Class 420/554 - Cadmium, lead, or bismuth containing

Subclass of Class 420 - Alloys or metallic compositions
Definition: Alloy, or metallic composition which additionally contains at least one of the metals cadmium,
No. of patents: 40
Last issue date: 05/29/2007

Number	Title	Issue Date
7222425	Method of forming engine bearing A journal bearing has a lining of bearing metal applied to a steel backing. The surface of the lining is laser peen hardened to locally increase the hardness and the seizure resistance of the lining. The underlying core of the lining is unaffected and maintains good...	05/29/2007
7024342	Thermal flow simulation for casting/molding processes A numerical procedure for simulating the behavior of incompressible, viscous fluid in a casting/molding process. The method is based on classical fluid dynamic equations and uses control volume-finite element and numerical techniques to solve the momentum and energy...	04/04/2006
6969417	Catalytic alloy for the dissociation of water into hydrogen and oxygen and method of making The present invention provides a method for combining sodium and aluminum into a single, substantially homogeneous alloy without the need to use potentially dangerous, toxic mercury compounds. The present invention also provides a catalytic alloy that is capable of ...	11/29/2005
6932938	Method and apparatus for containing and ejecting a thixotropic metal slurry A container system including a vessel for holding a thixotropic semi-solid aluminum alloy slurry during its processing as a billet and an ejection system for cleanly discharging the processed thixotropic semi-solid aluminum billet. The crucible is preferably formed ...	08/23/2005
6899844	Production method of aluminum alloy for sliding bearing A method of producing a fine TiC particle-dispersing type Al—Sn based aluminum alloy includes the steps of: preparing either Al mother-alloy or metallic raw materials of the Al alloy and a green compact, in which TiC is dispersed; melting the Al mother-alloy or th...	05/31/2005
6808864	Support for lithographic printing plate and presensitized plate Disclosed is a support for a lithographic printing plate obtained by subjecting an aluminum plate to a graining treatment and an anodizing treatment, the support comprising at least any one of Mn in a range from 0.1 to 1.5 wt % and Mg in a range from 0.1 to 1.5 wt %...	10/26/2004
6706126	Aluminum alloy for sliding bearing and its production method Aluminum alloy, which consists of from 2 to 20% by weight of Sn, from 3% by weight or less of Cu, and from 0.3 to 5% by volume of TiC particles, the balance being Al and unavoidable impurities, exhibits improved fatigue resistance at a high temperature region, while...	03/16/2004
6623693	Aluminum alloy composition, article and method of use An aluminum alloy composition consists essentially of controlled amounts of iron, silicon, copper, manganese, magnesium, titanium, zinc, zirconium, and free machining elements with the balance being aluminum and incidental impurities. The alloy provides i...	09/23/2003
6572816	Free-machinable hyper-eutectic Al-Si alloy A free-machinable hyper-eutectic Al--Si alloy includes 3.0-5.0 wt % Cu, 13-17 wt % Si, 0.2-0.5 wt % Fe, 2.5-6.0 wt % Bi, 0.005-0.02 wt % P, up to 0.1 wt % Mg, up to 0.1 wt % Ni, up to 0.5 wt% Mn and up to 0.5 wt % total sum of other elements, with the bal...	06/03/2003
6517954	Aluminium alloy, notably for a layer The invention relates to an aluminium alloy, in particular for a layer of a friction bearing, for example, which, apart from aluminium and smelt-related impurities, additionally contains soft-phase formers, e.g. Sn, Pb, Bi, Sb or similar. The alloy contai...	02/11/2003
6511633	Free-machinable eutectic Al-Si alloy A free-machinable eutectic Al--Si alloy including 3.0-5.0 wt % Cu, 10.0-13.0 wt % Si, 0.2-0.5 wt % Fe, 2.5-5.0 wt % Bi, 0.1-0.3 wt % Sb, up to 0.1 wt % Mg, up to 0.1 wt % Ni and up to 0.5 wt % total sum of other elements, with the balance of the alloy bei...	01/28/2003
6471793	Refined aluminum foil for electrolytic capacitors Thin foil of refined aluminum for the manufacture of anodes for electrolytic capacitors, the foil being formed of aluminum of a purity greater than 99.9% by weight and at least one of the elements Pb, B and In with an average total content of these elemen...	10/29/2002
6409966	Free machining aluminum alloy containing bismuth or bismuth-tin for free machining and a method of use One free machining aluminum alloy includes bismuth as a free machining elemental constituent that functions as a discontinuity in the aluminum alloy matrix rather than a low melting point compound. Using bismuth in weight percents of the total composition...	06/25/2002
