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| Number | Title | Issue Date |
| 7771650 | Material and uses thereof A material comprising cobalt (Co), platinum (Pt) and phosphorus (P) having a composition of 94-98 wt % Co, 0-1 wt % Pt and 2-4 wt % P. The material may be subjected to annealing at a temperature between 100 and 500 degrees Celsius. The material is formed by electrop... | 08/10/2010 |
| 7381282 | Co alloy target and its production method, soft magnetic film for perpendicular magnetic recording and perpendicular magnetic recording medium A Co alloy target comprising 1 to 10 atomic % of Zr and 1 to 10 atomic % of Nb and/or Ta, the balance being unavoidable impurities and Co, is produced by rapidly solidifying a melt of the Co alloy to produce an alloy powder, classifying the alloy powder to maximum p... | 06/03/2008 |
| 7347885 | Synthesis of metal nanoparticle compositions from metallic and ethynyl compounds A process of making metal nanoparticles comprising the steps of: providing a precursor composition comprising at least one metallic compound and at least one organic compound; wherein the organic compound is selected from the group consisting of an ethynyl compound,... | 03/25/2008 |
| 7314530 | Press and magnet manufacturing method A press machine 10 includes a die 12 with a through hole 12a that defines a cavity, a first press surface 14a and a second press surface 16a for pressing a magnetic powder 18 loaded in the cavity, and ma... | 01/01/2008 |
| 7261856 | Electromigration effect-insignificant alloys and the alloys' designing method This invention takes advantage of the characteristics that the effective charge numbers of different metals have different values and even with different signs, and alloys are prepared with the metals of different signs of effective charge numbers. The effective cha... | 08/28/2007 |
| 7258721 | Carbon-containing nickel-particle powder and method for manufacturing the same Carbon-containing nickel-particle powder is provided. The carbon-containing nickel-particle powder has improved shrinkage property when fired due to the presence of carbon. Also, the carbon-containing nickel-particle powder has a very restricted degree of forming ag... | 08/21/2007 |
| 7192491 | Increased damping of magnetization in magnetic materials In order to dampen magnetization changes in magnetic devices, such as magnetic tunnel junctions (MTJ) used in high speed Magnetic Random Access Memory (MRAM), a transition metal selected from the 4d transition metals and 5d transition met... | 03/20/2007 |
| 7182801 | Non-magnetic nickel powders and method for preparing the same Provided are non-magnetic nickel powders and a method for preparing the same. The nickel powders have non-magnetic property and a HCP crystal structure. The method include (a) dispersing nickel powders with a FCC crystal structure in an organic solvent to prepare a ... | 02/27/2007 |
| 7022303 | Single-crystal-like materials Polycrystalline materials of macroscopic size exhibiting Single-Crystal-Like properties are formed from a plurality of Single-Crystal Particles, having Self-Aligning morphologies and optionally ling morphology, bonded together and aligned along at least one, and up ... | 04/04/2006 |
| 6986951 | Cobalt-based alloy for the coating of organs subject to erosion by liquid The present invention relates to a cobalt-based alloy for the coating of organs subject to erosion by liquid comprising chromium 28–32% by weight, tungsten 6–8% by weight, silicon 0.1–2% by weight, carbon 1.2–1.7% by weight, nickel 3–6% by weight, molybden... | 01/17/2006 |
| 6984458 | Method for treating organs subject to erosion by liquids and anti-erosion coating alloy The present invention relates to a method for treating organs subject to erosion by liquids, in particular vapour turbine components, which contemplates laser plating with a cobalt-based alloy comprising chromium from 28 to 32% by weight; tungsten from 5 to 7% by we... | 01/10/2006 |
| 6946097 | High-strength high-temperature creep-resistant iron-cobalt alloys for soft magnetic applications A high strength and creep resistant soft magnetic Fe—Co alloy includes, in weight %, Fe and Co such that the difference between the Fe and Co is at least 2%, at least 35% Co, and 2.5%≦(V+Mo+Nb), wherein 0.4%≦Mo and/or 0.4%≦Nb. This alloy can further include ... | 09/20/2005 |
| 6921422 | Ductile binder phase for use with A1MgB14 and other hard materials This invention relates to a ductile binder phase for use with AlMgB14 and other hard materials. The ductile binder phase, a cobalt-manganese alloy, is used in appropriate quantities to tailor good hardness and reasonable fracture toughness for hard materi... | 07/26/2005 |
