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| Number | Title | Issue Date |
| 7854912 | High strength Zr (Hf or Ti)-Ta-B ceramics The crystal structure of three compositions of matter has been determined to be iso-structural with FeB ortho-rhombic (space group Pnma). The crystalline structures are: Ti0.5Ta0.5B, Zr0.5Ta0.5B and Hf0.5Ta... | 12/21/2010 |
| 7611686 | Materials purification by treatment with hydrogen-based plasma The present invention relates to a purification method for removing impurities containing oxygen from materials, especially boron, by hydrogen-based plasma treatment. The present procedure allows for efficient removal of oxygen while avoiding a thermal treatment tha... | 11/03/2009 |
| 7419623 | Proton conducting mediums for electrochemical devices and electrochemical devices comprising the same An electrochemical device and a proton conducting medium for use in an electrochemical device having a proton conducting electrolyte comprising the formula: HaMbQ.nH2O where H is a proton, M is a cation, Q is the ... | 09/02/2008 |
| 7397048 | Technique for boron implantation A technique for boron implantation is disclosed. In one particular exemplary embodiment, the technique may be realized by an apparatus for boron implantation. The apparatus may comprise a reaction chamber. The apparatus may also comprise a source of pentaborane coup... | 07/08/2008 |
| 7192540 | Low dielectric constant material having thermal resistance, insulation film between semiconductor layers using the same, and semiconductor device There is provided a low dielectric constant material, which is excellent in thermal resistance, has low dielectric constant, and is applicable to a semiconductor device or electric appliances, an insulation film between semiconductor layers using the same, and the s... | 03/20/2007 |
| 7183018 | Electrode material for anode of rechargeable lithium battery, electrode structural body using said electrode material, rechargeable lithium battery using said electrode structural body, process for producing said electrode structural body, and process for producing said rechargeable lithium battery An electrode material for an anode of a rechargeable lithium battery, containing a particulate comprising an amorphous Sn.A.X alloy with a substantially non-stoichiometric ratio composition. For said formula Sn.A.X, A indicates at least one kind of an element select... | 02/27/2007 |
| 7144562 | Synthesis of LiBC and hole-doped LiBC Methods are described for synthesizing stoichiometric LiBC and hole doped Li1-xBC (lithium borocarbide) according to heating processes, such as by both an arc-melting method and a sealed tantalum ampoule method. The arc-melting method requires forming a p... | 12/05/2006 |
| 6967163 | Metal film and manufacturing method therefor, and laminated ceramic electronic component and manufacturing method therefor A metal film is made by forming a first non-uniform continuous metal film made of an electroless plating catalyst material on a supporting member using a vacuum thin-film forming method, and then forming a second metal film by electroless plating using the first met... | 11/22/2005 |
| 6965026 | Nanoscale faceted polyhedra The subject invention pertains to nanoscale polyhedron-shaped molecules having molecular building blocks connected at their vertices. The subject invention also concerns methods of producing nanoscale polyhedrons utilizing a self-assembly reaction. The resultant mol... | 11/15/2005 |
| 6949233 | Method of preparing positive active material for rechargeable lithium batteries A method for preparing a positive active material for a rechargeable lithium battery is provided. In this method, a lithium source, a metal source, and a doping liquid including a doping element are mixed and the mixture is heat-treated. ... | 09/27/2005 |
| 6946197 | Semiconductor and device nanotechnology and methods for their manufacture Device nanotechnology based on silicon wafers and other substrates is described. Methods for preparing such devices are discussed. The teachings allow integration of current semiconductor device, sensor device and other device fabrication methods with nanotechnology... | 09/20/2005 |
| 6911083 | Method for producing powders made of gallium nitride and apparatus for producing the same In a creation section of GaN crystal nuclei, a gallium vapor and an ammonia gas are chemically reacted to create GaN crystal nuclei, which are transported into a growth section of GaN powders with a nitrogen carrier gas. In the growth section of GaN powders, a galli... | 06/28/2005 |
