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WO/2002/101103A2 |
Methods for making various nickel based superalloys into engineering components such as rings, tubes and pipes (70) by melting of the alloys (60) in a vacuum chamber (50) or under a low partial pressure of innert gas and subsequent centr...
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WO/2002/095080A2 |
Molds (10) are fabricated having a substrate (14) of high density, high strength ultrafine grained isotropic graphite, and having a mold cavity (16) coated with pyrolytic graphite (18). The molds may be made by making the substrate (main...
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WO/2002/092260A1 |
Methods for making various metallic alloys such as nickel, cobalt and/or iron based superalloys, stainless steel alloys, titanium alloys and titanium aluminide alloys into engineering components by melting of the alloys in a vacuum or un...
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WO/2002/081125A1 |
A plant and a process are disclosed for producing rims (1) made of an aluminium alloy for vehicles, through the steps of: providing thixotropic billets made of an aluminium alloy; obtaining crop ends of material by sizing the billets; he...
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WO/2002/068141A1 |
A material for plastic working is produced by the steps of using a mold having a mold cavity (16) partially defined by an end surface of a stopper (13) for closing a molten metal inlet (101), teeming molten metal (10) into the mold cavit...
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WO/2002/060621A2 |
The invention relates to a method for producing metallic foam and metal body produced according to said method. The aim of the invention is to produce a method which produces a metallic foam by adding a foaming agent to the metal melt, c...
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WO/2002/055236A1 |
The invention relates to a reinforced structural element consisting of a metallic matrix and a reinforcing piece consisting of inorganic fibres, said reinforcing piece at least partially penetrating the structural element. The reinforcin...
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WO/2002/053791A1 |
A Cu-base amorphous alloy which comprises an amorphous phase having a composition represented by the formula: Cu¿100-a-b?(Zr + Hf)¿a?Ti¿b? or Cu¿100-a-b-c-d?(Zr + Hf)¿a?Ti¿b?M¿c?T¿d?, wherein M is one or more elements selected fr...
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WO/2002/049783A1 |
The cooler system is intended for sand molds used to produce cast parts. The coolers are formed by several units or modules (5) that are somewhat loosely mounted on an support (4) and affixed thereto by a bar (7). A multiple cooler that ...
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WO/2002/040197A2 |
A method for refining and casting metals and metal alloys includes melting and refining a metallic material and then casting the refined molten material by a nucleated casting technique. The casting metals and metal alloys is refined by ...
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WO/2002/029126A1 |
The invention concerns a method for preparing Al-Si alloys, by introducing into molten aluminium, at a temperature ranging between 700 and 850 °C, metallurgical silicon grains having a particle-size distribution less than 10 mm, wherein...
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WO/2002/027053A1 |
The present invention provides high strength magnesium alloys consisting essentially of 3 $m(k) 10 wt.% Zn, 0.25 $m(k) 3.0 wt.% Mn, and the balance of Mg and inevitable impurities, the high strength magnesium alloy further containing 1 $...
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WO/2002/022902A1 |
The invention relates to a new construction material which is based on aluminium and has high mechanical characteristics, wear and corrosion resistance, a heat stability and which can be produced by using a relatively cheap technology. T...
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WO/2002/022295A1 |
The invention relates to a method for producing a moulded body from foamed metal comprising the following steps: a) preparing a first powder consisting of the metal and a second powder consisting of a foaming agent b) feeding the first a...
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WO/2002/010013A1 |
The invention relates to a structural element for an aircraft, especially an aircraft door, in a single-piece, integral cast embodiment consisting of an aluminium or magnesium alloy.
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WO/2001/096046A1 |
Cast calots useful for forming into zinc battery cans by impact extrusion may be produced by applying vibrations to molten zinc in a mould during cooling, wherein the application of the vibrations is initiated prior to or shortly after t...