6315947	Free-machining aluminum alloy and method of use A free-machining alloy is disclosed containing bismuth and indium. The free-machining constituents act as low melting point compounds for machining and are specially adapted for use in aluminum alloys such as AA6000 series and AA 2000 series alloys. The b...	11/13/2001
6273970	Aluminum-bismuth bearing alloy and methods for its continuous casting The invention provides an aluminum alloy having a homogenous distribution of bismuth therein comprising at least 5 wt/wt % bismuth, wherein about 3.5 wt/wt % of the bismuth is distributed in the form of very small particles of up to 5 microns diameter and...	08/14/2001
6123899	Master alloy hardeners This invention relates to master alloy hardeners for use in preparing aluminum base alloys. The respective concentrations of the alloying elements in the master alloy hardener are a multiple equal to or greater than 2 of the concentrations of such element...	09/26/2000
6113850	2XXX series aluminum alloy An A-rated, aluminum alloy suitable for machining, said alloy consisting essentially of: about 4-5.75 wt. % copper, about 0.2-0.9 wt. % bismuth, about 0.12-1.0 wt. % tin, the ratio of bismuth to tin ranging from about 0.8:1 to 5:1, up to about 0.7 wt. % i...	09/05/2000
5803994	Aluminum-copper alloy An essentially lead-free aluminum alloy is provided for extruded screw machine stock. The alloy consists essentially of from about 4.5% to about 6% copper, a maximum of about 0.4% silicon, a maximum of about 0.7% iron, not more than about 0.3% zinc, from ...	09/08/1998
5725694	Free-machining aluminum alloy and method of use A free-machining alloy is disclosed containing bismuth, tin and indium. The free-machining constituents act as low melting point compounds for machining and are specially adapted for use in aluminum alloys such as AA6000 series and AA 2000 series alloys. ...	03/10/1998
5585067	Aluminum alloys containing very finely dispersed bismuth, cadmium, indium and/or lead and a process for obtaining them An aluminum alloy containing at least one alloying metal selected from the group consisting of bismuth, cadmium, indium and lead in a quantity greater than the maximum solubility of the metal in solid aluminum. More than 80% by weight of the alloying meta...	12/17/1996
5332455	Rapidly solidified aluminum-magnesium base brazing alloys A rapidly solidified brazing alloy consists essentially of about 14 to 45 weight percent magnesium and 0 to 10 weight percent of at least one element selected from the group consisting of silicon, bismuth, strontium, lithium, copper, calcium, zinc and tin...	07/26/1994
5286445	Aluminium bearing alloy containing bismuth Aluminum bearing alloy uses Bi having a higher melting point than Sn as a low melting point metal, and also utilizes a selected element(s) which are simultaneously added as well as the amount of such addition. In this manner, aluminum bearing alloy exhibi...	02/15/1994
5053286	Aluminum-lead engine bearing alloy metallurgical structure and method of making same An aluminum-lead bearing alloy in continuously cast strip form has a lead content in excess of 1% by volume, 4% by weight. The lead phase consists of uniformly distributed spherical particles no more than 25 microns in diameter, and the content of all oth...	10/01/1991
4996025	Engine bearing alloy composition and method of making same An engine bearing having an aluminum-lead bearing alloy and a method of casting such aluminum-lead alloys in which the bimetal lining after bonding of the alloy has no lead gradient and contains no lead ribbons of significant size....	02/26/1991
4973523	Composite material for plain bearing elements with an overlay of aluminum-based bearing material Composite material for plain bearing elements of a type having a metallic backing and an overlay of aluminum-based bearing material applied on the back. The bearing material is a heterogeneous aluminum alloy having a matrix containing in addition to alumi...	11/27/1990
4950560	Aluminum alloy and associated anode and battery The present invention provides a eutectic aluminum base alloy and anode made therefrom which may include at least two elements from the group consisting of scandium, bismuth, cadmium, gallium, indium, lead, mercury, thallium, tin, and zinc. The alloying e...	08/21/1990
