Patents Issued in November 18, 2008
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Patent number: 7452469Abstract: Disclosed herein is an apparatus for purifying sewage and wastewater, including a general automatic impurity treating apparatus; a equalization tank; a distribution tank; a microbe contact tank provided with a rotary activated bacillus contactor comprising a reticular rotator comprising a flat fan-shaped body composed of a synthetic fiber, a first solidification portion 28 formed of Saran latex, which is placed on the body, a spacer insert hole, formed between the body and the first solidification portion and bored such that the hole is integrated with the body and the first solidification portion, and a second solidification portion, formed of Saran latex, which is provided in the spacer insert hole; a measuring tank; a bioreaction tank; a settling tank; a sludge thickener; an aerated liquid circulation pump connected to the bioreaction tank and circulating part of the sewage and wastewater discharged into the settling tank to the distribution tank and the measuring tank; and a sludge returning pump connecteType: GrantFiled: June 12, 2007Date of Patent: November 18, 2008Inventor: Kyung Jin Kim
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Patent number: 7452470Abstract: A method of preparing a finely divided emulsion from a crude emulsion is proposed where the crude emulsion is forced through a porous membrane, wherein the porous membrane is constructed from two or more superimposed layers which differ in pore diameter.Type: GrantFiled: November 17, 2005Date of Patent: November 18, 2008Assignee: BASF SEInventors: Thomas Danner, Hartwig Voβ, Andreas Bauder, Sonja Viereck
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Patent number: 7452471Abstract: A column packing system comprises a control unit provided with software for monitoring the column interior pressure and/or flow through the column for use in calculating the breakpoint where a movable adapter comes into contact with a consolidated bed of bed media. The calculated breakpoint is used by the control unit to determine how much further the movable adapter has to move into the column in order to achieve a desired amount of bed compression.Type: GrantFiled: October 21, 2005Date of Patent: November 18, 2008Assignee: GE Healthcare Bio-Sciences ABInventor: Kristian Windahl
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Patent number: 7452472Abstract: The present invention relates to the removal of grease collected in a hydro-mechanical grease interceptor via a pump which may be activated by a programmable timer. In an embodiment, a hydro-mechanical grease interceptor includes a tank having a tank inlet and a tank outlet; a tray positioned inside the tank; and a pump located inside the tank, the pump having a pump inlet and a pump outlet, wherein the pump inlet is located within the tray at a level below the tank outlet. The interceptor may include a timer coupled to the pump to control operation of the pump.Type: GrantFiled: June 12, 2007Date of Patent: November 18, 2008Assignee: Josam CompanyInventors: Barry Hodgekins, Craig Swider, Wenwei Wu, legal representative, B. Scott Holloway, Ronghua Zhou
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Patent number: 7452473Abstract: A method of producing a highly etched electrode for a capacitor from a foil is disclosed. The method comprises first applying a laser beam to the foil to form a plurality of marks on the foil surface and then etching the foil. Preferably, the laser marks facilitate etching of foil surface in areas near the marks and retard etching of foil surface inside the marks. After etching, the foil is further processed in a combination of optional steps such as forming and finishing steps. The laser marking of the foil allows for positional control of tunnel initiation, such that tunnel initiation density and the location of tunnel initiation is controlled. By controlling the position of tunnel initiation, foils are etched more uniformly and have optimum tunnel distributions, thus allows for the production of highly etched foils that maintain high strength and have high capacitance.Type: GrantFiled: September 13, 2004Date of Patent: November 18, 2008Assignee: Pacesetter, Inc.Inventors: R. Jason Hemphill, Xiaofei Jiang, Tearl Stocker, Gary D. Thompson, Thomas F. Strange, Bruce Ribble
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Patent number: 7452474Abstract: In order to form a more homogenous heat generating resistive layer, the present invention provides a method of manufacturing a substrate for an ink jet recording head having a support which has an insulative layer on its surface, a pair of electrode layers disposed on the surface of the support, and a heat generating resistive layer which continuously covers the pair of electrode layers and a section between the pair of electrode layers. The method includes the step of forming an electrode layer on the support and the step of forming the pair of electrode layers by etching the electrode layer. In the step of forming the pair of electrode layers by etching the electrode layer, by etching a surface portion of the insulative layer positioned between the pair of insulative layers, a recess is formed in the surface portion of the insulative layer.Type: GrantFiled: May 2, 2005Date of Patent: November 18, 2008Assignee: Canon Kabushiki KaishaInventors: Hirokazu Komuro, Teruo Ozaki, Shuji Koyama, Kousuke Kubo, Makoto Terui, Kazuhiro Hayakawa, Ryoji Kanri, Masataka Kato