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WO/2001/096620A2 |
High purity niobium metals and alloys containing the same are described. The niobium metal preferably has a purity of at least 99.99 % and more preferably at least 99.999 %. In addition, niobium metal and alloys thereof are described, wh...
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WO/2001/091948A1 |
The invention concerns a method for protecting from oxidation and ignition a non-ferrous molten metal cast in a mould optionally mobile in translation. The invention is characterised in that it consists in: expelling ambient air from the...
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WO/2001/092600A1 |
The invention relates to a method for coating a metallic component with an anticorrosive coat. To this end, a metallic shaping tool is at least partially sprayed with a concentrated mold release agent, and the component is poured into th...
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WO/2001/089743A1 |
Countergravity casting of metals and metal alloys provides for melting of the metallic material under subambient pressure, evacuation of a gas permeable or impermeable mold (15) under subambient pressure, and controlled, rapid filling of...
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WO/2001/088215A1 |
A method for nodulizing silicon crystals in casting Aluminum-(8-12%)-Silicon alloys is described. An initial alloy melt is refined by addition of a master alloy containing elements of titanium, phosphorous, boron, zirconium and rare eart...
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WO/2001/083836A2 |
This invention relates to a method for preventing the ignition of molten magnesium by contacting the molten magnesium with a gaseous mixture comprising a fluorocarbon selected from the group consisting of perfluoroketones, hydrofluoroket...
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WO/2001/079569A1 |
Methods for reducing inclusion content of sputter targets and targets so produced are disclosed. Inclusions (93) may be reduced by adding a small amount of Si to the molten A1 or molten A1 alloy followed by filtering of the molten metals...
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WO/2001/076792A2 |
A manufacturing method for a shaped light metal article includes the steps of forming a plastic worked article by plastic working an article for plastic working made of light metal material, and subjecting the plastic worked article to a...
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WO/2001/062413A2 |
The invention relates to a method for production of a lost mould for titanium casting, made from a hardenable packing material, comprising at least one oxidisable component, in particular, zirconium. Said method comprises at least the fo...
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WO/2001/062992A1 |
Nucleated casting systems and methods comprise form castings under reduced pressure. The casting system forms a casting comprising a liquidus portion that receives the refined liquid metal and a solidified portion, the casting further co...
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WO/2001/062417A1 |
A casting system comprises an off-center incoming source (300) of refined liquid metal that is provided to a casting (145) being formed by the casting system. The casting comprising a liquidus portion (148) that receives the refined liqu...
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WO/2001/062419A1 |
A casting system and method for producing a metal casting is provided. The metal casting can comprise a fine-grain, homogeneous microstructure that is essentially oxide- and sulfide-free, segregation defect free, and essentially free of ...
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WO/2001/059168A1 |
The present invention is directed to an iron, aluminum, chromium, carbon alloy and a method of producing the same, wherein the alloy has good room temperature ductility, excellent high temperature oxidation resistance and ductility. The ...
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WO/2001/057283A1 |
A casting system (3) with auxiliary cooling onto a liquidus portion (148) of the casting (145) comprises an electroslag refining system (1) as a source of liquid metal; a nucleated casting system (2); and at least one cooling system (500...
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WO/2001/049433A1 |
Apparatus for the continuous or semi-continuous casting of molten aluminium to form an ingot in the mould (8) of a casting machine, comprising a launder (4), a casting mould and feed means (2) which are coupled to the launder and extend ...
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WO/2001/049434A1 |
A device suitable for casting high-melting point metal, and a metal casting method using this device. The metal casting device comprises a pressure-controllable casting chamber (1), in which a crucible (2), a mold (3) and an arc discharg...
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WO/2001/046082A1 |
A method of handling liquid non-ferrous metals in which the liquid metal is treated while coming into contact with a solid refractory material. The invention is characterised in that the solid material is Ti¿3?SiC¿2?. According to one ...
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WO/2001/044529A1 |
A magnesium-based casting alloy having good salt-spray corrosion resistance and improved creep resistance, tensile yield strength and bolt-load retention, particularly at elevated temperatures of at least 150 °C, is provided. The invent...
