Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 11,450

Document Document Title
WO/2005/093111A1
A sintered soft magnetic member exhibiting uniform distribution of alloy components and having excellent magnetic characteristics which comprises a material having a chemical composition, in mass %, that Cr: 2.9 to 7 %, Si: 1.5 to 6.88 %...  
WO/2005/092542A1
A nano crystalline high carbon iron alloy powder having high hardness, which comprises aggregates of high carbon iron nano crystal grains and containing 3.6 to 6.7 mass % of carbon, wherein a material reinforcing the ferrite phase in the...  
WO/2005/092543A1
A nano crystalline white cast iron powder having high hardness, which comprises aggregates of white cast iron nano crystalline particles and containg 2.2 to 3.5 mass % of carbon, wherein a material reinforcing the ferrite phase in the ab...  
WO/2005/087411A1
An iron-based powder mixture for powder metallurgy that excels in fluidity as powder, giving a green compact whose withdrawal from a metal mold is easier than in the prior art, the obtained green compact having a density stabilized and e...  
WO/2005/085487A1
A process of large-scale ledeburite steels comprises casting the molten ledeburite steels to form a flat ingot with small section; rolling the ingot to a plate; machining the plate to small pieces with identical sizes according to the de...  
WO/2005/071124A1
A powder metal mixture comprises a lubricant powder conventionally used to produce powder metal parts in combination with a modified lubricant. A lubricant conventionally used to compact and sinter a chosen powder metal mixture is modifi...  
WO2005053883A3
A fully densified substantially homogeneous steel part is made by infiltrating a skeleton made form steel powder with an infiltrant of a similar composition. The composition of the powder and the infiltrant differ primarily only in that ...  
WO/2005/068673A1
A method of making a composite chrome powder is provided. The method includes selecting a ferrochrome material. The ferrochrome material is mixed together with a nickel­based material, and a composite chrome powder is generated from the...  
WO/2005/061157A1
The invention concerns an improved segregation-resistant and dust-resistant metallurgical composition for making compacted parts, comprising at least about 80 percent by weight of an iron or iron-based powder; at least one alloying powde...  
WO2004072313A3
Metal alloys having low electrical and thermal conductivity including relatively large fractions of P-Group element additions. The P-Group elements may be selected from the group including phosphorous, carbon, boron, and silicon. The res...  
WO/2005/056855A1
The present invention provides iron-based infiltration methods for manufacturing powder metallurgy components, compositions prepared from those methods, and methods of designing those infiltration methods. Iron-based infiltration methods...  
WO/2005/053882A2
A process is provided wherein a metal powder of iron or low alloy steel is mixed with a lubricant having a characteristic of becoming liquid under pressure and of evaporating under a sintering temperature and at least one liquid phase fo...  
WO/2005/053883A2
A fully densified substantially homogeneous steel part is made by infiltrating a skeleton made form steel powder with an infiltrant of a similar composition. The composition of the powder and the infiltrant differ primarily only in that ...  
WO/2005/053881A2
The metallurgical powder composition suspensions of the present invention include a magnetic powder having an outer oxide layer suspended in a carrier fluid. Magnetic powders include iron-based powders, such as for example, powders of ir...  
WO/2005/054531A1
A steel material having a good resistance to corrosion, consisting of an alloy containing in % by weight: max 0.12 C 0.5-1.5 N 12-18 Cr max 0.5 Mn max 0.5 Ni 1-5 (Mo + W/2) max 1.5 (V + Nb/2 + Ti) 0.1-0.5 Si from traces and up to max 2.0...  
WO/2005/040441A1
A wear resistant, high chromium white iron, in an unheat-treated condition has a microstructure substantially comprising austenite and M7C3 carbides. The white iron contains at least one martensite promoter and at least one austenite sta...  