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Patent number: 7452475Abstract: A method for treating a surface of a quartz substrate includes preparing a substrate to provide a working surface having an initial roughness; and then ultrasonically acid-etching the working surface to increase the roughness of the working surface by at least about 10%. In one embodiment, the initial surface roughness is greater than about 10 Ra, and in another embodiment the initial surface roughness is greater than about 200 Ra. In a still further embodiment, the initial surface area, if less than about 200 Ra, is increased to greater than about 200 Ra. In other embodiments of the present invention, the working surface roughness is increased by at least about 25% or at least about 50%. Simultaneous with the increase in surface area (as measured by the roughness), the surface defects are reduced to reduce particulate contamination from the substrate.Type: GrantFiled: February 17, 2005Date of Patent: November 18, 2008Assignee: Applied Materials, Inc.Inventors: Samantha S. H. Tan, Ning Chen
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Patent number: 7452476Abstract: A method for the selective removal of one or more layers from a power unit component, e.g., a turbine blade of a heavy-duty turbine, using high-energy radiation of such a wavelength that the supplied energy is so strongly absorbed by the layer to be removed in each case that the removal threshold of the specific material of the layer to be removed is exceeded, while this removal threshold is not reached in the subsurface to be preserved, a spectrometer connected to a control unit via a light-conducting fiber cable such that the method-specific characteristic values are determinable by spectroscopic methods during the removal of the respective layer and are used for the self-regulating process limitation.Type: GrantFiled: March 10, 2003Date of Patent: November 18, 2008Assignee: MTU Aero Engines GmbHInventors: Erwin Bayer, Karsten Gold, Albin Platz, Matthias Schmidt
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Patent number: 7452477Abstract: The invention relates to a procedure for etching of materials at the surface by focussed electron beam induced chemical reaction at the surface, with the following steps: a) in a vacuum atmosphere the material which is to be etched is irradiated with at least one beam of molecules and at least one first beam of electrons, whereby the irradiated material and the molecules of the beam of molecules are excited in a way that a chemical reaction takes place and forms a reaction product, which is not gaseous/not volatile—reaction step. The invention is characterized in that b) the reaction product is evaporated from said surface by an second beam of electrons, which heats the material locally to a temperature above the vaporisation temperature of the reaction product —removal step—.Type: GrantFiled: July 28, 2003Date of Patent: November 18, 2008Assignee: NaWoTec GmbHInventors: Hans Wilfried Peter Koops, Klaus Edinger
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Patent number: 7452478Abstract: This invention provides a method for converting materials for stabilizing surfaces of semiconductor nanoparticles. In this method, surfaces of semiconductor nanoparticles are first modified and then dissolved by photoetching in the presence of materials for stabilization to obtain nanoparticles that are stabilized in an aqueous solution.Type: GrantFiled: August 27, 2003Date of Patent: November 18, 2008Assignee: Hitachi Software Engineering Co., Ltd.Inventors: Keiichi Sato, Susumu Kuwabata
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Patent number: 7452479Abstract: A nontoxic fuel cell engine coolant which has an electrical resistivity of greater than 250 kOhm-cm, a boiling point of greater than 90° C., a freezing point of less than ?40° C., a thermal conductivity of greater than 0.4 W/m-k, a viscosity of less than 1 cPs at 80° C., a viscosity of less than 6 cPs at 0°C., a heat capacity of greater than 3 kJ/kg-K, and which is compatible with current cooling system materials.Type: GrantFiled: February 13, 2002Date of Patent: November 18, 2008Assignee: Shell Oil CompanyInventors: Edward Raynes Eaton, Wyndham Henry Boon, Christopher John Smith