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WO/2001/030519A1 |
A Mg alloy precision pressure molding method and a molding device therefor and a Mg alloy molding produced thereby which can eliminate such conventional technique-based defects in Mg alloy die casting that compact thin-walled parts free ...
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WO/2001/010584A1 |
A distributor device for use in aluminium casting includes a rigid, substantially bowl-shaped receptacle (2) of a refractory material having a base member (4) and a peripheral wall (6) that extends upwards from the base. The receptacle h...
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WO/2001/009403A1 |
The present invention relates to a high-temperature part (1) made of a nickel super-alloy having the following composition in wt %: 11-13 % of Cr; 3-5 % of W; 0.5-2.5 % of Mo; 3-5 % of Al; 3-5 % of Ti; 3-7 % of Ta; 1-5 % of Re; the balan...
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WO/2001/006025A1 |
The invention relates to metallurgy and more particularly to methods for producing items from foam aluminum which can be used in various industries such as the building industry, car industry, lift-building industry, shipbuilding, aviati...
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WO/2000/072995A1 |
A casting slab for preparing a shadow mask which comprises an Ni-Fe alloy containing 30 to 45 % of Ni and has a cast structure comprising a columnlar crystal and/or a chill crystal in an amount of 99 % or more. In particular, it is prefe...
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WO/2000/069583A1 |
A filter assembly (1) for filtering molten metal poured into a mold comprises: (a) a filter (3) formed from refractory material, the filter having first and second porous surfaces (5) through which molten metal may flow, and a peripheral...
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WO/2000/070114A1 |
A magnesium alloy member material using a magnesium alloy in a solid-liquid coexistence, and production methods for the magnesium alloy member material and a magnesium alloy member. The production method for the magnesium alloy member ma...
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WO/2000/064614A1 |
A cover gas composition for protecting molten magnesium/magnesium alloy includes a fluorine containing inhibiting agent and a carrier gas. Each component of the composition has a Global Warming Potential (GWP) (referenced to the absolute...
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WO/2000/062959A1 |
The invention relates to a casting tool (1) which serves to fix a porous ceramic insert (5) for the production of a light-metal component which is reinforced by said insert (5). To this end the insert is positioned in the casting tool (1...
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WO/2000/058042A1 |
The method comprises the steps of: moving the filling head (2, 9) laterally, in order to match the lateral position of the inlet of the mould (4), in unison with one or more of the following parts: filling tube (9), pump (8), pump oven (...
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WO/2000/056482A1 |
A method and apparatus are provided for making high purity and preferably oxygen free substantially void free and inclusion free copper castings, useful to make sputtering targets. The method comprises melting high purity copper in a cov...
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WO/2000/048770A1 |
The invention relates to a crucible induction furnace for producing cast parts consisting of aluminium and magnesium alloys, especially particle-reinforced alloys. According to the invention, the material being melted is directly, induct...
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WO/2000/037201A1 |
A die casting machine (18) includes a melting unit (24), a horizontal shot sleeve (30) in fluid communication with die cavity (36) for receiving molten titanium from the melting unit (24), and a plunger (40) sealing and moveable engageme...
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WO/2000/025959A1 |
The present invention contemplates a multi-airfoil vane segment (50) produced as a single crystal casting from a rhenium containing directionally solidified alloy. The single crystal casting containing grain boundary strengtheners.
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WO/2000/016933A1 |
The invention relates to a method for the production of cast cold rollable metal strips, especially as starting material for the production of coins on a horizontal continuos casting facility mounted downstream from a melting furnace, wh...
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WO/2000/006321A1 |
The invention concerns a system comprising a cast trough consisting of a vat (1) supplied with liquid metal and a cast spout (10) set at the vat (1) outlet, and a cast wheel (11) made up of a series of buckets (12) whereof the spacing co...
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