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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7384597 | Organic silver salt composition and manufacturing method thereof and photothermographic material An organic silver salt composition used for thermally developable photothermographic material is disclosed, comprising at least two organic acids differing in melting point and their silver salts, wherein a silver salt of a lower-melting organic acid account for 10 ... | 06/10/2008 |
| 7220326 | Nickel-base alloy A family of castable and weldable nickel-base alloys that exhibit a desirable balance of strength and resistance to corrosion and oxidation suitable for gas turbine engine applications. A first alloy consists essentially of, by weight, 1 8% to 20% cobalt, 22.2% to 2... | 05/22/2007 |
| 7208116 | Nickel base superalloy A nickel base superalloy comprising 14.0 to 20.0 wt % cobalt, 13.5 to 17.0 wt % chromium, 2.5 to 4.0 wt % aluminium, 3.4 to 5.0 wt % titanium, 0 to 3.0 wt % tantalum, 3.8 to 5.5 wt % molybdenum, 0.035 to 0.07 wt % carbon, 0.01 to 0.04 wt % boron, 0.055 to 0.075 wt %... | 04/24/2007 |
| 7165325 | Welding material, gas turbine blade or nozzle and a method of repairing a gas turbine blade or nozzle A welding material composition, which is a nickel based super alloy having γ′ phase and chromium carbides precipitated. The composition comprising 18 to 25% by weight of Co, 15 to 20% by weight of Cr, 1.5 to 5.5% by weight of Al, 5 to 14% by weight of W, 0.05 to ... | 01/23/2007 |
| 7052782 | High-temperature protection layer A high-temperature protection layer contains (% by weight) 23 to 27% Cr, 4 to 7% Al, 0.1 to 3% Si, 0.1 to 3% Ta, 0.2 to 2% Y, 0.001 to 0.01% B, 0.001 to 0.01% Mg and 0.001 to 0.01% Ca, remainder Ni and inevitable impurities. Optionally, the Al content is in a range ... | 05/30/2006 |
| 7014723 | Nickel-base alloy Castable and weldable nickel-base alloys that exhibit a desirable balance of strength and resistance to corrosion and oxidation suitable for gas turbine engine applications. The alloy contains, by weight, about 10% to about 25% cobalt, about 20% to about 28% chromiu... | 03/21/2006 |
| 7005015 | High-temperature-resistant component and process for producing the high-temperature-resistant component A high-temperature component made of a nickel super-alloy has the following composition in wt %: 11–13% of Cr, 3–5% of W, 0.5–2.5% of Mo, 3–5% of Al, 3–5% of Ti, 3–7% of Ta, 1–5% of Re and a remainder formed of nickel. A corresponding component which i... | 02/28/2006 |
| 6974508 | Nickel base superalloy turbine disk A low solvus, high refractory alloy having unusually versatile processing mechanical property capabilities for advanced disks and rotors in gas turbine engines. The nickel base superalloy has a composition consisting essentially of, in weight percent, 3.0–4.0 Al, ... | 12/13/2005 |
| 6969431 | High temperature powder metallurgy superalloy with enhanced fatigue and creep resistance A nickel based superalloy composition comprising 16.0 to 20.0 weight % Co, 9.5 to 11.5 weight % Cr, 1.8 to 3.0 weight % Mo, 4.3 to 6.0 weight % W, 3.0 to 4.2 weight % Al, 3.0 to 4.4 weight % Ti, 1.0 to 2.0 weight % Ta, 0.5 to 1.5 weight % Nb, 0.01 to 0.05 weight % C... | 11/29/2005 |
| 6926778 | Austenitic stainless steel excellent in high temperature strength and corrosion resistance, heat resistant pressurized parts, and the manufacturing method thereof An austenitic stainless steel suited for ultra supercritical boilers, which consists of C: 0.03-0.12%, Si: 0.1-1%, Mn: 0.1-2%, Cr: not less than 20% but less than 28%, Ni: more than 35% but not more than 50%, W: 4-10%, Ti: 0.01-0.3%, Nb: 0.01-1%, sol. Al: 0.0005-0.0... | 08/09/2005 |
| 6902633 | Nickel-base-alloy A nickel-base alloy consists of, by weight, about 15.0 to about 17.0% chromium, about 7.0 to about 10.0% cobalt, about 1.0 to about 2.5% molybdenum, about 2.0 to about 3.2% tungsten, about 0.6 to about 2.5% columbium, less than 1.5% tantalum, about 3.0 to about 3.9%... | 06/07/2005 |
| 6866727 | High temperature powder metallurgy superalloy with enhanced fatigue and creep resistance A nickel based superalloy composition comprising about 16.5 to about 20.5 weight % Co, about 9.5 to about 12.5 weight % Cr, about 1.8 to about 3.2 weight % Mo, about 4.25 to about 6.0 weight % W, about 3.0 to about 4.2 weight % Al, about 3.0 to about 4.4 weight % Ti... | 03/15/2005 |
| 6818077 | High-strength Ni-base superalloy and gas turbine blades A nickel-based superalloy containing 12.0 to 16.0% by weight of Cr, 4.0 to 9.0% by weight of Co, 3.4 to 4.6% by weight of Al, 0.5 to 1.6% by weight of Nb, 0.05 to 0.16% by weight of C, 0.005 to 0.025% by weight of B, and at least one of Ti, Ta and Mo. Amounts of Ti,... | 11/16/2004 |
