Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 5180694 | Silicon-oxy-carbide glass method of preparation and articles Methyl silicone resins are pyrolized in a non-oxidizing atmosphere to form a translucent glass comprised of silicon, oxygen and carbon where silicon atoms are chemically bonded to carbon and oxygen atoms, but there are essentially no chemical bonds betwee... | 01/19/1993 |
| 5164152 | Method for reducing flow assisted corrosion of carbon steel components A method of reducing flow assisted corrosion of a carbon steel component exposed to flowing low-oxygen water is disclosed. The method comprises forming a coating of a platinum group metal on the carbon steel component, and providing a ratio of hydrogen to... | 11/17/1992 |
| 5154883 | Ruthenium tantalum intermetallic compounds containing iron or cobalt Intermetallic compounds of ruthenium and tantalum are disclosed comprising about 46 to 53 atomic percent tantalum and the balance substantially ruthenium. Another intermetallic compound is comprised of, about 45 to 54 atomic percent tantalum, up to about ... | 10/13/1992 |
| 5135709 | Method for reducing corrosion of components exposed to high-temperature water A method for lowering the corrosion potential on components formed from carbon steel, alloy steel, stainless steel, nickel based alloys, or cobalt based alloys, and exposed to high-temperature water comprised of oxidizing species, comprising: providing a ... | 08/04/1992 |
| 5133855 | Integral cap for electrode and electrode employing same A container for electrochemical reactants for an electrode is provided, as well as electrodes employing the same. The electrodes can withstand the rigorous environment of a nuclear reactor core. The design of the container reduces stresses in the electrod... | 07/28/1992 |
| 5134040 | Melt formed superconducting joint between superconducting tapes Superconducting tapes have an inner laminate comprised of a parent-metal layer selected from the group niobium, tantalum, technetium, and vanadium, a superconductive intermetallic compound layer on the parent-metal layer, and a reactive-metal layer that i... | 07/28/1992 |
| 5132385 | One part heat curable organopolysiloxane compositions Shelf stable heat curable mixtures of vinyl substituted organopolysiloxane fluid and siloxane hydride are provided. The one part polyorganosiloxane mixtures are catalyzed with an inclusion compound of a cyclodextrin and a complexing ligand such as, cyclop... | 07/21/1992 |
| 5124072 | Alkaline earth hafnate phosphor with cerium luminescence A phosphor comprising an effective amount of cerium to provide luminescence, and the balance substantially an oxide compound of hafnium and an alkaline earth from the group consisting of barium, strontium, calcium, and mixtures thereof, having substantial... | 06/23/1992 |
| 5121869 | Apparatus for solder joining metal tapes An apparatus for solder joining metal tapes to form laminated metal tapes comprises an alignment box having a base and a sidewall means extending therefrom to define a tapered inner channel extending through the box. The tapered channel having an entrance... | 06/16/1992 |
| 5122330 | Sensor for monitoring corrosion on a member in a nuclear reactor core An apparatus and method for monitoring corrosion to members within the core of a nuclear reactor, particularly fuel rod cladding. A sensor means is submerged inside the core of a nuclear reactor near the member of fuel rods. The sensor means is comprised ... | 06/16/1992 |
| 5120567 | Low frequency plasma spray method in which a stable plasma is created by operating a spray gun at less than 1 MHz in a mixture of argon and helium gas A low frequency RF plasma spray deposition method is provided, which is especially effective in reducing losses and improving particle heating. In one aspect of the invention, an RF plasma gun is operated in the frequency range below 1 MHz and an argon-he... | 06/09/1992 |
| 5118913 | Container and reference electrode for use in radiated aqueous environments A container for electrochemical reactants for an electrode is provided, as well as electrodes employing the same. The electrodes can withstand the rigorous environment of a nuclear reactor core. The design of the container reduces stresses in the electrod... | 06/02/1992 |
| 5116560 | Method of forming rare earth oxide ceramic scintillator with ammonium dispersion of oxalate precipitates A method of forming polycrystalline rare earth oxide ceramic scintillators formed by dissolving a mixture of oxides of the scintillator in an aqueous hydrochloric or nitric acid solution to form a rare earth solution, precipitating oxalates from the rare ... | 05/26/1992 |