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Patent number: 7452480Abstract: Carboxylate salts of amines are used as components of heat exchange fluids. The amines may have a ratio of N to C of 1:0 to 1:12 and the carboxylate anion may be derived from an acid of the formula H(CH2)0-3COOH. A preferred monoamine heat exchange fluid utilizes triethanolamine formate. Lower carboxylate salts of diamines and triamines having the formula R2[N[(CH2)mNR]1-2]R where each R is independently selected from moieties of the formula —CnH2n+1 and moieties of the formula H[O(CH2)1-4]—, each m is independently a number from 1 to 6, and each n is a number from 1 to 4, are disclosed as compounds.Type: GrantFiled: October 14, 2005Date of Patent: November 18, 2008Assignee: Weatherford/Lamb, Inc.Inventors: Kevin W. Smith, Larry W. Gatlin, John H. Hallman
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Patent number: 7452481Abstract: The polishing slurry contains monoclinic zirconium oxide particles having a crystallite size of 10 to 1,000 nm and an average particle diameter of 30 to 2,000 nm in an amount of 1 to 20 weight %, a carboxylic acid having three or more carboxyl groups in the molecule, and a quaternary alkylammonium hydroxide, and has a pH of 9 to 12. The method of reclaiming wafers comprises a step of polishing used test wafers by using the polishing slurry above and removing the films formed on the wafers and the degenerated layers formed on the wafer surfaces, a step of mirror-polishing at least one side of the wafers, and a step of cleaning the wafers.Type: GrantFiled: May 16, 2005Date of Patent: November 18, 2008Assignees: Kabushiki Kaisha Kobe Seiko Sho, Kobe Precision Inc.Inventors: Tetsuo Suzuki, Satoru Takada
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Patent number: 7452482Abstract: The present invention relates to a phototunable chiral dopant represented by the following structure: wherein: A, B, C and D are independent divalent groups; X and Z are any independently selected substituent; n is an integer and independently varies from 0 to 3; q is an integer and independently varies from 0 to 5; RNG1 and RNG2 independently represent any ring group; m represents an integer independently varying from 0 to 4; p represents an integer independently varying from 1 to 4; Q independently represents a carbon C—RC, or nitrogen, wherein RC is independently hydrogen or any substituent. The invention also relates to the use of the dopant in a liquid crystalline composition and a display containing the same, as well as a material composition comprising an enantiomeric excess of one enantiomer of the compound.Type: GrantFiled: December 15, 2004Date of Patent: November 18, 2008Assignee: Industrial Technology Research InstituteInventor: Thomas R. Welter
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Patent number: 7452483Abstract: A phosphor blend for an electroluminescent lamp is described that comprises a green-emitting electroluminescent phosphor and a red-emitting photoluminescent phosphor, the blend exhibiting an x color coordinate from 0.220 to 0.350 and a y color coordinate from 0.450 to 0.475 when stimulated by an electric field.Type: GrantFiled: August 3, 2006Date of Patent: November 18, 2008Assignee: Global Tungsten & Powders Corp.Inventors: Judy A. Belinski-Wolfe, Chung Nin Chau, Thomas A. Wolfe
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Patent number: 7452484Abstract: An inorganic phosphor and a method for manufacturing the same are proposed. The sol-gel method is used and the elements vanadium and sulfate are added to synthesize a red-emission gadolinium titanium oxide phosphor doped with Eu3+, V and S to change the original red/orange-emission property and enhance the red-emission intensity. Moreover, the elements vanadium and sulfate replace the rare-earth Eu3+ element as active sites to obtain a white-emission gadolinium titanium oxide phosphor doped with V and S. Using this single-kind phosphor, white light can be emitted under the excitation of violet light without the need of mixing multiple colors.Type: GrantFiled: June 21, 2006Date of Patent: November 18, 2008Assignee: National Chung Cheng UniversityInventors: Yuan-Yao Li, Kuo-Min Lin
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Patent number: 7452485Abstract: Disclosed are a phosphor in which prevention of aging deterioration of luminance and prevention of deterioration of discharging characteristics are compatible, a method of manufacturing the phosphor, and a plasma display panel manufactured by using the phosphor. A phosphor of the invention containing Mn as an activator is one with Mn serving as a major emission, wherein a ratio of an activator concentration in a superficial portion of a phosphor particle to an activator concentration inside the phosphor particle is 0.3-0.7.Type: GrantFiled: August 26, 2005Date of Patent: November 18, 2008Assignee: Konica Minolta Medical & Graphic, IncInventors: Hideki Hoshino, Kazuyoshi Goan, Kazuya Tsukada, Naoko Furusawa, Hisatake Okada
