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Swiss Aluminium Ltd. Patents
Assignee:
Swiss Aluminium Ltd.
Address:
Neuhausen am Rheinfall, CH
No. of patents:
420
Patents:


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Patent Number Title Of Patent Date Issued
RE32603 Process for preparing a ceramic foam February 16, 1988
A ceramic foam material and process for making same having superior strength and durability properties wherein the impregnated foam impregnated with an alumina hydrate binder is fired at an elevated temperature so as to produce a ceramic body characterized by a solid state, sintered
RE32008 Process for manufacturing plastically deformed light metal objects having a connector part of a October 22, 1985
Manufacture of a light metal shock absorber by impact extrusion of the light metal of a steel-light metal composite blank, wherein the metallic bonding of the composite blank is achieved by coextrusion. The steel component on the bottom face of the light metal shock absorber is provided
5165987 Adapting frequency band of oscillating circuit made from a metal-plastic-metal sandwich foil and November 24, 1992
Foil includes a first etch-resistant layer which at least partially covers the neighboring layer and has a weight per unit area of 0.5-20 g/m.sup.2, a first aluminum or aluminum alloy layer having a thickness of about 30 .mu.m to 150 .mu.m, a dielectric layer of plastic having a thicknes
5124523 Process for adapting the frequency band of an oscillating circuit made from a metal-plastic-meta June 23, 1992
To adapt the frequency band of oscillating circuits with frequencies greater than the set frequency, made from a metal-plastic-metal sandwich foil useful as an identification label and manufactured from rolls (1) of sandwich foil connected to each other by at least one plastic film, the
5109998 Freight container for air transport May 5, 1992
The present disclosure describes a freight container for air transportation purposes having a bottom panel and arranged thereon a support frame that features sections projecting from the bottom panel and transverse sections connecting the projecting sections, and also features planking t
5082146 Container for mixing and ejection of two components contained therewithin January 21, 1992
Container for one-time use for mixing and ejecting two components contained therewithin features a membrane that is situated inside the container and divides it into two chambers in which the components separately reside. The container is in the form of a pressurized package with outlet
5040897 Process for visually detecting a color drift in a polychrome reproduction August 20, 1991
The invention relates to the printing industry, and is based on the comparison of a reproduction under inspection with a reference polychrome graphic representation. Respective reference axes (A.sub.1, A.sub.2) are defined for the reference representation and the reproduction under i
5037367 Two-chamber compressed-gas pack August 6, 1991
In twin-chamber compressed gas packs, the collar of a diaphragm which invaginates during motion in the container is secured with its opening region in a fold or in the upper part of the container, in order to provide the required sealing between product chamber and working fluid cham
5030482 Filter gasketing July 9, 1991
The present invention relates to ceramic foam filters having a gasket material chemically and mechanically bonded thereto. The filters have particular utility in the filtration of molten metal, especially aluminum. The filters are formed by immersing the porous filter body, preferably in
5030416 Cathode foil for electrolytic capacitors July 9, 1991
An aluminum alloy that is suitable as material for cathode foils in electrolytic capacitors comprises0.9 to 1.7% iron0.1 to 0.8% manganesemax. 0.15% siliconmax. 0.3% copper,the remainder being aluminum with further trace elements, individually <0.05%, in total <0.15%, and the total iro
5030416 Cathode foil for electrolytic capacitors July 9, 1991
An aluminum alloy that is suitable as material for cathode foils in electrolytic capacitors comprises0.9 to 1.7% iron0.1 to 0.8% manganesemax. 0.15% siliconmax. 0.3% copper,the remainder being aluminum with further trace elements, individually <0.05%, in total <0.15%, and the total iro
5022208 Butt joints for panels and/or sections June 11, 1991
A butt joint employing a connecting element (3). The connecting element (3) is situated in a space formed by grooves (14,24) running along the abutting ends (40,42) of the panels (1,2) and/or sections (1a,2a). There are two expansion sections (31,32) with at least one interposed spring
4989666 Process and device for electromagnetically casting metals February 5, 1991
In a process for electromagnetic casting of round and hollow ingots, in particular such of aluminum and aluminum alloys, the ingot (7) is rotated about its longitudinal axis (x) during casting. This is achieved by way of a rotatable dummy base (6). With that the metal feed and cooling of