| 6797137 | Mechanically alloyed precious metal magnetic sputtering targets fabricated using rapidly solidfied alloy powders and elemental Pt metal A cobalt-chromium-boron-platinum sputtering target alloy having multiple phases. The alloy can include Cr, B, Ta, Nb, C, Mo, Ti, V, W, Zr, Zn, Cu, Hf, O, Si or N. The alloy is prepared by mixing Pt powder with a cobalt-chromium-boron master alloy, ball milling the p... | 09/28/2004 |
| 6740290 | High purity cobalt, method of manufacturing thereof, and high purity cobalt targets High purity cobalt with a very few content of impurities such as copper, a method of manufacturing thereof, and high purity cobalt targets are provided. The cobalt containing impurities such as copper is dissolved in a hydrochloric acid solution, and the concentrati... | 05/25/2004 |
| 6733603 | Cobalt-based industrial cutting tool inserts and alloys therefor Co-based cutting tool insert alloys having a wrought microstructure and 3-15% Mo, 25-35% Cr, 0.5-2.5% C. The presence of W is avoided, and held below 1%. The alloys have enhanced resistance to abrasive and corrosive attack, and are especially suited for manufacturin... | 05/11/2004 |
| 6720088 | Materials for protection of substrates at high temperature, articles made therefrom, and method for protecting substrates A group of alloys suitable for use in a high-temperature, oxidative environment, a protective coating system comprising a diffusion barrier that comprises an alloy selected from the group, an article comprising the diffusion barrier layer, and a method for protectin... | 04/13/2004 |
| 6648990 | Co-based magnetic alloy and magnetic members made of the same Disclosed is a Co-base magnetic alloy excellent in high-frequency magnetic properties, of which chemical composition is represented by the following general formula, by atomic %, (Co1-a Fea)100-y-c M'y X'c | 11/18/2003 |
| 6592811 | Magnetic material having a high saturation magnetic flux density and a low coercive force A magnetic material includes a main component expressed by a general formula CoNiFeX, wherein X is at least one element selected from the group consisting of Cr, TI, V, Ru, Rh, Os, Ir and Pt, and wherein weight percentages a, b, c and d of Co, Ni, Fe and ... | 07/15/2003 |
| 6585866 | High purity cobalt sputter target and process of manufacturing the same A high purity cobalt sputter target is disclosed which contains a face centered cubic (fcc) phase and a hexagonal close packed (hcp) phase, wherein the value of the ratio of X-ray diffraction peak intensity, Ifcc (200)/Ihcp (10 1), i... | 07/01/2003 |
| 6398880 | Magnetic data-storage targets and methods for preparation Cobalt-based Ta-containing magnetic target alloy materials are produced in which homogeneity of the magnetic material is improved by eliminating Ta-rich second phases in the microstructure by a process comprising soaking ingots of said alloy from which ta... | 06/04/2002 |
| 6391172 | High purity cobalt sputter target and process of manufacturing the same A high purity cobalt sputter target is disclosed which contains a face centered cubic (fcc) phase and a hexagonal close packed (hcp) phase, wherein the value of the ratio of X-ray diffraction peak intensity, Ifcc (200)/Ihcp (10 11), ... | 05/21/2002 |
| 6375869 | AB5-type rare earth transition intermetallic compounds for the negative electrodes of rechargeable batteries Manganese-free rare earth-transition metal AB5 -type hydrogen-absorbing alloys having favorable high rate discharge characteristics, suitable for use in rechargeable batteries for electrical vehicles or hybrid electrical vehicles, include compo... | 04/23/2002 |
| 6365285 | Cobalt-base composition and method for diffusion braze repair of superalloy articles An improved cobalt-base braze alloy composition is provided for use in repairing superalloy articles, such as gas turbine engines, power generation turbines, refinery equipment, and heat exchangers. The improved cobalt-base braze alloy composition include... | 04/02/2002 |
| 6350323 | High permeability metal glassy alloy for high frequencies A high permeability metal glassy alloy for high frequencies contains at least one element of Fe, Co, and Ni as a main component, at least one element of Zr, Nb, Ta, Hf, Mo, Ti, V, Cr, and W, and B. In the metal glassy alloy, the temperature interval ƊTx ... | 02/26/2002 |
| 6299703 | Process for fabricating improved iron-cobalt magnetostrictive alloy and article comprising alloy An article comprising an alloy exhibiting high magnetostriction in relatively low applied magnetic fields is provided, the alloy capable of being formed in a relatively easy manner and having desirable physical properties. The Co--Fe alloy of the inventio... | 10/09/2001 |