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Patent number: 7452486Abstract: Disclosed are aqueous solutions for use in high energy, highly efficient electrical energy storage devices. The solutions contain (a) a high purity sulfonic acid with a low concentration of low valent sulfur compounds or higher valent sulfur compounds susceptible to reduction, (b) a metal or metals in an oxidized state that are capable of being reduced to the zero valent oxidation state, (c) a metal that is in an oxidized state that is incapable of being reduced to its metallic state and (d) optionally, a buffering agent and/or conductivity salts.Type: GrantFiled: May 13, 2004Date of Patent: November 18, 2008Assignee: Arkema Inc.Inventors: Nicholas Michael Martyak, Martin Nosowitz
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Patent number: 7452487Abstract: A phosphorus-acid-group-containing (meth)acrylamide polymer having high electrolytic group density and excellent conductivity is obtained by introducing a phosphorus acid group into a (meth)acrylamide monomer which may be N-substituted, and polymerizing the resultant monomer. This polymer is usable for conductive resins, proton-conductive polymer electrolyte membranes and coating agents.Type: GrantFiled: February 23, 2005Date of Patent: November 18, 2008Assignee: Uni-Chemical Co., Ltd.Inventor: Yoshio Kanzaki
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Patent number: 7452488Abstract: The present invention is directed to a composition consisting essentially of: a) from about 60 to about 99 mole % of SnO2, and b) from about 1 to about 40 mole % of one or more materials selected from the group consisting of i) Nb2O5, ii) NbO, iii) NbO2, iv) WO2, v) a material selected consisting of a) a mixture of MoO2 and Mo and b) Mo, vi) W, vii) Ta2O5, and viii) mixtures thereof, wherein the mole % s are based on the total product and wherein the sum of components a) and b) is 100. The invention is also directed to the sintered product of such composition, a sputtering target made from the sintered product and a transparent electroconductive film made from the composition.Type: GrantFiled: October 31, 2006Date of Patent: November 18, 2008Assignee: H.C. Starck Inc.Inventors: Prabhat Kumar, Rong-Chein Richard Wu, Shuwei Sun
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Patent number: 7452489Abstract: A conductive material comprising a V2O5—P2O5 glass and a second phase dispersed in the V2O5—P2O5 glass, wherein the second phase contains a crystalline V and O compound and a crystalline metal phosphate compound. The crystalline V and O compound is at least one of V2O5, V4O9, V2O4, and V2O3. The metal phosphate compound is a phosphate compound of transition metal or alkaline-earth metal. In a visual display device, glass spacers are bonded to glass panels with the conductive material.Type: GrantFiled: May 31, 2007Date of Patent: November 18, 2008Assignee: Hitachi Displays, Ltd.Inventors: Yuichi Sawai, Osamu Shiono, Takashi Namekawa, Takashi Naitou, Mitsuo Hayashibara, Hiroshi Ito, Akira Hatori, Nobuhiko Hosotani
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Patent number: 7452490Abstract: A method of machining a surface of a workpiece is accomplished by bringing a cutting tool into contact with the surface of the workpiece and for at least one cutting pass, i, causing relative movement between the cutting tool and the surface of the workpiece along a path in the surface of the workpiece. The path is in the nature of a mathematical function defined over a segment, C, of a coordinate system and characterized by a set of nonrandom, random or pseudorandom parameters selected from the group consisting of amplitude, phase and period or frequency.Type: GrantFiled: April 29, 2005Date of Patent: November 18, 2008Assignee: Sabic Innovative Plastics IP B.V.Inventors: Eugene Olczak, Erwin W. Liang
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Patent number: 7452491Abstract: The present invention discloses a method for forming scaffolds. This invention provides various fixation agents for different polymers or applications, and a fixation process is performed at low temperature. Moreover, the method comprises a dissolution process, a temperature adjusting process, a freezing process and a fixation process, wherein the fixation process is selected from the group of a solid-liquid exchange process, a neutralization process and a gelation process.Type: GrantFiled: May 13, 2004Date of Patent: November 18, 2008Assignee: Chung Yuan Christian UniversityInventors: Juin Yih Lai, Ming-Hau Ho, Pei Yun Kuo, Hsyue-Jen Hsieh, Tzu-Yang Hsien, Da Ming Wang, Lein Tuan Hou
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Patent number: 7452492Abstract: A method of fabricating a magnetic coder device, the method being of the type consisting in making a mixture of ferromagnetic particles or ferrites in a matrix, in molding the matrix, and in subjecting the molded matrix to a magnetic field so as to obtain a continuous alternation of north and south magnetic poles, which method consists in using a matrix having viscosity that is sufficiently low to enable the ferrites to migrate, in applying a magnetic field during the molding operation while maintaining the matrix at a given temperature in order to reduce its viscosity and thereby making it easier to cause the ferromagnetic particles to migrate and become oriented in their direction of easy magnetization, and to obtain discontinuous shapes having high particle concentration, and in suddenly cooling the matrix while the magnetic field is maintained so as to freeze the particles in the matrix.Type: GrantFiled: June 8, 2004Date of Patent: November 18, 2008Assignee: HutchinsonInventors: Pascal Sautier, Gilles Argy