4982497 Process for manufacture of a superconductor January 8, 1991
An extruded superconductor (1) comprises a conductor core composed of thin metal filaments, for example of niobium-titanium or niobium-tin, and a high-purity aluminium sheath (2) which acts as a stabilizer. A marked reduction in the electrical conductivity perpendicular to the longitudin
4976827 Process for pretreating strips and foils of aluminum or aluminum alloys December 11, 1990
Prior to coating with lacquer or adhesive, or laminating with plastic, strips or foils of aluminum or aluminum alloys are pretreated in an electrolyte by electrochemical oxidation using alternating current. These strips or foils are passed through an aqueous electrolyte which is heated
4975191 Ceramic foam filter December 4, 1990
An improved ceramic foam filter for use in filtering molten metal prepared from a ceramic slurry containing silicon carbide and a colloidal silica binder. The filter has a solids content of at least 50% silicon carbide and at least 3% of silica.
4974900 Vehicle superstructure, in particular for railway carriages for passenger transport December 4, 1990
A vehicle superstructure, in particular for railway carriages to transport passengers, features a structural frame formed by side and end walls and roof. This forms an outer structural plane for the carriage superstructure which is covered by an outer skin and roof cover; insulating mate
4972965 Protective device for gas pressure vessels November 27, 1990
The protective device against an overheating, in particular by fire, of individual or batteries of pressure vessels (10) of a length (1) of at least 1.5 m serves for the storage and/or transportation of high- pressure gases. The pressure vessels (10) have at least one end cap (14) with a
4965101 Ceramic foam for filters for cleaning exhaust gases of diesel engines October 23, 1990
In certain operating conditions of diesel engines, diesel soot filters which are made of known ceramic foam and filter efficiently per se have zero or only a very low degree of particle filtration, in particular at hight exhaust temperatures and exhaust velocities, that is, above all whe
4951847 Two-chamber compressed-gas pack August 28, 1990
In twin-chamber compressed gas packs, the collar of a diaphragm which invaginates during motion in the container is secured with its opening region in a fold or in the upper part of the container, in order to provide the required sealing between product chamber and working fluid cham
4924570 Filter for cleaning exhaust gases of diesel engines May 15, 1990
In a filter consisting of holoow cylindrical open-pore ceramic foam cylinder elements and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the active filter section essentiall
4916285 Capacitor foil of aluminum or an aluminum alloy April 10, 1990
A capacitor foil made of aluminum or an aluminum alloy whose edge has been treated using a LASER beam exhibits practically no burrs or cracks, as a result of which an increase in the nominal field strength of capacitors made with such a foil becomes possible. A further increase in the no
4913712 Filter for cleaning exhaust gases of diesel engines April 3, 1990
In a filter consisting of hollow cylindrical open-pore ceramic foam and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the active filter section essentially perpendicularly
4912076 Filter for cleaning exhaust gases of diesel engines March 27, 1990
In the case of filters for cleaning the exhaust gases of diesel engines, the deposited soot particles are burnt at intervals at temperatures between 550.degree. to 700.degree. C. By using filters consisting of open-pore ceramic foam manufactured by coating an open-pore body which can
4896772 Composite container for food and process for its production January 30, 1990
With a sterilizable composite container as preserving receptacle for food and other filled container products, which . . . by a simple tray or multi-compartment tray of plastic, receiving the filled product, a flexible or semi-rigid lid of a plastic/aluminium/plastic laminate, which
4894074 Filter for cleaning exhaust gases of diesel engines January 16, 1990
In a filter consisting of hollow cylindrical open-pore ceramic foam cylinder elements and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the active filter section essentiall
4892134 Electromagnetic mold for continuous castings January 9, 1990
An electromagnetic mold for continuous casting comprises side and endwalls each of which features an inductor part with induction loop and a screen. An endwall can be displaced along and secured to the sidewalls by means of releasable bolts while the related inductor parts and the screen
4885263 Ceramic foam filter and process for preparing same December 5, 1989
An improved ceramic foam filter for use in filtering molten metal prepared from a ceramic slurry containing silicon carbide and a colloidal silica binder. The filter has a solids content of at least 50% silicon carbide and at least 3% of silica.
