Matches 451 - 481 out of 481 < 1 2 3 4 5 6 7 8 9 10


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4135924 Filaments of zirconium-copper glassy alloys containing transition metal elements  
Continuous filaments of zirconium-copper glassy alloys containing at least one of the transition metal elements of iron, cobalt and nickel are disclosed. The filaments are substantially totally...
4133682 Cobalt-refractory metal-boron glassy alloys  
Glassy alloys containing cobalt and molybdenum or tungsten, together with low boron content, are disclosed. The glassy alloys of the invention consist essentially of about 5 to 12 atom percent...
4133679 Iron-refractory metal-boron glassy alloys  
Glassy alloys containing iron and molybdenum or tungsten, together with low boron content, are disclosed. The glassy alloys of the invention consist essentially of about 5 to 12 atom percent...
4133681 Nickel-refractory metal-boron glassy alloys  
Glassy alloys containing nickel and molybdenum or tungsten, together with low boron content, are disclosed. The glassy alloys of the invention consist essentially of about 5 to 12 atom percent...
4126287 Flexible electromagnetic shield comprising interlaced glassy alloy filaments  
A flexible electromagnetic shield is provided. The shield comprises interlaced filaments of at least one glassy metal alloy. The glassy alloy has a maximum permeability of at least about 25,000...
4126494 Magnetic transfer record film  
A magnetic transfer record film employed for magneto-optically reading magnetic record patterns. The magnetic transfer record film is formed, as the principal component, of an alloy of a heavy...
4122240 Skin melting  
A surface treatment for a class of metallic articles is described. The treatment involves the melting of a thin surface layer of the article by a concentrated energy source, within a narrow set of...
4118222 Glassy hafnium-beryllium alloys  
Glassy hafnium-beryllium alloys are provided comprising about 40 to 60 atom percent beryllium and the balance hafnium. The alloys evidence good corrosion resistance and are dimensionally stable in...
4116682 Amorphous metal alloys and products thereof  
A class of amorphous metal alloys is provided in which the alloys are rich in iron, nickel, cobalt, chromium and/or manganese. These alloys contain at least one element from each of three groups...
4116687 Glassy superconducting metal alloys in the beryllium-niobium-zirconium system  
Ductile metal alloys of compositions in the Be-Nb-Zr system are provided. The compositions consist essentially of about 20 to 45 atom percent beryllium, about 2.5 to 20 atom percent niobium and...
4113478 Zirconium alloys containing transition metal elements  
Zirconium alloys containing at least two of the transition metal elements of iron, cobalt and nickel are disclosed. The alloys consist essentially of at least two elements selected from the group...
4081298 Heat treatment of iron-nickel-phosphorus-boron glassy metal alloys  
A process is provided for improving magnetic properties of certain glassy metal alloys which comprises immersing toroidally wound cores of glassy metal alloy filaments in a thermally stable,...
4069045 Metal powder suited for powder metallurgical purposes, and a process for manufacturing the metal powder  
A steel powder suited for powder metallurgical purposes consists of an amorphous to compact-grained, essentially dendrite-free material with irregularly cornered particle shape. Such a steel...
4067732 Amorphous alloys which include iron group elements and boron  
Iron group-boron base amorphous alloys have improved ultimate tensile strength and hardness and do not embrittle when heat treated at temperatures employed in subsequent processing steps, as...
4064757 Glassy metal alloy temperature sensing elements for resistance thermometers  
Glassy metal alloys of compositions in the Be-Ti-Zr system suitable as temperature sensing elements for resistance thermometers are provided. The compositions consist essentially of about 20 to 45...
4063942 Metal flake product suited for the production of metal powder for powder metallurgical purposes, and a process for manufacturing the product  
A steel flake product, suitable for being crushed or ground to form a steel powder for powder metallurgical purposes, consists of a plurality of relatively thin, brittle and easily crushed,...
4059441 Metallic glasses with high crystallization temperatures and high hardness values  
Amorphous metallic alloys having substantial amounts of one or more of the elements of Mo, W, Ta and Nb evidence both high thermal stability, with crystallization temperatures ranging from about...
4056411 Method of making magnetic devices including amorphous alloys  
The disclosed magnetic devices, including a magnetically coupled conducting path, incorporate amorphous, low magnetostriction alloys of the general formula (Coa Feb Tc)i Xj, the "metallic"...
4053331 Method of making amorphous metallic alloys having enhanced magnetic properties by using tensile stress  
The magnetic properties of amorphous metallic alloys are improved significantly by application of stress to the alloy material. Selected alloys in ribbon form are subjected to controlled tensile...
4053333 Enhancing magnetic properties of amorphous alloys by annealing under stress  
A nickel based amorphous alloy in elongated ribbon form is subjected to a stress in the range of 20 to 40 kilograms per square millimeter, and is heated to temperatures below the melting point,...
4052201 Amorphous alloys with improved resistance to embrittlement upon heat treatment  
An improvement in resistance to embrittlement upon heat treatment of amorphous metal alloys containing iron, nickel, cobalt and/or chromium in the temperature range of about 200° to 350° C is...
4050931 Amorphous metal alloys in the beryllium-titanium-zirconium system  
Amorphous metal alloys are prepared from compositions in the beryllium-titanium-zirconium system. The compositions, in the form of long, continuous ribbon, are defined within an area on a ternary...
4038073 Near-zero magnetostrictive glassy metal alloys with high saturation induction  
A new series of glassy metal alloys with near-zero magnetostriction is disclosed. The glassy alloys have the composition (Cox Fe1-x)a Bb Cc, where x ranges from about 0.84 to 1.0, a ranges from...
4036638 Binary amorphous alloys of iron or cobalt and boron  
Binary amorphous alloys of iron or cobalt and boron have high mechanical hardnesses and soft magnetic properties and do not embrittle when heat treated at temperatures employed in subsequent...
3986867 Iron-chromium series amorphous alloys  
Iron-chromium series amorphous alloys having excellent mechanical properties, high heat resistance and corrosion resistance consisting essentially of 1-40 atomic % of chromium, 7-35 atomic % of at...
3955039 Aluminum tantalum layers for electronic devices  
Al-Ta alloy films containing 2 to 20 atomic % of Ta in Al exhibit an improved temperature stability. An Al-alloy film containing 7 atomic % of Ta has a resistivity of 60μΩ cm, a temperature...
3899820 Method of producing a dispersion-strengthened aluminum alloy article  
Aluminium alloy articles of high strength and high resistance to temperature softening are produced by spraying droplets of selected aluminium alloy entrained in a stream of gas onto a substrate...
3856513 NOVEL AMORPHOUS METALS AND AMORPHOUS METAL ARTICLES  
Novel metal alloy compositions which are obtained in the amorphous state and are superior to such previously known alloys based on the same metals are provided; these new compositions are easily...
3847679 DIRECTIONAL EUTECTOID COMPOSITES BY SOLID-STATE UP-TRANSFORMATION  
A eutectoid type alloy is heated to a temperature above its eutectoid temperature to form the high temperature single solid phase which is then quenched to retain it at about room temperature. The...
3644863 METALLIC RESISTANCE THERMOMETER  
A class of alloys, when converted to amorphous form by quenching from the molten state, is useful for sensing temperature by virtue of a temperature coefficient of electrical resistivity that is...
3427154 AMORPHOUS ALLOYS AND PROCESS THEREFOR  

Matches 451 - 481 out of 481 < 1 2 3 4 5 6 7 8 9 10