4851192	Aluminum alloy for structures with high electrical resistivity An aluminum alloy for structures with increased electrical resistivity, consisting essentially of: 1.0-5.0% by weight of Li; one or a plurality of members selected from the group consisting of not more than 0.20% by weight of Ti, 0.05-0.40% by weight of C...	07/25/1989
4808498	Aluminum alloy and associated anode An aluminum alloy contains at least about 0.01 to 0.2 weight percent gallium, at least about 0.01 to 0.2 weight percent tin, and at least about 0.01 to 0.2 weight percent lead. In another embodiment, the alloy may contain at least about 0.01 to 0.2 weight...	02/28/1989
4789607	Aluminum bearing alloy and two-layer bearing material having bearing layer of aluminum bearing alloy therein This invention relates to Al bearing alloy and a two-layer bearing material consisting of a bearing layer of said Al bearing alloy and a backing metal consisting of a steel sheet or the like. More particularly, the invention concerns an Al bearing alloy, ...	12/06/1988
4721656	Electroplating aluminum alloys from organic solvent baths and articles coated therewith A coating for metallic faces comprising an alloy of aluminum with at least one of zinc, cadmium or manganese is proposed, whereby the alloy coating is applied onto the metal surface by means of electrodeposition using a non-aqueous electrolyte. The electr...	01/26/1988
4499051	Pitting resistant aluminum alloys This invention relates to aluminum alloy compositions that have superior pitting corrosion resistance. These compositions include small amounts of manganese, lead, and bismuth, with the major constituent being aluminum. Elements such as titanium, zinc, co...	02/12/1985
4464442	Brazing alloy A sheet of brazing alloy foil, a clad sheet of aluminum, a brazed large section structure or a method of vacuum brazing large aluminium structures utilizing a brazing alloy based on aluminium and containing 4.5 to 13.5% silicon, 0.1 to 1.5% strontium and ...	08/07/1984
4383970	Process for preparation of graphite-containing aluminum alloys A process for preparation of graphite-containing aluminum alloys includes incorporating graphite particles into an aluminum containing melt. When the graphite particles are incorporated, floating of the graphite particles to the surface of the melt is pre...	05/17/1983
4375499	Aluminum-tin base bearing alloy and composite An aluminum-tin (Al-Sn) base bearing alloy and a bearing material which is made by applying the Al-Sn base bearing alloy to a backing steel sheet by pressure welding. The Al-Sn base bearing alloy of the invention is characterized in that the coarsening of...	03/01/1983
4333775	Method of producing aluminum alloy composite The invention relates to the depositing of aluminum alloys useful as material for the manufacture of sleeve bearings. Aluminum and lead in the proper ratio are melted in a furnace, transferred to a holding furnace wherein the temperature of the melt is ma...	06/08/1982
4278740	Aluminum-tin base bearing alloy and composite An aluminum-tin (Al-Sn) base bearing alloy and a bearing material which is made by applying the Al-Sn base bearing alloy to a backing steel sheet by pressure welding. The Al-Sn base bearing alloy of the invention is characterized in that the coarsening of...	07/14/1981
4084963	Aluminum base alloys containing zinc, magnesium, iron and cadmium, tin or lead Aluminum base alloys are disclosed which contain up to 2.0% by weight zinc, up to 5.0% by weight magnesium, less than 0.1% by weight iron, elements selected from the group consisting of cadmium, tin and lead, or any combination thereof, in amounts ranging...	04/18/1978
4069369	Fine dispersion aluminum base bearing A mixture of metals composed predominantly of aluminum and the balance bearing phase materials are heated to a molten state, ejected through an orifice and atomized by impinging a stream of cold water against the molten metal to effect a rapid drop in tem...	01/17/1978
3997339	Aluminum alloy foil for high voltage electrolytic capacitors An aluminum alloy foil for a high voltage electrolytic capacitor in which the foil contains one or more of the elements, antimony, barium, and zinc in quantities 5 to 200 ppm. and at the most 0.5 ppm. of lead and bismuth plus at the most 2 ppm. of calcium...	12/14/1976
3948651	Alloys of aluminum-lead-copper This disclosure is directed to an aluminum-lead-copper alloy and to methods for its preparation. The alloy may comprise, for example, 50 to 95 percent aluminum, with the remainder being copper and lead. The lead and copper may be separately melted and pou...	04/06/1976

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Class 420/554 - Cadmium, lead, or bismuth containing