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Patent number: 7452493Abstract: A method of manufacturing a protective cover (24) for a component of a vehicle includes assembling multiple layers to form a charge (22). The charge (22) is formed within a mold (50) of the component to form a multi-contoured laminate (58). The protective cover (24) is separated from the multi-contoured laminate (58). A method of forming a down stream part structure or mold (167) for a component includes assembling multiple layers to form a charge (78). The charge (78) is formed within an original mold of the component to form a multi-contoured laminate (76). A splash is separated from the multi-contoured laminate (76). A protective cover, such as the cover (24), is for a vehicle component and includes a contour holding layer (36) and a protective laminate layer (34). The contour holding layer (36) and the protective laminate layer (34) are formed within a mold of the vehicle component to form the protective cover.Type: GrantFiled: April 15, 2005Date of Patent: November 18, 2008Assignee: The Boeing CompanyInventors: Jeffrey T. Wirrick, Michael J. Cloud
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Patent number: 7452494Abstract: A method of loading a moldset having a core plate and a cavity plate into an injection molding machine. The method comprises the steps of latching a cavity plate to a core plate using a removable latch, guiding the core plate into an open mold along a face in the mold while maintaining separation between the face and the core plate and maintaining the cavity plate spaced from hot runner nozzles in a hot runner in the mold, closing the mold to engage the cavity plate with the hot runner nozzles, securing the cavity plate to the hot runner, removing the latch between the cavity plate and the core plate, and opening the mold. The face may be a face of a movable platen or a back surface of a hot runner.Type: GrantFiled: October 15, 2004Date of Patent: November 18, 2008Assignee: Husky Injection Molding Systems Ltd.Inventor: John DiSimone
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Patent number: 7452495Abstract: Disclosed is a molding-system platen, comprising a mold-support face being configured to support a mold, the mold-support face including a frustum-shaped structure having a pedestal, the pedestal being centrally positioned relative to the mold-support face, and the pedestal being offset rearward of the mold-support face, and the pedestal defining a force-receiving face being offset rearward from the mold-support face, and the force-receiving face being smaller than the mold-support face; a border surrounding the mold-support face, and a width of the border extending from an outer edge of the mold-support face toward the outer edge of the force-receiving face; an upstanding wall extending posterior of the mold-support face; and a peripheral wall extending around a periphery of the mold-support face; and a canopy linking to, and stiffening, the mold-support face and the border, the canopy being suspended over and covering, at least in part, a posterior of the mold-support face, and the canopy being positioned bType: GrantFiled: April 19, 2006Date of Patent: November 18, 2008Assignee: Husky Injection Molding Systems Ltd.Inventors: Kevin Allan Spicer, Peter Adrian Looije
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Patent number: 7452496Abstract: A collapsible filter element (40) for a transcatheter embolic protection device (1). The filter element (40) comprises a collapsible filter body (41) which is movable between a collapsed stored position for movement through a vascular system and an expanded position for extension across a blood vessel such that blood passing through the blood vessel is delivered through the filter element (40). A proximal inlet portion of the filter body (41) has two inlet openings (50) sized to allow blood and embolic material enter the filter body (41), and a distal outlet portion of the filter body (41) has a plurality of small outlet openings (51) to allow through-passage of blood, but to retain embolic material within the filter body (41). The filter body (41) is of an oriented polymeric material.Type: GrantFiled: March 31, 2003Date of Patent: November 18, 2008Assignee: Salviac LimitedInventors: Eamon Brady, Ronald Kelly