| 5116559 | Method of forming yttria-gadolinia ceramic scintillator using hydroxide coprecipitation step A simplified method of forming polycrystalline translucent-to-transparent yttria-gadolinia composition scintillators comprises forming an aqueous suspension of hydroxide coprecipitates of the yttria-gadolinia composition, and converting the hydroxides to ... | 05/26/1992 |
| 5109593 | Method of melt forming a superconducting joint between superconducting tapes Superconducting tapes having an inner laminate comprised of a parent-metal layer, a superconductive alloy layer on the parent-metal, a reactive-metal layer, and an outer laminate soldered thereon are joined in a superconducting joint by the method of this... | 05/05/1992 |
| 5104746 | Length stabilized Nb-Sn wire and annealing method A method for contraction annealing niobium-tin wire is disclosed. An improved niobium-tin wire is provided by loosely winding the wire on a mandrel, or by coiling the wire on a circumferentially retractile mandrel, and contraction annealing the wire witho... | 04/14/1992 |
| 5102450 | Method for melting titanium aluminide alloys in ceramic crucible Gamma titanium aluminide alloys can be melted by a method comprising, melting a charge comprised of the titanium aluminide alloy and an effective amount of a metal from the group consisting of niobium, tantalum, tungsten, and molybdenum to reduce oxygen p... | 04/07/1992 |
| 5100598 | Method of forming yttria-gadolinia ceramic scintillator from ammonium dispersed oxalate precipitates A simplified method of forming polycrystalline translucent-to-transparent yttria-gadolinia scintillators comprises coprecipitating oxalates of the yttria-gadolinia composition, drying the oxalates at about 75° C. to 125° C., forming an aqueous suspensio... | 03/31/1992 |
| 5098540 | Method for depositing chromium coatings for titanium oxidation protection A coating comprised of a continuous film of about 1 to 10 microns of condensed high energy atoms of chromium is found to remain adherent on titanium substrates during repeated thermal recycling while providing substantial oxidation protection up to about ... | 03/24/1992 |
| 5097586 | Spray-forming method of forming metal sheet A metal composition is formed into a sheet by the method comprising; spray forming the metal composition to form a cylindrical deposit, and wire electric discharge machining the cylindrical deposit in a preselected spiral path parallel to the axis of the ... | 03/24/1992 |
| 5095189 | Method for reducing plasma constriction by intermediate injection of hydrogen in RF plasma gun Apparatus and a method for generating an RF plasma plume wherein hydrogen gas is introduced downstream of the means for injecting plasma gas in order to increase the coupling between the RF coil and the plume and to decrease heat loss to the plasma contai... | 03/10/1992 |
| 5082164 | Method of forming superconducting joint between superconducting tapes Superconducting tapes having an inner laminate comprised of a parent-metal layer, a superconductive alloy layer on the parent-metal, a reactive-metal layer, and an outer laminate soldered thereon are joined in a superconducting joint by the method of this... | 01/21/1992 |
| 5077140 | Coating systems for titanium oxidation protection Coatings that provide substantial oxidation protection for titanium substrates are comprised of a continuous coating of ductile MCrAl or ductile MCr alloys where M is at least one metal selected from the group consisting of iron, nickel, and cobalt. Ducti... | 12/31/1991 |
| 5073336 | Corrosion resistant zirconium alloys containing copper, nickel and iron Zirconium-based corrosion resistant alloys for use primarily as a cladding material for fuel rods in a boiling water nuclear reactor consist essentially of by weight percent about 0.5 to 2.0 percent tin, about 0.24 to 0.40 percent of a solute composed of ... | 12/17/1991 |
| 5070228 | Method for plasma spray joining active metal substrates A method for joining substrates of the active metals, such as niobium, tantalum, and titanium, and alloys of the active metals is disclosed. The substrates are joined in a deposit zone traversing areas to be joined on the substrates. The areas to be joine... | 12/03/1991 |
| 5061324 | Thermomechanical processing for fatigue-resistant nickel based superalloys Thermomechanical processing treatments for powder compacts formed from powdered superalloy compositions having a volume fraction of gamma prime greater than 35 percent are disclosed. Isothermal forging within critical ranges of strain rate and temperature... | 10/29/1991 |
