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WO/1991/007518A2 |
Process and device for producing a laminated material (10) for sliding elements with a sliding layer made of an alloy in the form of a metallurgical two- or multicomponent system with mixing voids. The sliding layer is cast continuously ...
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WO/1991/003337A1 |
A method of manufacturing a metallic mold (5 or 24) having a heating cooling pipe incorporated and being such that a metallic pipe in a given shape is located in a given position in the cavity of the casting mold and molten metal is pour...
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WO/1990/015681A1 |
Metal infiltration apparatus comprising a die assembly (1, 2) formed of two or more separable members having opposed surfaces which define between them a die chamber (5) capable of evacuation via outlet (7) and receiving molten metal via...
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WO/1990/015166A1 |
The present invention relates to a method, a housing and a plant for the continuous/intermittent coating of objects by dipping them in a bath of liquid coating product contained in a housing provided with aligned inlet and outlet. The me...
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WO/1990/011383A1 |
A tough, wear resistant body is provided. The body includes hard carbide particles embedded in and bonded with a first casted ferrous matrix material such as steel or cast iron. The body may be embedded in and bonded with a second steel ...
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WO/1990/008610A1 |
In order to simplify and improve the results of a process for manufacturing a casting, in particular of aluminium, provided with a porous insert (2), in which the insert (2) is surrounded by molten metal in a casting mould (1) and the mo...
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WO/1990/008609A2 |
In the manufacture of close-fitting castings by the precision casting method referred to as the casting-on process, the primary and secondary parts can be easily separated if the surface of the primary part is isolated, before the second...
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WO/1990/005603A1 |
Process and device for producing a laminated material for sliding elements with a sliding layer consisting of an alloy in the form of a metallurgical two- or more component system with immiscibility gaps. The sliding layer is continuousl...
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WO/1990/006013A1 |
Slotted conductors (1e) and end rings (1d) of a cage rotor core (1) are formed by filling a rotor core shell with molten aluminum at a flow rate not more than 1.5 m/sec, and then solidifying the filled aluminum under a high pressure of n...
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WO/1990/004472A1 |
A full-mould casting process for manufacturing castings with internal high-temperature thermal insulation (2) permits rational, defect-free mass production of castings with low wall thicknesses and narrow tolerances. As the heat insulati...
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WO/1990/001384A1 |
A method of manufacturing one-piece composite drill bits or coreheads suitable for drilling or coring petroleum wells or in mining. A shell (32) of hard wear-resistant and erosion-resistant material is formed by investment casting in a f...
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WO/1989/009889A1 |
An asbestos-free disc brake device for automobiles and similar vehicles is provided by designing the brake disc (1) with a central cast-iron body (2) with a hub portion (3) integral with a surrounding peripheral edge portion (4), the opp...
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WO/1989/009669A1 |
A "hard metal" insert (e.g. sintered carbide) is cast-in to a metal body by enclosing the insert in a thin coating of metal. The coated insert is mounted on a wax pattern, invested with a refractory, which is fired (e.g. at 650°C - 750Â...
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WO/1989/003738A1 |
A method for the direct casting of metallic material, such as steel, to produce elongated bodies (2) which form primarily blanks having a cross-section which corresponds relatively closely to the cross-section of the intended products, i...
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WO/1989/000614A1 |
A method for preparing cast composite materials of nonmetallic carbide particles in a metallic matrix, wherein the particles are roasted and then mixed into a molten metallic alloy to wet the molten metal to the particles, and the partic...
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WO/1988/008343A1 |
The method consists in that a slag bath (2) is prepared in a forming sleeve (1) which serves as the first layer of the bimetallic article and then the metal of the second layer of the bimetallic article is built up on the sleeve (1) by m...
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WO/1988/007905A1 |
A drill produced from a substantially rod-like blank containing high speed steel has at one end thereof a pointed tip which is intended to penetrate the material to be drilled. The drill is preferably a helical drill having edge parts wh...
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WO/1988/007594A1 |
An abrasion-resistant composite roll and a process for its production are disclosed. The roll comprises an outer layer composed of an iron-based allow containing at least one carbide of W, V, Nb, Ti, Ta, Zr and Hf crystallized from molte...
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WO/1987/006624A1 |
A method and apparatus for preparing cast composite materials of non metallic particles in a metallic matrix, wherein particles are mixed into a molten metallic alloy to wet the molten metal to the particles, and the particles and metal ...
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WO/1987/006509A1 |
Satisfactory fracture splitting of light metal components is difficult because of the inherent ductility of the material which results in deformation of the metal during splitting. When such deformation occurs, the two halves of the frac...
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WO/1987/000779A1 |
Method for fabricating a metal part (29), particularly a solid metal part which is internally provided with a recessed portion, particularly a recessed portion with a small cross-section and any profile shape, comprising metal which is m...
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WO/1986/005774A1 |
A method for manufacturing a fibre reinforced ceramic material which comprises forming a preform (11) of ceramic fibres, placing the preform in a porous mould (12, 13) and applying a ceramic slip (14) to the preform in the mould. The sli...
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WO/1986/003997A1 |
A metal matrix composite produced by squeeze forming comprises an implant material in a light metal alloy matrix wherein the implant material comprises a preform of silicon carbide, alumina or zirconia particulate together with glass, al...
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WO/1986/002862A1 |
Internally chilling aluminum alloys, FRM, steel, Ti alloys, Ni alloys, Co alloys and the like by the use of aluminum alloys. In internally chilling highly strong materials such as ferrous ones or the like by the use of aluminum alloys, t...
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WO/1986/002863A1 |
A hollow metallic envelope (10) of a finned cast recuperator tube is cast with preformed interior fins (12) and exterior fins (16) integral therewith. A sand core (30) is formed about the preformed interior fins (12) with portions of the...
