invention provides a novel method and a system of modules for carrying out thermal analysis of cast iron melts. The characterizing step of the method is de-termination of the position of the thermocouples used for recording c...  
WO/2003/059555A2
A process for preparing a sintered article of a compacted iron-based metallugical powder. The green compact is sintered at a closely held predetermined temperature in order to achieve desired density and dimensional stability.  
WO/2003/056582A1
A method for recycling a defective from a production process or a waste (hereinafter referred to as a scrap) of a rare earth element magnet, which comprises providing, as a part or the whole of a raw material for an alloy, a scrap of a r...  
WO/2003/054372A1
A method of casting parts with gray iron includes the steps of providing molten gray iron metal with controlled carbon, silicon, phosphorous, sulfur, manganese and chromium content; alloying said molten gray iron metal, prior to pouring,...  
WO/2003/050316A1
A method for reusing a steel sheet, which comprises recovering scraps of high tensile steel and ordinary steel without separation, melting the recovered scraps to produce a melt, and carrying out an adjustment of chemical composition of ...  
WO/2003/044812A1
A nanocomposite magnet has a composition represented by (Fe1-mTm) 100-x-y-z-n QxRyTizMn, where T is at least one of Co and Ni, Q is at least one of B and C, R is at least one rare earth element that always includes at least one of Nd and...  
WO/2003/011498A1
These connecting rods (10) are made from prealloyed manganese, sulfur, ferrous based powder. The prealloyed powder then is mixed with copper and carbon. The copper content is at higher than normal copper contents. The resulting forged co...  
WO2002096595A3
The invention relates to a welding support which is made from a composite material comprising a matrix consisting of at least one non-conductive phase and conductive particles distributed within the matrix, the concentration of said cond...  
WO/2003/010353A1
The invention relates to stainless steel fibers obtained by bundled drawing of stainless steel wires embedded in a matrix material. The composition of the stainless steel fibers comprises iron and the following components expressed in pe...  
WO/2003/009088A2
A metal frame (10) for electronic hardware and a method of manufacturing such a frame (10) wherein at least a portion of the frame (10) is made of bulk-solidifying amorphous alloys or bulk-solidifying amorphous alloy-composites is provided.  
WO/2003/004202A1
A method for making a radiation absorbing material (RAM) coating may include providing an iron-silicon alloy powder, forming the iron-silicon alloy powder into flakes, and passivating the flakes. The method may further include selecting ...  
WO/2003/003386A1
A method for preparing a R−T−B−C based rare earth alloy magnetic material, which comprises a step of quenching a melt of a R−T−B−C based rare earth alloy, wherein R represents at least one of the rare earth elements including...  
WO2002011927A3
A method for producing a material includes providing a metallurgical powder including iron, 1.0 to 3.5 weight percent copper, and 0.3 to 0.8 weight percent carbon. At least a portion of the powder is compressed at 20 tsi to 70 tsi to pro...  
WO/2003/000944A1
A cold work steel has the following chemical composition in weight-%: 1.25 - 1.75 % (C+N), however at least 0.5 % C 0.1 - 1.5 % Si 0.1 - 1.5 % Mn 4.0 - 5.5 % Cr 2.5 - 4.5 % (Mo+W/2), however max. 0.5 % W 3.0 - 4.5 % (V+Nb/2), however max...  
WO/2002/103064A1
A method for producing a granular metal wherein a raw material composed of a material containing a metal oxide and a carbonaceous reducing agent is heated to reduce the metal oxide in the raw material, and the formed metal is further mol...  
WO/2002/100580A1
The invention concerns a method of preparing high density compacts for soft magnetic applications comprising the steps of subjecting an iron or iron-based soft magnetic powder the particles of which are electrically insulated to compacti...  
WO/2002/100581A1
The invention concerns a method of preparing products having a sintered density of above 7.3 g/cm?3¿. This method comprises the steps of subjecting a water-atomised, stainless steel powder to HVC compaction with an uniaxial pressure mov...  
WO/2002/101107A1
A sintered alloy, characterized in that it comprises, relative to 100 wt % of the whole alloy, 4 to 30 wt % of Mo, 0.2 to 3 wt % of C, 1 to 30 wt % of Ni, 0.5 to 10 wt % of Mn, 2 to 40 wt % of Co and the balanced amount of Fe and inevita...  
WO/2002/100582A1
A porous metal article which has a foam structure having an average pore diameter of 500 μm or less, has a skeleton comprising an alloy containing Fe and Cr as primary components, and has a structure wherein a carbide of Cr or a carbide...  
WO2002055747A8
The invention relates to a powder metallurgical method for producing high-density shaped parts from an alloy consisting of, apart from at least 20 wt. % chromium, iron and of one or more additional alloy proportions whose sum does not ex...  
WO/2002/096595A2
The invention relates to a welding support which is made from a composite material comprising a matrix consisting of at least one non-conductive phase and conductive particles distributed within the matrix, the concentration of said cond...  
WO/2002/095081A1
A nodular or compacted graphite iron contains up to 6 % aluminum, with high strength and good ductility over a wide temperature range, combined with excellent hot oxidation resistance and improved thermal fatigue resistance compared to d...  
WO/2002/090023A1
A ferrous sintered valve seat material is made of mixed powders comprising a sinter-hardenable phase and a finely dispersed carbide phase. The powder mixture comprises a sinter-hardening prealloyed powder forming 75 to 90 wt.% of the mix...  
WO/2002/079530A2
A rare earth sintered compact includes a main phase represented by (LR1xHRX)2T14A, where T is Fe with or without non-Fe transition metal element(s); A is boron with or without carbon; LR is a light rare earth element such as Nol; HR is a...  
WO/2002/075171A1
The present invention relates to a novel conrod connecting a piston or cross head to the crank in a two or four stroke internal combustion engines, said conrod comprising a stem inter linking two connecting means in the form of a big cir...  
WO/2002/072904A1
A sintered ferrous material is described, the material having a matrix, the matrix comprising a microstructure of predominantly tempered martensite resulting from alloying of carbon and a pre-alloyed steel powder, the matrix having there...  
WO/2002/070769A1
A steel article consists of an alloy which contain in weight-%: 1.7 - 2.5 C; 0.1 - 2.0 Si; 0.1 - 2.0 Mn; max 0.2 N; max 0.2 S; 12 16 Cr; 2.1 - 3.5 (Mo + W/2); 5 - 8 V; max 0.1 Nb, balance essentially only iron and unavoidable impurities....  
WO/2002/070174A1
The invention relates to a method of producing a sintered metal component comprising at least one bore, which is characterized by producing a base powder blend by mixing a metal powder with a base pressing auxiliary agent. An additional ...  
WO/2002/064844A1
A method for producing sponge iron wherein iron oxide is reduced through heating together with a solid reducing agent to form sponge iron, characterized in that a mixed powder of a hematite powder and an iron ore powder or a mixed powder...  

Matches 501 - 550 out of 11,579