| 5041248 | Process for making fine diameter ceramic fibers using a moldable ceramic composition A thermoplastic ceramic molding composition comprised of about 40 to 70 volume percent of a binder, consisting essentially of an organic acid containing from 12 to 26 carbon atoms per molecule and a polyisobutylene polymer having a molecular weight betwee... | 08/20/1991 |
| 5038645 | Wear resistant cutting tools and shaping method Wear resistant cutting tools are comprised of cutting tools implanted with at least one element selected from the group consisting of, chlorine, fluorine, bromine, iodine, sulfur, indium, gallium and tin. The elements are implanted within the cutting tool... | 08/13/1991 |
| 5032357 | Tri-titanium aluminide alloys containing at least eighteen atom percent niobium An improved titanium aluminide alloy contains from about 18 to 30 atomic percent aluminum, about 34 to 18 atomic percent niobium, with the balance titanium. In alloys of this invention a substatial portion of the microstructure, comprising at least about ... | 07/16/1991 |
| 5026516 | Corrosion resistant cladding for nuclear fuel rods A nuclear fuel element for use in the core of a nuclear reactor is disclosed having an improved corrosion resistant cladding. The cladding is comprised of zirconium alloys containing in weight percent 0.5 to 2.0 percent tin, or 0.5 to 2.5 percent bismuth,... | 06/25/1991 |
| 5024809 | Corrosion resistant composite claddings for nuclear fuel rods A nuclear fuel element for use in the core of a nuclear reactor is disclosed having an improved corrosion resistant cladding. The cladding is comprised of zirconium alloys containing in weight percent 0.5 to 2.0 percent tin, or 0.5 to 2.5 percent bismuth,... | 06/18/1991 |
| 5019330 | Method of forming improved tungsten ingots A method of forming tungsten ingots having improved uniformity of density and improved uniformity in distribution of dopant within the ingot is disclosed. Doped tungsten powder is disposed in a cylindrical mold having sealing means at both ends. The powde... | 05/28/1991 |
| 5011554 | Ruthenium aluminum intermetallic compounds Intermetallic compounds of ruthenium and aluminum are disclosed comprising about 40 to 51 atomic percent aluminum and the balance substantially ruthenium. The intermetallic compounds have a high hardness up to about 1150° C. and have good room temperatur... | 04/30/1991 |
| 4995919 | Method and apparatus for parting a deck of amorphous alloy ribbons A method and apparatus for parting a deck of amorphous alloy ribbons in one operation is disclosed. Force is applied to a deck of ribbons to place it under tension. A localized zone in the deck is compressed and rapidly heated to the softening temperature... | 02/26/1991 |
| 4990855 | Conductivity probe for use in the presence of high intensity nuclear radiation A conductivity probe able to withstand high water temperatures and pressures, and intense nuclear radiation is suitable for use within the core of the nuclear reactor. The probe is made with a ceramic insulator, such as sapphire, and a central electrode t... | 02/05/1991 |
| 4986957 | Corrosion resistant zirconium alloys containing copper, nickel and iron Zirconium-based corrosion resistant alloys for use primarily as a cladding material for fuel rods in a boiling water nuclear reactor consist essentially of by weight percent about 0.5 to 2.0 percent thin, about 0.24 to 0.40 percent of a solute composed of... | 01/22/1991 |
| 4985201 | Generator rotor steels A low-alloy steel suitable for use in generator rotors and having a combination of good strength and impact energy with a high magnetic permeability is disclosed. The low-alloy steels are comprised of in weight percent; about 3.5 to 5.25 percent nickel, a... | 01/15/1991 |
| 4983228 | Contraction pre-annealing superconducting wire for length stabilization followed by reaction annealing A method for contraction annealing niobium-tin wire is disclosed. An improved niobium-tin wire is provided by loosely winding the wire on a mandrel, or by coiling the wire on a circumferentially retractile mandrel, and contraction annealing the wire witho... | 01/08/1991 |
| 4981820 | Cellular silicon-oxy-carbide glass from foamed silicone resins Cellular glass structures are made by foaming select silicone resins. A foaming agent is reacted together with the silicone resin to form a foam that carries the resin as a continuous separate phase distributed throughout the foam. The foaming agent is re... | 01/01/1991 |
| 4924708 | Method for calculating crack lengths of conductive sensors A method is provided for measuring crack growth in a solid comprising a sensor utilizing potential or voltage drop measurements across a preformed and propagating crack. Preferably the sensor is representative of a structural component and is exposed to a... | 05/15/1990 |