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WO/1985/004605A1 |
A squeeze formed aluminium alloy article, such as a piston, is formed with a re-entrant cavity (14) with reinforced edges by locating an isostatically compacted salt core (10) and annular alumina-silicate fibre pad (11) in the mould cavi...
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WO/1985/000308A1 |
A method of forming a composite article having a first and a second metal components, and a resultant composite metal article, wherein a flux coating is applied over at least a substantially oxide-free bond surface of the first component...
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WO/1984/004760A1 |
A tough, wear- and abrasion-resistant, high chromium, hypereutectic white iron alloy, with a composition by wt.% of >4.0 C, 25-45 Cr, 0-15 Mn, 0-10 Mo, 0-10 Ni, 0-2 B and 0-5 of at least one of Ti, W, Ta, V and Nb, subject to the proviso...
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WO/1984/002927A1 |
The reinforcement of articles of cast metal or metal alloy is formed by a mass of whiskers or fibers bound together by a binder such as starch which is such that, on casting, the molten metal penetrates the reinforcement without deformin...
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WO/1984/002096A1 |
A method of connecting aluminium or aluminium alloy to another metal material in which the other metal material (13) is connected first to a porous metal material (12). This may be by brazing or welding. This assembly is then placed in a...
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WO/1983/003625A1 |
The present invention relates to methods for manufacturing composite materials. The present method is essentially characterized in that it comprises the making of a fibrous preform (1), the pretreatment (2) of said fiber preform by a flu...
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WO/1983/002782A1 |
A fibre reinforced metal is made by introducing an array of fibres into a die, charging the die with molten metal by vacuum infiltration and then applying pressure by means of an inert gas to improve the penetration of the molten metal i...
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WO/1983/002578A1 |
The cooling plate comprising three portions (4), (5), (6), on which boundary surfaces the expansion packings (3) are arranged, is manufactured through the separate casting of a liquid metal into a mould. Before the metal has been poured,...
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WO/1983/001960A1 |
A fiber-reinforced light metal alloy composite material containing alumina-silica fiber as reinforcing material, and a process for its production. The composite material has excellent mechanical properties such as workability and abrasio...
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WO/1983/001763A1 |
The connections between portions of bicycle frames or forks, comprised of tubes, particularly the connections to the steering tube (9), to the crank gear bearing (10) and to be saddle tube (11), comprise at least one first tube (1) conne...
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WO/1983/000026A1 |
Reinforcing steel insertions for iron castings are covered with a layer of steel. For that purpose the insertion is immersed at least twice into a steel melt heated up to a temperature which is by 15 to 60o higher than the melting temper...
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WO/1982/001921A1 |
A bearing construction and method which involves the casting of a piston (22) or cylinder (23) where the bearings (40) or bushings (41) are formed in place. In preferred constructions, the bearings (40) or bushings (41) are solid bronze ...
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WO/1981/003136A1 |
A method, Fig. 1, of applying a coat (8) of metal on a metal wire (2) with substantially the same melting point as the metal, where the wire (2) by means of uncoiling reel (1) and coiling reel (17) is passed through a bath (4) of molten ...
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WO/1981/003221A1 |
Method of forming a furnace cooling element involving casting a metal block or plate (10) around one or more elongated metal tubes (11) which have a protective coating applied thereto, and thereafter the, or each, metal tube (11) is expl...
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WO/1981/001673A1 |
To obtain castings having areas with improved wear resistance, substances which cause with the melt a local alloy effect are introduced in the mould. A base metal is used which is comprised of manganese austenitic steel and porous bodies...
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WO/1980/002242A1 |
A process for producing a multi-layered amorphous alloy containing at least one amorphous alloy layer, which involves the step of ejecting a first molten metal onto one of juxtaposed pair of rolls rotating at high speed to thereby cause ...
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WO/1980/000352A1 |
A process for producing graphite-containing aluminum alloy by introducing graphite particles into a molten aluminum. Graphite particles are prevented from floating on the molten aluminum upon being introduced thereinto, by adding titaniu...
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WO/1979/001103A1 |
An article, for example a piston for an internal combustion engine is formed of two or more layers of different material compositions in which there is a controlled graded change of composition between layers or within at least one of th...
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WO/1979/000725A1 |
Composite metal armour comprising ceramic inserts (42) arranged in a regular manner into the thickness and allowing a good and reproducible ballistic efficiency. To ensure the positioning of the ceramic inserts at regular intervals, thes...
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WO/1979/000623A1 |
An exhaust manifold (10) for an internal combustion engine is provided with internal insulation (26) to maintain the outside skin temperature preferably below 450 F (232 C). The manifold (10) is provided with an exhaust conduit or lining...
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WO/1979/000298A1 |
A composite article (10) and method of forming the same wherein an inner casting (11) is separated from an outer casting (12) by an insulative portion (13) defining the pattern for the outer surface (14) of the inner casting (11) and the...
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JP2024072427A |
A cutter blade, a granulating device, and a method for manufacturing a cutter blade that can reduce manufacturing costs. [Solution] A cutter blade 1 in one embodiment comprises a cutting edge portion 20 that cuts material 206 extruded fr...
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JP7486431B2 |
A method of manufacturing molds and cores suitable for producing fiber composite bodies or cast parts of metal or plastic from a mold base material and a multicomponent binder by 3D printing includes pretreating the particulate mold base...
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JP2024519048A |
A system and method for additive casting of metal objects by configuring a production layer having a mold region and an object region includes mold construction units comprising the mold region of the current production layer and molten ...
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JP2024518203A |
The present disclosure relates to a cutting ring for a concrete pump truck, a method for manufacturing the same, and a concrete pump truck. A cutting ring for a concrete pump vehicle includes an annular base material (10) and a wear-resi...
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