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Patent number: 7452497Abstract: A furnace sidewall structure of a rotary hearth furnace for making direct reduced iron which is agglomerated iron ore or waste iron oxide containing a reducing agent on a rotary hearth by heating or for heating at least one steel piece, wherein the rotary hearth furnace includes an outer furnace sidewall and an inner furnace sidewall, wherein at least one of the outer furnace sidewall and the inner furnace sidewall is polygonal. The furnace sidewall structure can be prepared with lower manufacturing costs relative to conventional circular profile rotary hearth furnace with respect to the furnace sidewall. The production thereof is easy with respect to manufacturing and with respect to the fact that the dimensional accuracy of the manufactured furnace sidewall can be easily adjusted. Also, there is associated a shorter installation/construction work period and a reduction in the installation/construction cost.Type: GrantFiled: May 29, 2003Date of Patent: November 18, 2008Assignee: Nippon Steel CorporationInventors: Tomoaki Shibata, Shinji Shima
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Patent number: 7452498Abstract: A pressure controlling apparatus controls a pressure in a container capable of storing a molten metal and supplying the molten metal to an outside using a pressure difference and includes: a supplying portion for supplying a compressed gas to be supplied to the container; a flow passage for supplying the compressed gas from the supplying portion to the container; a first switching valve, being inserted into the passage, capable of manually switching a first mode that enables the passage of the gas between the supplying portion side and the container side and a second mode that enables the passage of the gas between the container side and the outside; an exhausting portion for exhausting a gas from the container; and a second switching valve for switching a pressure applying mode for applying a pressure to the container and an exhausting mode for exhausting the gas from the container.Type: GrantFiled: December 1, 2003Date of Patent: November 18, 2008Assignee: Hoei Shokai Co., Ltd.Inventors: Hitoshi Mizuno, Narumi Ichikawa, Kazunori Suzuki, Koji Iyoda, Kenji Noguchi, Tsuyoshi Abe
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Patent number: 7452499Abstract: A cooling system for the distribution and collection of a fluid coolant in a metallurgical vessel used in the processing of molten materials. The cooling system comprises a distribution system including an intake manifold, a plurality of headers attached to the intake manifold, and a plurality of distribution dispensers positioned along each header. A collection system, including a collection manifold, is positioned to collect the fluid coolant. The distribution dispensers are positioned to direct the fluid coolant towards the collection manifold and utilize the majority of the kinetic energy contained within the coolant to direct the coolant towards the collection manifold.Type: GrantFiled: October 29, 2004Date of Patent: November 18, 2008Assignee: Systems Spray-Cooled, Inc.Inventors: Mark Thomas Arthur, J. Michael Campbell, Troy D. Ward
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Patent number: 7452500Abstract: The invention relates to a method for making metallic and/or non-metallic products 2, in particular dental products, by freeform sintering and/or melting, in which the products 2 are fabricated layer by layer from a material 5 that is applied layer by layer by means of a computer-controlled high-energy beam 7, in particular a laser or electron beam. In order to reduce production times, beam 7 irradiates predetermined positions P1 to P6 of a layer of a material 5 a plurality of time, namely m times, where m is a whole integer greater than 1. Each of said positions P1 to P6 is initially heated during the first irradiation to a temperature below the melting point Tmelt of the material 5, and during the mth irradiation to a temperature above said melting point and is completely melted over the entire thickness of the layer in such a way that the material (5) fuses at said position to the layer thereunder. The invention also relates to an apparatus for performing said method.Type: GrantFiled: February 24, 2005Date of Patent: November 18, 2008Assignee: BEGO Medical GmbHInventor: Ingo Uckelmann
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Patent number: 7452501Abstract: A stent that is at least partially formed of a novel metal alloy, which novel metal alloy improves the physical properties of the stent.Type: GrantFiled: November 18, 2005Date of Patent: November 18, 2008Assignee: ICON Medical Corp.Inventors: Joseph G. Furst, Raymond W. Buckman, Jr., Udayan Patel
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Patent number: 7452502Abstract: A stent that is at least partially formed of a novel metal alloy, which novel metal alloy improves the physical properties of the stent.Type: GrantFiled: November 18, 2005Date of Patent: November 18, 2008Assignee: ICON Medical Corp.Inventors: Joseph G. Furst, Raymond W. Buckman, Jr., Udayan Patel
