Class 420/477 - Zinc containing

Subclass of Class 420 - Alloys or metallic compositions
Definition: Alloy, or metallic composition which additionally contains zinc.
No. of applications: 35
Last issue date: 02/16/2012

Application No.	Application Title	Issue Date
20120039743	COPPER ALLOY SHEET FOR ELECTRIC AND ELECTRONIC PARTS A Cu—Fe—P alloy sheet that is provided with the high strength and with the improved resistance of peel off of oxidation film, in order to deal with problems such as package cracks and peeling, is provided. A copper alloy sheet for electric and electronic parts accor...	02/16/2012
20120039742	COPPER ALLOY SHEET FOR ELECTRIC AND ELECTRONIC PARTS A Cu—Fe—P alloy sheet that is provided with the high strength and with the improved resistance of peel off of oxidation film, in order to deal with problems such as package cracks and peeling, is provided. A copper alloy sheet for electric and electronic parts accor...	02/16/2012
20120039741	COPPER ALLOY SHEET FOR ELECTRIC AND ELECTRONIC PARTS A Cu—Fe—P alloy sheet that is provided with the high strength and with the improved resistance of peel off of oxidation film, in order to deal with problems such as package cracks and peeling, is provided. A copper alloy sheet for electric and electronic parts accor...	02/16/2012
20110200480	COPPER ALLOY MATERIAL FOR ELECTRIC/ELECTRONIC PARTS A copper alloy material for electric/electronic parts, containing Co in an amount of 0.7 to 2.5 mass % and Si in an amount that gives a mass ratio of Co and Si (Co/Si ratio) within the range from 3.5 to 4.0, with the balance being Cu and unavoidable impurities, wherein ...	08/18/2011
20110200479	COPPER ALLOY MATERIAL FOR ELECTRIC/ELECTRONIC PARTS A copper alloy material for electric/electronic parts, containing Co and Si as additive elements, wherein, a compound A is dispersed, which is composed of Co and Si and has an average particle diameter of 5 nm or more but less than 50 nm, and at least one compound is di...	08/18/2011
20110176956	VARIABLE KARAT GOLD ALLOYS A gold alloy that is usable for jewelry and other applications. The gold alloy is made by combining Y % gold with Z % of a master alloy, wherein Y+Z=100. The master alloy includes 16% silver, 71.771% copper, 12% zinc and 0.229% X, wherein X being selected from the group...	07/21/2011
20110056591	BRASS ALLOY POWDER, BRASS ALLOY EXTRUDED MATERIAL, AND METHOD FOR PRODUCING THE BRASS ALLOY EXTRUDED MATERIAL Brass alloy powder has a brass composition formed by a mixed phase of α-phase and β-phase, and contains 0.5 to 5.0 mass % of chromium. The chromium includes a component that is solid-solved in a mother phase of brass, and a component that is precipitated at crystal gr...	03/10/2011
20100303667	NOVEL LEAD-FREE BRASS ALLOY The invention relates to brass alloys that are substantially lead-free. In the alloys of the invention, lead is replaced with tellurium sulfur or blends of tellurium and sulfur resulting in alloys that exhibit excellent machinability and conductivity....	12/02/2010
20100284852	EQUESTRIAN BIT MOUTHPIECE FROM COPPER ALLOY Equestrian bits are manufactured with the mouthpiece component comprising a copper alloy with composition; 65-80% by weight copper, 0-2% tin and the remainder being zinc including other elements. In a further embodiment, the copper alloy comprises 70-73% copper, 0.9-1.2...	11/11/2010
20100226815	Lead-Free Brass Alloy The invention relates to brass alloys that are substantially lead-free. In the alloys of the invention, lead is replaced with tellurium resulting in alloys that exhibit excellent machinability and conductivity....	09/09/2010
20100140439	Superelastic Alloy Structural Geometry for Ultrahigh Mechanical Damping A mechanical structure is provided with a crystalline superelastic alloy that is characterized by an average grain size and that is characterized by a martensitic phase transformation resulting from a mechanical stress input greater than a characteristic first critical ...	06/10/2010