| 6861038 | Ceramics and method of producing ceramics A method of continuously producing a non-oxide ceramic formed of a metal constituent and a non-metal constituent. A salt of the metal constituent and a compound of the non-metal constituent and a compound of the non-metal constituent are introduced into a liquid alk... | 03/01/2005 |
| 6800265 | Method for treating a gas containing a boric acid component A method for treating a gas, which comprises contacting a gas containing a boric acid component in an amount of at least 15 mg/m3 as converted into B2O3 concentration in a standard state, with a solid alkali metal carbonate material ... | 10/05/2004 |
| 6713176 | Processing and manufacturing methods enabled using non-stoichiometric nanomaterials Nanostructured non-stoichiometric materials and methods of reducing manufacturing and raw material costs through the use of nanostructured materials are provided. Specifically, use of non-stoichiometric materials of oxide, nitride, carbide, chalcogenides, borides, a... | 03/30/2004 |
| 6664426 | Ether and ester derivatives of the perborate icosahedron New boron icosahedral ethers and esters formed from Cs2 [closo-B12 (OH)12 ],; Cs[closo-1-H-1-CB11 (OH)11 ]; and closo-1,12-H2 -1,12-C2 B10 (OH)10 are disclosed. ... | 12/16/2003 |
| 6623717 | Process for the preparation of LiBF4 The present invention describes a process for the preparation of LiBF4 by reacting LiBO2 with 10 to 48% HF solution in aqueous solution at ambient temperature, concentrating the product and recrystallizing to obtain high purity LiBF | 09/23/2003 |
| 6537512 | Method for producing highly pure LiBF4 Highly pure LiBF4 is prepared by preparing a solution of BF3 etherate in diethyl ether, suspending LiF in this solution, reacting to give solid LiBF4, and then separating off the solid LiBF4 formed. The LiBF | 03/25/2003 |
| 6531107 | Fabrication of molecular nanosystems The invention relates to structural subunits called "synthons" which are suitable for use in the design and manufacture of molecular nanostructures, machines, and devices. The synthon comprises polyhedra units and other species which exhibit rigid structu... | 03/11/2003 |
| 6461481 | Process for removing water from organoborane compounds A method of removing water from wet organoborane by dissolving the wet organoborane in an organic solvent in which water is incompletely soluble, decanting any insoluble water, and distilling the organic phase to remove water which may be contained therei... | 10/08/2002 |
| 6461581 | Clathrate compounds and manufacturing method thereof The present invention provides a clathrate compound which can be used as a thermoelectric material, a hard material, or a semiconductor material. Silicon or carbon are formed into a clathrate lattice, and a clathrate compound is then formed in which speci... | 10/08/2002 |
| 6406677 | Methods for low and ambient temperature preparation of precursors of compounds of group III metals and group V elements Processes are provided for preparation of precursors of Group III-V compounds, i.e., nitrides, phosphides, arsenides, antimonides and bismuthides of boron, aluminum, gallium and indium. The precursors are easily converted, e.g., by thermal decomposition, ... | 06/18/2002 |
| 6372873 | Linear phosphine-borane polymers and methods of preparation therefor Linear backbone phosphorus-boron polymers of the general formula (I): ##STR1## wherein R1, R2, R3, and R4, are the same or different and selected from H, optionally substituted alkyl, alkenyl and phenyl; and n i... | 04/16/2002 |
| 6231980 | BX CY NZ nanotubes and nanoparticles The invention provides crystalline nanoscale particles and tubes made from a variety of stoichiometries of Bx Cy Nz where x, y, and z indicate a relative amount of each element compared to the others and where no more than... | 05/15/2001 |
| 6203769 | Process for the treatment of fluoboric electrolyte The invention relates to a method for the treatment of fluoboric electrolyte resulting from the processes of electro-extraction of metals such as copper and lead comprising a leaching stage with fluoboric acid, in order to recycle said fluoboric acid to b... | 03/20/2001 |
| 6143264 | Boron compounds Process for the preparation of undecahydrododecaborate anions [B12 H.sub.(12-n) (XCN)n ]2- or [B12 H11 XH]2- or a nonahydrodecaborate anions [B10 H.sub.(12-n) (XCN)n ] | 11/07/2000 |