4878375 Device for measuring hydrogen concentration in an aluminum melt November 7, 1989
The device comprises an immersion probe (10) which is permeable to hydrogen and is made of melt-resistant sintered or calcined ceramic material connected, in a vacuum tight manner via a capillary tube (4), to a pressure gauge (2). The immersion probe (10) features at least two essent
4876825 Vehicle door October 31, 1989
In a vehicle door comprising an outer wall, an inner wall and an equipment carrier which is arranged between the outer and inner walls and, before the outer and inner walls are brought together, can be provided with further door parts, especially a window lifting actuation means, and whi
4874578 Aluminium alloy for superplastic forming October 17, 1989
An aluminium alloy suitable as a material for superplastic forming contains0.8-2.5% or iron,3.5-6.0% of magnesium,0.1-0.6% of manganese,0.05-0.5% of zirconium,at most 6.0% of zinc,at most 3.0% of copper,at most 0.3% of silicon,at most 0.05% of titanium andat most 0.05% of chromium,the remainder bein
4866011 Process for forming a ceramic foam September 12, 1989
The present invention relates to a ceramic foam material, preferably a ceramic foam filter, prepared by providing an open cell flexible foam having a plurality of interconnected voids surrounded by a web of the flexible foam, applying an adhesion promoting material to at least one su
4859544 Weld filter material for fusion welding of high strength aluminum alloys August 22, 1989
A weld filler material for fusion welding of high strength aluminum alloys, especially alloys of the AlZnMgCu type, contains4.1-6.5% of zinc,4.0-6.0% of magnesium,0.3-0.6% of copper,0.3-0.5% of manganese,at most 0.1% of titanium,at most 0.3% of chromium,at most 0.3% of zirconium,at most 0.1% of
4842674 Method of measurement of the rate of oxidation of a metal melt June 27, 1989
A process for measuring the rate of oxidation on the surface of a metal melt wherein the oxide skin on the melt surface is removed at constant temperature and the electromagnetic radiation during the subsequent oxidation is measured with an infra-red radiation pyrometer such that the
4832740 Process for removing alkali and alkaline earth elements from aluminum melts May 23, 1989
A process for removing alkali and alkaline earth metals from aluminum melts is such that aluminum fluoride powder is fed continuously to a carrier gas in an amount of 1-10 g/min. and the gas/powder mixture introduced continuously via lances into the melt which is maintained at a temperat
4828199 Process and device for removing residual parts of rolled coils in strip rolling mills May 9, 1989
The invention relates to a process for removing the residual part of coils from a sheet or strip rolling mill in which the coils to be rolled are transported from the coil store to the uncoiling reel in a two-stroke process by means of a transportation facility e.g. coil transportation
4826361 Conveying device for transportation of flowable materials May 2, 1989
A device for the transportation of flowable material in pulverulent, granular, lump, granulated or pasty form in a feed pipe comprises a coaxial endless feeder screw which is rotatable in the forward or reverse direction and a drive mechanism for driving said screw. The drive mechani
4812085 Conduit for transporting finely-divided or fine-granular, dry bulk materials and a process for o March 14, 1989
A conduit for transporting finely-divided or fine-granular, dry bulk materials comprises a material conveyance zone and a zone for introducing the fluidizing medium separated from the first mentioned zone by a material which is permeable to gas and fluids. This conduit comprises at l
4803025 Ceramic foam February 7, 1989
Disclosed is a ceramic foam material and process for making same having superior strength and chemical durability properties wherein the impregnated foam impregnated with a phosphate bonded ceramic is fired at an elevated temperature so as to produce a ceramic body substantially free
4802935 Substrate for a lithographic printing plate February 7, 1989