| 6277305 | Cobaltous oxide containing finely-dispersed metallic cobalt, methods of producing the same and use thereof The present invention relates to cobalt(II) oxide containing metallic cobalt, to a process for the production thereof and to the use thereof.... | 08/21/2001 |
| 6270593 | Mn alloy materials for magnetic materials, Mn alloy sputtering targets, and magnetic thin films Mn alloy materials for magnetic materials contain 500 ppm or less, preferably 100 ppm or less, oxygen, 100 ppm or less, probably 20 ppm or less, sulfur, and preferably a total of 1000 ppm or less, more preferably 500 ppm or less, impurities (elements othe... | 08/07/2001 |
| 6221183 | High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire A high-strength low-thermal-expansion alloy consisting of, by weight, 0.06 to 0.50% C, 25 to 65% in total of one or both of 65% or less Co and less than 30% Ni, and balance of Fe as a main component, other optional elements and unavoidable impurities, and... | 04/24/2001 |
| 6197437 | Casting alloys and method of making composite barrels used in extrusion and injection molding A composite barrel for use in extrusion or injection molding is disclosed. The composite barrel includes an outer housing having a cylindrical bore that extends throughout the length of the outer housing. A wear-resistant lining is disposed on an interior... | 03/06/2001 |
| 6190516 | High magnetic flux sputter targets with varied magnetic permeability in selected regions A planar ferromagnetic sputter target is provided for use as cathode in the magnetron sputtering of magnetic thin films, wherein the ferromagnetic material has localized regions of differing magnetic permeability. A solid, unitary, planar sputter target i... | 02/20/2001 |
| 6162551 | Alloy used for joining to cemented carbide, and its composite material A joining alloy of the invention is based on Co, Ni, or their alloy, and contains 1.0 to 2.3% by mass of C and 15.5 to 34.7% by mass of W. Using HIP, the joining alloy in the form of a casting or powders is integrated with a WC--Co or WC--Ni type cemented... | 12/19/2000 |
| 6146474 | Iron-cobalt alloy An iron--cobalt alloy the chemical composition of which comprises, by weight: 35%ࣘCoࣘ55%; 0.5%ࣘVࣘ2.5%; 0.02%ࣘTa+2×Nbࣘ0.2%; 0.0007%ࣘBࣘ0.007%; Cࣘ0.05%; the balance being iron and impurities resulting from the smelting operation.... | 11/14/2000 |
| 6132891 | Amorphous soft magnetic material There is disclosed an amorphous soft magnetic material represented by a composition formula: Cox Zry Pdz Ma wherein M denotes at least one element selected from a group consisting of niobium, chromium, vanadium, tant... | 10/17/2000 |
| 6126760 | Evaporation material An evaporation material is used in manufacturing a VTR tape, a vertical magnetic recording thin film or the like. The evaporation material is a wire comprising a cobalt metal a cobalt--nickel alloy containing not more than 30 weight % of nickel, or a coba... | 10/03/2000 |
| 6124047 | Soft magnetic film and a magnetic head of an MR/inductive composite type using such a soft magnetic film A soft magnetic film comprises a Co--M--T--C alloy wherein a film structure is predominantly made of an amorphous phase and element M and C are chemically combined. The use of this film as a lower core layer in an MR/inductive composite-type thin film mag... | 09/26/2000 |
| 6093262 | Corrosion resistant solenoid valve A ferromagnetic, high strength, corrosion resistant material for use in electromagnetic equipment. The material comprises Cobalt or Nickel or a combination of these elements in an amount equal to or greater than 60% by weight, with the balance comprising ... | 07/25/2000 |
| 6039920 | Process for making rhenium-containing alloys A process for making iron, cobalt and/or nickel base alloys containing rhenium. The process involves melting together the components that form the alloys, at least one of the components being a rhenium master alloy having 30 to 70 wt % rhenium, then casti... | 03/21/2000 |
| 6004661 | Amorphous magnetic material and magnetic core using the same An amorphous magnetic material possesses a composition essentially expressed by (Fe1-a-b Na Mb)100-x-y Six By (M denotes at least one kind of element selected from Mn, Cr, Co, Nb, V, Mo, Ta... | 12/21/1999 |
| 5976715 | Articles comprising magnetically soft thin films The invention is embodied in a soft magnetic thin film article comprising an iron--chromium-nitrogen (Fe--Cr--N) based alloy and methods for making such article. The soft magnetic thin film article is formed using an iron--chromium--nitrogen based alloy w... | 11/02/1999 |