WO/2005/038065A1
[PROBLEMS] To provide a valve sheet made of an Fe-Al-C sintered alloy which exhibits excellent resistance to oxidation at a high temperature and high strength. [MEANS FOR SOLVING PROBLEMS] A valve sheet made of an Fe-Al-C sintered alloy ...  
WO/2005/031125A1
[PROBLEMS] To provide a valve sheet to be fitted on an assembly support part disposed at an intake vent of aluminum alloy cylinder head, which valve sheet inhibits galvanic corrosion. [MEANS FOR SOLVING PROBLEMS] There is provided iron b...  
WO/2005/021190A1
To provide an iron-based sintered alloy excellent in shape accuracy and wear resistance, and reduced hostility to mating materials, and having sufficient hardness after tempering, as well as a manufacturing method thereof. Iron-based all...  
WO2004101836A3
The aim of the invention is to provide an oil pump that is both light and compact. To this end, the inventive oil pump comprises a housing consisting of a material containing aluminium, and mobile moulded parts are arranged in said housi...  
WO/2005/002766A1
The present invention relates to a method and apparatus for the production of titanium alloys and titanium-aluminium inter-metallic compounds and alloys. Starting from a precursor material including titanium subchloride (titanium trichlo...  
WO/2004/105985A1
A method of forming iron-based alloy nanoparticles is disclosed. A solution containing iron salt, noble metal salt and a reducing reagent is heated, resulting in the precipitation of monodispersed nanoparticles such as FePt and FePd. The...  
WO/2004/101836A2
The aim of the invention is to provide an oil pump that is both light and compact. To this end, the inventive oil pump comprises a housing consisting of a material containing aluminium, and mobile moulded parts are arranged in said housi...  
WO/2004/097057A2
A method for forming superdeformable metal alloy preforms that have high strength alloy compositions by selecting metal powders which will define the desired alloy, mixing the selected metal powders, performing either one of cold pressin...  
WO/2004/097057A3
A method for forming superdeformable metal alloy preforms that have high strength alloy compositions by selecting metal powders which will define the desired alloy, mixing the selected metal powders, performing either one of cold pressin...  
WO/2004/094089A1
A powder blend for use in laser sintering and a method for forming tough, strong, wear-resistant, corrosion-resistant infiltrated metal products are provided. The powder blend comprises a steel alloy, a polymeric binder and a high meltin...  
WO2004031427A3
The invention relates to a method for producing a moulded body from sintered steel. According to said method, a sintered powder based on iron is mixed with a master alloy powder containing nickel, boron and iron, and the powder mixture i...  
WO2004042101B1
An improved nickel-chromium-iron alloy is provided, which comprises up to about 5 % of hafnium-containing particles. In one embodiment, an improved creep resistant castable oxide dispersion strengthened nickel-chromium-iron alloy compris...  
WO/2004/081954A1
An R-T-B sintered magnet exhibiting satisfactorily high coercivity while the concentration of B is lowered. This R-T-B sintered magnet has a composition comprising 27.0 to 32.0 mass% of R (R is at least one member selected from among Nd,...  
WO/2004/081249A1
An iron base sintered alloy comprising 0.05 to 3 mass % of calcium carbonate or 0.05 to 3 mass % of strontium carbonate. The iron base sintered alloy exhibits excellent machinability.  
WO/2004/072314A1
A tough cast iron or cast iron billet excelling in workability is provided without enormous thermal energy and prolonged heat treatment. There is further provided a process for efficiently producing the same. In particular, a cast iron c...  
WO/2004/072315A1
An alloy steel powder for metal injection molding, characterized in that it has a chemical composition, in mass %: C: 0.1 to 1.8 %, Si: 0.3 to 1.2 %, Mn: 0.1 to 0.5 %, Cr: 11 to 18 %, Nb: 2 to 5 %, and the balance: Fe and inevitable impu...  
WO/2004/072313A2
Metal alloys having low electrical and thermal conductivity including relatively large fractions of P-Group element additions. The P-Group elements may be selected from the group including phosphorous, carbon, boron, and silicon. The res...  
