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Matches 651 - 700 out of 10,170

Document Document Title
WO/2008/153227A1
The present invention provides a device and a method for manufacturing an end mill, wherein a grinding amount of a blank end mill is small. The device for manufacturing an end mill comprises: upper and lower punches; a die; a means for s...  
WO/2008/150177A1
The invention concerns a method of producing various massive blanks of encapsulated pipe connections by pressure moulding metal powder material, such as an encapsulated manifold (1) on a base plate (2). In an open mould of steel plates a...  
WO/2008/140100A1
A Pb-free copper alloy sliding material which contains 1.0 to 15.0% of Sn, 0.5 to 15.0% of Bi, and 0.05 to 5.0% of Ag with Ag and Bi in an Ag-Bi eutectic state and which exhibits characteristics equivalent to those of Pb-containing mater...  
WO/2008/139323A2
A method for forming an internal gear is provided comprising providing a powder metal preform workpiece, supporting the workpiece about its periphery, and roll forming said workpiece to produce a set of densified gear teeth of a predefin...  
WO/2008/139323A3
Internal gears that are traditionally manufactured using metal cutting techniques are costly due to the material that is discarded. A method for forming an internal gear is provided comprising providing a powder metal preform workpiece, ...  
WO/2008/125355A1
The invention relates to a method for producing complex components, particularly having complex cavities on the inside, by a combined production of the component using thermal spraying and machining, wherein during the thermal spraying s...  
WO/2008/124456A3
Contoured solid polycrystalline superabrasive material such as twist drill tips and endmill flank segments can be formed by preparing a precursor mold(l 0) having a plurality of shaped openings(12) each corresponding to a predetermined s...  
WO/2008/123068A1
A sleeve with axially extending through-hole, produced by sintering a copper-coated iron powder consisting of an iron powder having its surface coated with copper or a copper alloy. The copper coating ratio based on the iron powder is in...  
WO/2008/124456A2
Contoured solid polycrystalline superabrasive material such as twist drill tips and endmill flank segments can be formed by preparing a precursor mold(l 0) having a plurality of shaped openings(12) each corresponding to a predetermined s...  
WO/2008/116243A1
The invention relates to a method for machining a toothing (7) on an outer circumference (6) or an inner circumference of a work piece (2) made of pressed and sintered powder metal, by means of a rolling process on the toothing (7) using...  
WO/2008/116756A1
The invention relates to a material for producing electrodes or luminous elements, said material being made of tungsten or a tungsten alloy having additives, said additives comprising at least potassium and at least one oxide from the gr...  
WO/2008/117802A1
Provided is a heat resistant component composed of a TiAl intermetallic compound. The main body of the component has a frictionally moving portion that frictionally moves on other components. The frictionally moving portion is covered wi...  
WO/2008/115681A2
Disclosed are cohesive metallic structures, comprising sintered metallic nanoparticles, suitable for shielding against electromagnetic interference and radio frequency interference. Also disclosed are methods for forming such structures....  
WO/2008/105559A1
This invention provides a lead storage battery which has a prolonged deep discharge cycle service life, has good recovery charge properties, and can suppress corrosion elongation to reduce a possibility of shortcircuiting. The lead stora...  
WO/2008/099840A1
A lead-free copper-based sinter sliding material which contains, in terms of mass%, 0.5-15.0% bismuth and 0.3-15.0% indium, the remainder being copper and incidental impurities. With respect to the states in which the copper, bismuth, an...  
WO2008018348A9
Cu-Sn-Bi/hard-particle type sliding materials have a drawback that the copper of the copper matrix flows during sliding to coat the bismuth phase therewith, resulting in a decrease in seizing resistance with time. A lead-free sliding mat...  
WO/2008/055594A1
The invention relates to a quasi-monolithic cylinder crankcase, cast in a permanent metal mould, for an internal combustion engine, having an infiltration body (1) which is made so as to penetrate the cylinder crankcase and is formed by ...  
WO/2008/055275A1
A description is given of a method for the powder-metallurgical production of a gearwheel (1) with teeth (2) having straight tooth traces, wherein a moulding is pressed from a sintering powder and sintered to form a blank. To make advant...  
WO/2008/049145A1
The invention relates to a method for the production of a one-piece metallic multiple wheel (2) for a traction mechanism, having at least two single wheels (3, 4) disposed next to each other, each having a wheel body (5, 6) with an exter...  
WO/2008/046388A1
The invention relates to a method for producing a high-pressure turbine rotor which is designed as a blisk and forms a radially inward disk and several vanes or blades that project from said disk. The turbine rotor has an internal duct s...  
WO/2008/046386A1
The invention relates to a method for producing a gas turbine component with at least one closed outer wall and an inner structure bounded by the or each closed outer wall and defining hollow spaces, comprising the following steps: a) pr...  
WO/2008/036926A1
A powder metal component which has a powder metal composition formed into a cylinder, wherein the cylinder includes a wall thickness and a length, and a ratio of the length to the thickness is relatively high such that conventional compa...  
WO/2008/036870A3
Medical devices having special geometrical design features and possible surface modifications and can be comprised of niobium, tantalum, zirconium and/or tungsten alloy which is useful in treating a body passageway.  
WO/2008/032359A1
A process for producing an electrode for electric discharge surface treatment capable of forming of a coating excelling in abrasion resistance over a temperature range from low to high temperature by electric discharge surface treatment;...  
WO/2008/031123A3
The invention describes a method for producing a pressing mould profile (21) of a pressing mould for a non-circular, sintered sprocket or toothed belt pulley (1), in which method a pressing mould profile (21) is defined by scaling a nomi...  