| 6093840 | Silylalkylboranes, oligo or polyborocarbosilazanes and silicon carbonitride ceramics Molecular silylalkylboranes, a process for their preparation, oligo- or polyborocarbosilazanes, a process for their preparation and their use and silicon carbonitride ceramics and a process for their preparation.... | 07/25/2000 |
| 5939038 | Process for removing boron from brines Boron is effectively removed from brine, including lithium-containing brines, by acidifying the brine to a pH of 0.1 to 6.0 and then contacting the brine with an extraction medium comprising at least a diol having 6 to 20 carbon atoms in an aromatic solve... | 08/17/1999 |
| 5888669 | Transition metal-based ceramic material and articles fabrication therefrom A non-oxide, transition metal based ceramic material has the general formula Ay M2 Zx, wherein A is a group IA element, M is a transition metal and Z is selected from the group consisting of N, C, B, Si, and combinations t... | 03/30/1999 |
| 5866059 | Polycrystalline BCN substance and method of producing same In order to produce a new substance having a diamond crystal structure, the following steps are taken in order. First, a graphite-like substance is prepared which contains boron (B), carbon (C) and nitrogen (N) as main elements. Then, the graphite-like su... | 02/02/1999 |
| 5612017 | Halogenated sulfidohydroboranes for nuclear medicine and boron neutron capture therapy A method for performing boron neutron capture therapy for the treatment of tumors is disclosed. The method includes administering to a patient an iodinated sulfidohydroborane, a boron-10-containing compound. The site of the tumor is localized by visualizi... | 03/18/1997 |
| 5547588 | Enhanced ettringite formation for the treatment of hazardous liquid waste A process for treatment of hazardous liquid waste comprising trace amounts of hazardous elements in solution as oxyanions by oxyanion fixation within ettringite and related minerals. In accordance with the disclosed process, reagents for forming ettringit... | 08/20/1996 |
| 5536484 | Production of aqueous solutions of fluoboric acid The invention relates to the production of colorless aqueous solutions of fluoboric acid from colored effluents of boron trifluoride hydrate. The process essentially consists of treating the colored effluent with an aqueous solution of HF, and then placin... | 07/16/1996 |
| 5489673 | Iodinated borane cage molecules as X-ray contrast media Highly iodinated borane and carborane cage molecules, having from 60% to 90% w/w iodine, are disclosed as new and useful X-ray contrast media when combined with a pharmaceutically acceptable carrier. The inclusion of appropriate functional group substitue... | 02/06/1996 |
| 5455022 | Halogenated sulfidohydroboranes for nuclear medicine and boron neutron capture therapy A method for performing boron neutron capture therapy for the treatment of tumors is disclosed. The method includes administering to a patient an iodinated sulfidohydroborane, a boron-10-containing compound. The site of the tumor is localized by visualizi... | 10/03/1995 |
| 5419887 | Separation of the isotopes of boron by chemical exchange reactions The isotopes of boron, 10 B and 11 B, are separated by means of a gas-liquid chemical exchange reaction involving the isotopic equilibrium between gaseous BF3 and a liquid BF3 . donor molecular addition complex ... | 05/30/1995 |
| 5376309 | Boride materials for electronic elements and method of preparing the same Disclosed is a boride material for electronic elements, which is represented by a chemical formula of A1-x Ex B12 (where A is Zr of Hf, E is Sc or Y, and 0.1ࣘxࣘ0.9) and the crystal system of which is a cubic one at a t... | 12/27/1994 |
| 5371052 | Process for recovering boron trifluoride There is provided a process for recovering boron trifluoride catalyst from an oligomerization mixture, which comprises introducing an oligomerization mixture containing catalyst comprising boron trifluoride and a complex of boron trifluoride and cocatalys... | 12/06/1994 |
| 5336360 | Laser assisted fiber growth A method of making pure fibers from a parent material utilizing laser energy. A short wavelength laser is used to achieve a diffraction limited focal spot diameter that is smaller than the diameter of the growing fiber. Focused laser beam convergence is u... | 08/09/1994 |
| 5286560 | Method for increasing the wettability of aluminum metal to alumina containing fibers An aluminum alloy matrix composite containing alumina or aluminum silicate reinforcement whereby said composite material exhibits wetting between said reinforcement and said aluminum alloy. The composite comprises (a) alumina or aluminosilicate reinforcem... | 02/15/1994 |