A substrate for a lithographic printing plate is made of a rolled aluminum alloy sheet of following composition: 0.8 to 2.0% Fe, up to 0.8% Si and up to 1.0% Mn, such that the sum of the Si and Mn contents lies between 0.3 and 1.3%, up to 0.3% Cu, up to 0.8% Mg, up to 2.0% Zn and 0.3% ea
4800950 Process for manufacturing a substrate for a lithographic printing plate January 31, 1989
A substrate for a lithographic printing plate is made of a rolled aluminum alloy sheet of following composition: 0.8 to 2.0% Fe, up to 0.8% Si and up to 1.0% Mn, such that the sum of the Si and Mn contents lies between 0.3 and 1.3%, up to 0.3% Cu, up to 0.8% Mg, up to 2.0% Zn and 0.3% ea
4798656 Process for electrolytically dyeing an anodic oxide layer on aluminum or aluminum alloys January 17, 1989
In processes for electrolytically dyeing anodic oxide layers on aluminum or aluminum alloys with direct or alternating current in electrolytes containing metal salts, high requirements are imposed on the uniformity of the dyeing and on the dyeing rate. The improvement of the uniformity o
4796689 Mold for electromagnetic continuous casting January 10, 1989
An electromagnetic mold for vertical continuous casting of rolling slabs, featuring an inductor and an electromagnetic screen partly covering the induction is such that the vertical distance between the lower edge of the inductor and the lower edge of the screen is greater at the narrow
4777772 Externally insulated window mounting October 18, 1988
The externally insulated window mounting is employed in the sidewall frame of a railway passenger carriage. This carriage frame comprises sidewall sections and post sections (10), an exchangeable outer skin and in between an insulating material. The window mounting is releasably secured
4773797 Device for loading containers for particulate materials and the use thereof September 27, 1988
A device for loading containers that are open or can be vented, containers for fine particulate materials, said device being part of a pneumatic conveyance system, in particular such a system using dense layer transportation, where the said device comprises essentially a tube-shaped
4756357 Process and device for controlling the rate of cooling a continuously cast ingot July 12, 1988
A process for controlling the rate of cooling an ingot emerging from a continuous casting mold, said ingot being cooled by application of a fluid coolant directly onto the ingot surface, comprises continuous measurement of the cooling capacity and influencing the composition and/or the
4747742 Unloading flap for pourable particulate material May 31, 1988
An unloading flap of a stationary or mobile silo for pourable particulate material having at least one outlet opening comprises an upper part that is secured to a first silo wall and a lower part that hinges on the upper part and can be tilted into the open and closed positions by means
4745988 Device for conducting away the exhaust gases from internal combustion engines May 24, 1988
A device for conducting away exhaust gases from internal combustion engines comprises at least one sleeve-shaped silencer which encloses an exhaust pipe and forms an enclosed space around said exhaust pipe. The silencer is made up of at least two sleeve-shaped parts, or of a sleeve-shape
4744545 Apparatus for degassing molten metal May 17, 1988
Apparatus includes a chamber with an inner and outer sidewall wherein fluxing gas inlets are provided on the inner sidewall and a space is provided between the inner and outer sidewall with a heating element and an air space between the heating element and the inner sidewall for prov
4744512 Composite section, in particular composite conductor rail May 17, 1988
The invention relates to a composite section having a section or part of the rail cross-section made of light metal and also, mounted securely on the same, a section made of a heavy metal which forms a part of the outer surface of the composite section--in particular a composite conducto
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