20100135848	Lead-free free-cutting silicon brass alloy The present invention supplies a lead-free free-cutting silicon brass alloy with high zinc which preferably comprises 35.0 to 42.0 wt % Zn, 0.1 to 1.5 wt % Si, 0.03 to 0.3 wt % Al, 0.01 to 0.36 wt % P, 0.01 to 0.1 wt % Ti, 0.001 to 0.05 wt % rare earth metals selected f...	06/03/2010
20100058578	METHOD OF MAKING AND USING COMPOSITION AND ENERGY STORAGE DEVICE A method is provided that includes forming brass from zinc powder and copper powder in the presence of a sodium electrolyte. In one aspect, an electrochemical cell is loaded with copper and zinc, the electrochemical cell is heated, and at least one charge/discharge cycl...	03/11/2010
20100061884	WHITE-COLORED COPPER ALLOY WITH REDUCED NICKEL CONTENT Disclosed is a white-colored copper alloy comprising by weight up to 30% zinc, up to 20% manganese, up to 5% nickel with the balance copper. This alloy may have from 6% to 25% zinc, from 4% to 17% manganese, from 0.1% to 3.5% nickel and the balance copper. The balance c...	03/11/2010
20090317291	VARIABLE KARAT GOLD ALLOYS A gold alloy that is usable for jewelry and other applications. The gold alloy is made by combining Y % gold with Z % of a master alloy, wherein Y+Z=100. The master alloy includes 16% silver, 71.771% copper, 12% zinc and 0.229% X, wherein X being selected from the group...	12/24/2009
20090311126	LEAD-FREE FREE-CUTTING PHOSPHOROUS BRASS ALLOY AND ITS MANUFACTURING METHOD Considering the solid solubility of P in the matrix of copper will be decreased rapidly with the temperature decrease and form the brittle intermetallic compounds Cu₃P with Cu, the present invention elects P as one of the main elements for ensuring the excell...	12/17/2009
20090280026	COPPER-ZINC-SILICON ALLOY, PRODUCTS USING THE ALLOY AND PROCESSES FOR PRODUCING THE ALLOY A Cu—Zn—Si alloy includes, in % by weight, 70 to 80% of copper, 1 to 5% of silicon, to 0.5% of boron, up to 0.2% of phosphorus and/or up to 0.2% of arsenic, a remainder of zinc, plus inevitable impurities. Products using the alloy and processes for producing the all...	11/12/2009
20090263272	Lead-free free-machining brass having improved castability There is provided a brass free from lead (Pb) and possessing excellent machinability, castability, mechanical properties and other properties. A brass consisting of not less than 55% by weight and not more than 75% by weight of copper (Cu), not less than 0.3% by weight ...	10/22/2009
20090239094	Cu-Zn Alloy Strip Superior in Thermal Peel Resistance of Sn Plating and Sn Plating Strip Thereof A Cu—Zn alloy strip and Sn plating strip thereof having improved thermal peel resistance of Sn Plating is provided. In a Cu—Zn alloy strip comprising 15 to 40% by mass of Zn and a balance of Cu and unavoidable impurities, the total concentration of P, As, Sb and Bi ...	09/24/2009
20090224379	COPPER ALLOY SHEET AND QFN PACKAGE A QFN package is provided with a lead frame formed by processing a copper alloy sheet containing 0.01 to 0.50% by mass Fe, 0.01 to 0.20% by mass P, and Cu and inevitable impurities as other components, having a micro Vickers hardness of 150 or above, a uniform elongatio...	09/10/2009
20090010797	COPPER ALLOY PLATE FOR ELECTRIC AND ELECTRONIC PARTS HAVING BENDING WORKABILITY A Cu—Fe—P copper alloy sheet which has the high strength and the high electrical conductivity compatible with excellent bendability is provided. The Cu—Fe—P copper alloy sheet contains 0.01% to 3.0% of Fe and 0.01% to 0.3% of P on a percent by mass basis wherein...	01/08/2009
20080318076	ALLOY FOR ORNAMENTAL ARTICLES Alloy for ornamental articles comprising a non-precious metal base and one or more precious metal alloying elements. The latter are present in an alloy, in combination or individually, with a content by weight chosen from the range of between 0.1/1000 and 100/1000. The ...	12/25/2008