WO/2008/031123A2
The invention describes a method for producing a pressing mould profile (21) of a pressing mould for a non-circular, sintered sprocket or toothed belt pulley (1), in which method a pressing mould profile (21) is defined by scaling a nomi...  
WO/2008/018348A1
Cu-Sn-Bi/hard-particle type sliding materials have a drawback that the copper of the copper matrix flows during sliding to coat the bismuth phase therewith, resulting in a decrease in seizing resistance with time. A lead-free sliding mat...  
WO/2008/016345A2
Tubular objects having two or more concentric layers that have different properties are joined to one another during their manufacture primarily by compressive and friction forces generated by shrinkage during sintering and possibly mech...  
WO/2008/003108A1
The invention relates to a method for producing a molding by means of the following steps: producing a molding compound, plasticizing the molding compound in an extruder and removing it via a slotted nozzle, feeding the green product int...  
WO/2008/001789A1
Disclosed is a Cu-Ni-Sn copper base sintered alloy having a chemical composition composed of 10-40% of Ni, 5-25% of Sn, and optionally if necessary, 0.1-0.9% of P, 1-10% of C, 0.3-6% of calcium fluoride and 0.3-6% of molybdenum disulfide...  
WO/2007/128013A1
A procedure for the manufacture of a toothed wheel made of a pressed and sintered powder metal blank (1) with allowance in the area of the toothing, whereby plastic deformation compresses the powder metal blank (1) by unwinding the compr...  
WO/2007/121542A1
High-speed steel for saw blades, presenting a composition of alloy elements consisting, in mass percentage, of Carbon between 0.5 and 1.5; Chromium between 1.0 and 10.0; equivalent Tungsten, given by 2Mo+W relation, between 3.0 and 10.0;...  
WO/2007/120790A2
A sintered powder metal connecting rod has (i) a central beam section made of a stronger material and (ii) crank and piston end sections made of more machinable materials, and may be forged or not.  
WO/2007/120790A3
A sintered powder metal connecting rod has (i) a central beam section made of a stronger material and (ii) crank and piston end sections made of more machinable materials, and may be forged or not.  
WO/2007/120564A3
A machine component preform has features that direct the propagation of a crack in a desired direction when the component is split after forging. Features include a target stress riser that may be a V-notch or slot, a brittle zone, a str...  
WO/2007/112936A2
The invention relates to a method for producing a wire or strip, in particular for use as an electrode or electrode tip in sparkplugs, in which the following steps are carried out: a) producing an intermetallic compound with a melting po...  
WO/2007/112936A3
The invention relates to a method for producing a wire or strip, in particular for use as an electrode or electrode tip in sparkplugs, in which the following steps are carried out: a) producing an intermetallic compound with a melting po...  
WO/2007/112727A3
The invention relates to a method for production of a honeycomb seal by powder metallurgical injection moulding. A metal powder and/or a ceramic powder is first mixed with a binder to give a homogeneous mass for the powder metallurgical ...  
WO/2007/098739A1
The invention relates to a method for producing a sealing segment to be used in compressor and turbine components by means of a powder injection molding process. Said method encompasses the following steps: a) a first homogeneous mixture...  
WO/2007/080824A1
A copper base sintered slide member characterized by being composed of 0.5 to 20 wt.% tin, 0.1 to 35 wt.% manganese, 2 to 25 wt.% solid lubricant and the balance copper. Further, there is provided a double layer copper base sintered slid...  
WO/2007/081715A3
A bearing cap that is bolted to a bearing support structure with integral bosses interfering with counterbores in the structure to create deformation that enables precise repositioning of the bearing cap to the structure with relatively ...  
WO/2007/081993A2
Methods for coining or forging powdered metal parts are disclosed. One example method uses a press including a first rod, a first ram surrounding the first rod, a die plate having a die cavity, a second rod opposite the first rod, and a ...  
WO/2007/081993A3
Methods for coining or forging powdered metal parts are disclosed. One example method uses a press including a first rod, a first ram surrounding the first rod, a die plate having a die cavity, a second rod opposite the first rod, and a ...  
WO/2007/077914A1
This invention provides a solid electrolytic capacitor comprising a dielectric layer, a solid electrolyte layer, and an electroconductor layer stacked in that order on the surface of an anode formed of a metallic material or electrocondu...  
WO/2007/075135A1
The present invention relates to a bearing housing (1) comprising a first element (2) and a second element (3). The first and second element (2, 3) are connectable to each other, and adapted to abut each other in an interface (4) between...  
WO/2007/072704A1
A negative-electrode material (10) for nonaqueous-electrolyte secondary cells which comprises an alloy (11) comprising silicon and a transition metal and, formed on the surface of the alloy (11), a silicon oxide film (12) and a transitio...  
WO/2007/058370A1
Iron-base sintered parts which have high densities and are synthetically enhanced in strength, toughness and wear resistance; a process for the production of iron-base sintered parts; and actuators. The sintered parts are made of an iron...  
WO/2007/045816A1
A single-pressed article (20, 30) formed of compacted particulate material and having an axial passageway (22, 32), and having at least one aperture (21, 31) wherein said aperture (21, 31) extends tangentially from said axial passageway ...  
WO/2007/045342A1
The invention relates to a method for producing a penetrator (10) from a tungsten heavy metal with a high fraction of tungsten and an outer sheath (7), which consists of a material that is more ductile in relation to the penetrator core ...  
WO/2007/047160A3
Methods are provided for manufacturing turbine disks each having a hub (102) surrounded by a rim (104), the hub (102) having a first microstructure and the rim (104) having a second microstructure that is coarser than the first microstru...  

Matches 651 - 700 out of 10,170