| 6740177 | Nickel-base alloy A castable and weldable nickel-base alloy that exhibits a desirable balance of strength and resistance to corrosion and oxidation suitable for gas turbine engine applications. A suitable composition for the alloy consists essentially of, by weight, 10% to 25% cobalt... | 05/25/2004 |
| 6730264 | Nickel-base alloy A nickel-base alloy includes, in weight percent, up to about 0.10 percent carbon; about 12 up to about 20 percent chromium; up to about 4 percent molybdenum; up to about 6 percent tungsten, wherein the sum of molybdenum and tungsten is at least about 2 percent and n... | 05/04/2004 |
| 6702906 | Ni-base heat resistant alloy and welded joint thereof A Ni-base heat resistant alloy excellent in weldability and strength at elevated temperatures and suited for use in manufacturing cracking furnace tubes and reformer furnace tubes to be used in ethylene plants as well as a welded joint therefor is provide... | 03/09/2004 |
| 6696176 | Superalloy material with improved weldability A fusion weldable superalloy containing 0.005-0.5 wt. % scandium. In one embodiment, the superalloy may have a composition similar to IN-939 alloy, but having added scandium and having only 0.005-0.040 wt. % zirconium. A gas turbine component may be forme... | 02/24/2004 |
| 6544668 | Ductile filler metal alloys for welding nickel aluminide alloys Nickel aluminum alloys are welded utilizing a nickel based alloy containing zirconium but substantially free of titanium and niobium which reduces the tendency to crack.... | 04/08/2003 |
| 6537393 | High temperature thermal processing alloy A nickel base alloy for high temperature thermal processing hardware requiring ultra-low spallation and metal loss rates in oxidizing and nitriding atmospheres for use in wire mesh belting, thermocouple sheathing, resistive heating elements, heat sensing ... | 03/25/2003 |
| 6491769 | Ni-Co-Cr high temperature strength and corrosion resistant alloy A high strength, corrosion resistant Cr--Co--Ni base alloy for long-life service at 530° C. to 820° C. containing in % by weight about 23.5-25.5% Cr, 15.0-22.0% Co, 0.2-2.0% Al, 0.5-2.5% Ti, 0.5-2.5% Nb, up to 2.0% Mo, up to 1.0% Mn, 0.3-1.0% Si, up to ... | 12/10/2002 |
| 6458318 | Heat resistant nickel base alloy A heat resistant Ni base alloy comprises, on a mass% basis, 0.1% or less C, 2% or less Si, 2% or less Mn, 0.005% or less S, 10 to 25% Cr, 2.1 to less than 4.5% Al, 0.08% or less N, 0.001 to 1% in total of one or more elements of B: 0.03% or less, Zr: 0.2%... | 10/01/2002 |
| 6284392 | Superalloys with improved weldability for high temperature applications A cast nickel-base superalloy component (10) is made having a composition containing small amounts of both boron and zirconium which are effective in combination to provide increased weldability, where such alloy is adapted for welding by weld (18) to a s... | 09/04/2001 |
| 6270719 | Modified electrochemical hydrogen storage alloy having increased capacity, rate capability and catalytic activity A modified Ti--V--Zr--Ni--Mn--Cr electrochemical hydrogen storage alloy which has at least one of the following characteristics: 1) an increased charge/discharge rate capability over that the base Ti--V--Zr--Ni--Mn--Cr electrochemical hydrogen storage all... | 08/07/2001 |
| 6242113 | Welding alloy and articles for use in welding, weldments and methods for producing weldments A nickel, chromium, iron alloy for use in producing weld deposits. The alloy comprises, in weight percent, about 27 to 31.5 chromium; about 7 to 11 iron; about 0.005 to 0.05 carbon; less than about 1.0 manganese, preferably 0.30 to 0.95 manganese; about 0... | 06/05/2001 |
| 6238620 | Ni3Al-based alloys for die and tool application A novel Ni3 Al-based alloy exhibits strengths and hardness in excess of the standard base alloy IC-221M at temperatures of up to about 1000° C. The alloy is useful in tool and die applications requiring such temperatures, and for structural el... | 05/29/2001 |
| 6231692 | Nickel base superalloy with improved machinability and method of making thereof Machineable nickel base alloy casting, consisting essentially of, in weight %, about 12.5% to 15% Cr, about 9.00% to 10.00% Co, about 3.70% to 4.30% Mo, about 3.70% to 4.30% W, about 2.80% to 3.20% Al, about 4.80% to 5.20% Ti, about 0.005% to 0.02% B, up ... | 05/15/2001 |
| 6210635 | Repair material A composition comprises cobalt; chromium; carbon; boron; zirconium; aluminum; at least one refractory material; and nickel. The composition is used as a repair material for repairing superalloy articles in a repair process.... | 04/03/2001 |