20080253924	Master Alloy for Casting a Modified Copper Alloy and Casting Method Using the Same An advantage of the invention is to provide a master alloy used in a casting of a modified copper alloy, grains of which can be refined during a melt-solidification, and also a method of casting a modified copper alloy using the same. In or...	10/16/2008
20080202653	Extrusion of a Metal Alloy Containing Copper and Zinc The invention relates to a method for producing a metal alloy product (19) containing at least some amount of β-phase brass by extrusion, a metal alloy product produced by extrusion of metal alloy containing at least some amount of β-phase brass, an extrusion d...	08/28/2008
20080075625	Conductive Material Comprising an Me-Dlc Hard Material Coating The invention relates to a conductive material consisting of an alloy that contains copper, for use as a plug-in or clip connection. Said material comprises a cover layer that is deposited on at least some sections of the contact surface, said layer consisting at least ...	03/27/2008
20080056930	COPPER ALLOY AND METHOD OF PRODUCING SAME To obtain a copper alloy having a tensile strength of 700 N/mm²or more and a conductivity of 60% IACS or more, a copper alloy of the present invention comprises from 0.8 mass % to 1.8 mass % of Co, from 0.16 mass % to 0.6 mass % of Si, and the balance of Cu ...	03/06/2008
20070169855	Copper alloy Disclosed is a copper alloy. The copper alloy consists essentially of Cu : 69 to 88 mass %, Si : 2 to 5 mass %, Zr: 0.0005 to 0.04 mass %, P : 0.01 to 0.25 mass %, and Zn : balance; has relation of, in terms of a content of an element a, [a] mass %, f0=[Cu]−3.5[Si]−...	07/26/2007
20070062615	FREE-CUTTING COPPER ALLOY CONTAINING VERY LOW LEAD The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 71.5 to 78.5 per...	03/22/2007
20060231171	Method for adding boron to metal alloys A method to grain refine and deoxidize a precious metal alloy or a master alloy includes the steps of (a) forming a precursor melt consisting essentially of constituents of the precious metal alloy or master alloy and inevitable impurities; (b) dispersing a compound sel...	10/19/2006
20060210790	Thermoelectric module and solder therefor A thermoelectric module comprises a plurality of thermoelectric elements which are arranged between a pair of substrates having electrode patterns and which are bonded with the electrode patterns via solder in which at least one dispersion phase is dispersed into a matr...	09/21/2006
20060171841	Reticulated liquid treatment devices with electric power source The present invention relates to devices for treating liquids, and methods for treating liquids, particularly by using such devices. Reticulated electrode structures with a high proportion of surface area to volume are formed with at least two metals, and are coupled in...	08/03/2006
20060078458	Copper-zinc-silicon alloy, products using the alloy and processes for producing the alloy A Cu—Zn—Si alloy includes, in % by weight, 70 to 80% of copper, 1 to 5% of silicon, 0.0001 to 0.5% of boron, up to 0.2% of phosphorus and/or up to 0.2% of arsenic, a remainder of zinc, plus inevitable impurities. Products using the alloy and processes for producing ...	04/13/2006
20050247381	Copper/zinc alloys having low levels of lead and good machinability The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 69 to 79 percent...	11/10/2005
20050161126	High-strength high-conductivity copper alloy Disclosed is a copper alloy containing Fe of 0.01 to 0.5% and P of 0.01 to 0.3% in mass with the balance consisting of copper and unavoidable impurities, wherein the mass content ratio of Fe to P, namely Fe/P, is in the range from 0.5 to 6.0 and the volume fraction and ...	07/28/2005
20050092401	Copper/zinc alloys having low levels of lead and good machinability The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 69 to 79 percent...	05/05/2005

PatentStorm

Bizarre Patents

PatentStorm News

Class 420/477 - Zinc containing