Alloys or metallic compositions inventions 10/06

20060239852 - Nickel alloy composition: A nickel alloy composition, having particular utility for forming an oxidation resistant blade tip on a turbine blade, preferably has a composition substantially as defined by the nominal composition Cr 4.5 wt %; Al 6 wt %; Co 4 wt %; Ta 6 wt %; Re 4 wt %; Hf...

20060239853 - Copper alloy and process for producing the same: n

20060239854 - Electrical contact and electrical equipment including the same: An electric contact of high performance that is constituted of a Cd-free Ag alloy posing no toxic problem, excels in insulating capability and can ensure stability of brazing and consumption characteristics and that can be used in a breaker or high-load electromagnetic switch; and electrical equipment including the electric contact....

20060239855 - Reflow soldering method using pb-free solder alloy and hybrid packaging method and structure: A hybrid mounting method using a Pb-free solder alloy including a reflow soldering step of soldering a surface mounting component 2 to at least the upper surface of a circuit board 1 using a Pb-free solder paste comprising an alloy based on Sn-(1-4)Ag-(0-1)Cu-(7-10)In (unit, mass %)-based alloy, an insertion step...

20060233659 - Hydrogen storage metal alloy and production thereof: A process for producing hydrogen storage metal alloys having a body-centered cubic structure-type main phase enabling the adsorption and desorption of hydrogen is provided which comprises the steps of: (1) melting a starting alloy brought to a predetermined element ratio to form a uniform heat (melting step), (2) keeping the...

20060228249 - Castable magnesium alloys: This invention relates to magnesium-based alloys particularly suitable for casting applications where good mechanical properties at room and at elevated temperatures are required. The alloys contain: 2 to 4.5% by weight of neodymium; 0.2 to 7.0 of at least one rare earth metal of atomic No. 62 to 71; up...

20060222555 - Reduction of fouling in thermal processing of olefinic feedstocks: Reduction of fouling in a thermal process for treating feed streams comprising naphtha, pyrolysis oils or a mixture thereof said feed stream having a combined olefinic content from 10 to 50 weight % and the balance inert hydrocarbons at a temperature from 100° C. to 300° C. which comprises decreasing...

20060222556 - Heat resistant magnesium die casting alloys: A heat resistant magnesium die casting alloy simultaneously improved in heat resistance and castability and expanded in range of application is provided. It comprises, includes, by wt %, the following composition: Al: over 6% to not more than 10 %, Ca: 1.8 to 5%, Sr: 0.05 to 1.0%, Mn: 0.1...

20060222557 - Ni-cr-co alloy for advanced gas turbine engines: A wrought age-hardenable nickel-chromium-cobalt based alloy suitable for use in high temperature gas turbine transition ducts possessing a combination of three specific key properties, namely resistance to strain age cracking, good thermal stability, and good creep-rupture strength contains in weight percent 17 to 22 chromium, 8 to 15 cobalt, 4.0...

20060222558 - Group i-iii-vi quaternary or higher alloy semiconductor films: This invention relates to group IB-IIIA. VIA quaternary or higher alloys. More particularly, this invention relations to group IB-IIIA-VIA quaternary or pentenary alloys which are suitable for use as semiconductor films. More specifically, the invention relates to quaternary or pentenary alloys which are substantially homogeneous and are characterized by an...

20060222559 - Pb-free solder alloy compositions comprising essentially tin(sn), silver(ag), copper(cu), and phosphorus(p): A Pb-free solder alloy based on Sn as matrix is provided, which is a metal that has no toxicity and is environmental friendly. The Pb-free solder comprises a tetra-nary composition consisting essentially of about 99.0 weight % Sn, 0.3 to 0.4 weight % Ag, and 0.6 to 0.7 weight %...