WO2004042100A3
An improved nickel-chromium-iron alloy is provided, which comprises up to about 5% of hafnium-containing particles. In one embodiment, an improved creep resistant castable oxide dispersion strengthened nickel-chromium-iron alloy comprise...  
WO2004042101A3
An improved nickel-chromium-iron alloy is provided, which comprises up to about 5 % of hafnium-containing particles. In one embodiment, an improved creep resistant castable oxide dispersion strengthened nickel-chromium-iron alloy compris...  
WO/2004/063409A1
A method for producing an iron base sintered alloy member having the chemical composition: Cu: 0.5 to 7 %, C: 0.1 to 0.98%, O: 0.02 to 0.3 %, optionally Mn: 0.0025 to 1.05 % and/or Zn: 0.001 to 0.7 %, and Fe and inevitable impurities: th...  
WO/2004/059020A1
Fe-Ga-P-C-B-Si based metallic glass alloy particles which have been produced by the gas atomizing method, have the form of a nearly true sphere, have a relatively large particle diameter, and exhibits a high crystallization starting temp...  
WO2004038055A9
A method for producing an RE-containing alloy represented by formula R(T1- xAx)13-y (wherein R represents Ce, etc.; T represents Fe, etc.; and A represents Al, etc; 0.05<=x<=0.2; and -1<=y<=1) including a melting step of melting alloy ra...  
WO2002070769A8
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....  
WO2004015723A3
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/2004/043633A1
Disclosed is an SMD (surface mounting device) core using Fe-Si alloy powder and fabrication method thereof, by which excellent magnetic properties of the SMD core appear in radio frequency band, the SMD core having saturated magnetic flu...  
WO2002058865A8
The invention concerns a process for the preparation of a compressed soft magnetic powder core comprising the steps of compacting an iron based powder the particles of which are insulated by a chromium containing layer. The compacted bod...  
WO/2004/042101A2
An improved nickel-chromium-iron alloy is provided, which comprises up to about 5 % of hafnium-containing particles. In one embodiment, an improved creep resistant castable oxide dispersion strengthened nickel-chromium-iron alloy compris...  
WO/2004/042100A2
An improved nickel-chromium-iron alloy is provided, which comprises up to about 5% of hafnium-containing particles. In one embodiment, an improved creep resistant castable oxide dispersion strengthened nickel-chromium-iron alloy comprise...  
WO/2004/038054A1
The invention concerns a method of controlling the dimensional change to a predetermined value including the steps of providing a first powder (A) consisting of an iron based powder(1) and copper in the form of elemental copper (2), or c...  
WO/2004/037467A1
The invention concerns a powder composition including an iron or iron based powder and a lubricating amount of an alkylalkoxy or polyetheralkoxy silane, wherein the alkyl or polyether group has between 8 and 30 carbon atoms and the alkox...  
WO/2004/037468A1
The present invention concerns a process for the preparation of high density green compacts comprising the steps of providing an iron-based powder essentially free from fine particles; optionally mixing said powder with graphite and othe...  
WO/2004/038055A1
A method for producing an RE-containing alloy represented by formula R(T1- xAx)13-y (wherein R represents Ce, etc.; T represents Fe, etc.; and A represents Al, etc; 0.05≤x≤0.2; and -1≤y≤1) including a melting step of melting allo...  
WO/2004/035847A1
A process for producing ferronickel wherein ferronickel of high Ni content can be stably produced with high efficiency at low cost even from a low-grade material containing nickel oxide. In particular, in the heating reduction, performed...  
WO/2004/035250A1
The invention relates to a series of tool steels for spray forming die inserts comprising iron, carbon, silicon, manganese, chrome, molybdenum and vanadium. According to the invention the vanadium content is over 1,4 w-%. Further more th...  

Matches 401 - 450 out of 11,450