| 6132535 | Process for the heat treatment of a Ni-base heat-resisting alloy Provided is a process for improving alloy properties which can improve the high-temperature ductility of a Ni-base heat-resisting alloy while maintaining its excellent high-temperature strength and weldability. Specifically, it relates to a process for th... | 10/17/2000 |
| 6106767 | Stress rupture properties of nickel-chromium-cobalt alloys by adjustment of the levels of phosphorus and boron Nickel-base alloys with improved elevated temperature creep and stress rupture lives are disclosed which are particularly useful for components in gas turbine engines exposed to high temperatures and stresses for long periods of time. The alloys are nicke... | 08/22/2000 |
| 6039919 | High corrosion resisting alloy for diesel engine valve A high corrosion resisting alloy for use in inlet and exhaust valves of diesel engines which is low in cost and excellent in corrosion resistance and strength, which consists by weight percentage of Cࣘ0.1%, Siࣘ1.0%, Mnࣘ1.0%, 25% | 03/21/2000 |
| 5939204 | Article for transporting a hot, oxidizing gas An article that is used to transport a hot oxidizing gas, in particular a flue gas in a gas turbine, has a surface acted upon by the gas. This surface is formed by an alloy which has 10 to 40 wt. % chrome, 1 to 20 wt. % gallium and optionally other specif... | 08/17/1999 |
| 5900078 | High-temperature sulfidation-corrosion resistant nickel-base alloy A high-temperature sulfidation-corrosion resistant nickel-base alloy includes 12~15 weight % of cobalt, 18~21 weight % of chromium, 3.5~5 weight % of molybdenum, 0.02~0.1 weight % of carbon, at most 2.75 weight % of titanium, and at least 1.6 weight % of ... | 05/04/1999 |
| 5815792 | Nickel-based superalloys with high temperature stability A nickel-based superalloy possessing good mechanical properties when hot regarding traction, creep and cracking resistance has a chemical composition which comprises, in percentages by weight: Co 14.5 to 15.5 ; Cr 12 to 15 ; Mo 2 to 4.5 : Al 2.5 to 4; Ti ... | 09/29/1998 |
| 5626987 | Hydridable material for the negative electrode in a nickel-metal hydride storage battery A monophase hydridable material for the negative electrode of a nickel-metal hydride storage battery with a "Lave's phase" structure of hexagonal C14 type (MgZn2) has the general formula: Zr1-x Tix Nia Mnb... | 05/06/1997 |
| 5599385 | High temperature-resistant corrosion protection coating for a component, in particular a gas turbine component A protective coating resistant to corrosion at medium and high temperatures is applied on a nickel-based or cobalt-based superalloy component. The protective coating essentially consists of the following elements (in percent by weight): 25 to 40% nickel, ... | 02/04/1997 |
| 5582635 | High temperature-resistant corrosion protection coating for a component in particular a gas turbine component A protective coating resistant to corrosion at medium and high temperatures is applied on a nickel-based or cobalt-based superalloy component. The protective coating essentially consists of the following elements (in percent by weight): 25 to 40% nickel, ... | 12/10/1996 |
| 5543109 | Heat resistant high chromium austenitic alloy excellent in strength at elevated temperatures A high Cr austenitic heat resistant alloy excellent in high temperature strength which essentially consists of, in weight percent, from more than 0.02% to 0.10% C, not more than 1.0% Si, not more than 2.0% Mn, 28 to 38% Cr, 35 to 60% Ni, from more than 0.... | 08/06/1996 |
| 5529642 | Nickel-based alloy with chromium, molybdenum and tantalum A nickel-based alloy which is excellent not only in anti-corrosion properties but also in workability is disclosed. The alloy contains 15 to 35 weight % of chromium; 6 to 24 weight % of molybdenum; wherein the sum of chromium plus molybdenum is no greater... | 06/25/1996 |
| 5384209 | Hydridable material for the negative electrode of a nickel-hydride storage cell The present invention provides a hydridable material for the negative electrode of a nickel-hydride storage cell mainly comprising a Laves phase of the C14 hexagonal type (MgZn2), characterized by the general formula: ##EQU1## where A... | 01/24/1995 |
| 5294239 | Nickel-base superalloy In section bars and shaped bodies made of nickel-base superalloys having a structure consisting of columnar grains, a complete recrystallization cannot be effected unless the heating-up rate is kept below a maximum heating-up rate Tmax, which d... | 03/15/1994 |