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Patent number: 7452503Abstract: An apparatus useful for disseminating volatile liquid such as fragrance into an atmosphere from an evaporating surface adapted to oscillate in the atmosphere. Oscillation is caused and maintained by means of two magnets, one a permanent magnet, the other an electromagnet, one of which is attached to the evaporating surface. The electromagnet is caused to repel the permanent magnet at such points in the oscillation that the oscillation is maintained.Type: GrantFiled: January 27, 2004Date of Patent: November 18, 2008Inventors: Susan Hart, legal representative, Colin William Brown, Guy Edward Naish, Kishen Gohil, Gerald Leslie Hart
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Patent number: 7452504Abstract: A sterilizer includes a vacuum chamber, a source of vaporizable sterilant, a vacuum pump, and a control system. The control system is programmed to take one or more data inputs regarding the nature of the load, such as lumen length and diameter, and determine one or more parameters of the sterilization cycle based upon the inputs.Type: GrantFiled: May 28, 2004Date of Patent: November 18, 2008Assignee: Ethicon, Inc.Inventors: Su-Syin S. Wu, James P. Kohler, Harold R. Williams
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Patent number: 7452505Abstract: Objects of the present invention are to provide a method for analyzing a blood test sample containing blood platelet collected from a human body to detect presence of an analyte in the test sample, wherein fluctuations of measured results due to difference of processing mode of the test sample is eliminated, a dry analytical element and an analytical kit utilizing the method. The objects are achieved by a blood analytical method in which surfactant added to the blood test sample is at least one selected from surfactants that do not destroy blood platelet, a dry analytical element and an analytical kit utilizing the method.Type: GrantFiled: April 24, 2003Date of Patent: November 18, 2008Assignee: Fujifilm CorporationInventor: Hitomi Saitoh
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Patent number: 7452506Abstract: An improved method and apparatus for staining samples of biological material for accurate analysis of the sample. Biological material is applied to a substrate, such as a microscope slide. The biological specimen is then stained with a selected staining composition, which may be gentian violet for a Gram's Stain analysis. The stained biological material is at least partially decolorized and the level of decolorization is analyzed optically. If necessary, the decolorizing step and the optical analysis steps are repeated until a selected level of decolorization is obtained.Type: GrantFiled: October 21, 2002Date of Patent: November 18, 2008Assignee: Burns Energy Company, Inc.Inventors: Walden Lewis Gibbs, Jeffrey Dwight Gibbs
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Patent number: 7452507Abstract: Portable devices and methods for determining the presence of a target analyte using a portable device are provided. The portable device is preferably hand-held. A sample is injected to the portable device. A microfluidic separation is performed within the portable device and at least one separated component detected by a detection module within the portable device, in embodiments of the invention. A target analyte is identified, based on the separated component, and the presence of the target analyte is indicated on an output interface of the portable device, in accordance with embodiments of the invention.Type: GrantFiled: August 4, 2003Date of Patent: November 18, 2008Assignee: Sandia CorporationInventors: Ronald F. Renzi, Karl Wally, Robert W. Crocker, James F. Stamps, Stewart K. Griffiths, Julia A. Fruetel, Brent A. Horn, Isaac R. Shokair, Daniel D. Yee, Victoria A. VanderNoot, Boyd J. Wiedenman, Jason A. A. West, Scott M. Ferko
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Patent number: 7452508Abstract: Apparatus and a method for mixing a liquid within a disposable aspirating probe tip so that most of the liquid is forced to move past a transition zone between two different inside diameters to cause rotational mixing. The apparatus and method can be used to provide agglutination of blood, which in turn can be used for blood typing. The probe tip can include a single integral piece, or two separate portions. The transition zone can include a sharp demarcation between inside diameters, or a smooth one.Type: GrantFiled: November 6, 2001Date of Patent: November 18, 2008Inventors: Merrit N. Jacobs, Zhong Ding, Ronald F. Brookes
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Patent number: 7452509Abstract: A microfluidic device is provided that can include at least one trap for receiving displaceable adhesion material displaced during a closing operation of a deformable valve. The trap can be formed as a recess or chamber in a substrate of the microfluidic device. A system including a deformer for opening such a valve is also provided as are methods of opening such a valve.Type: GrantFiled: March 24, 2004Date of Patent: November 18, 2008Assignee: Applied Biosystems Inc.Inventors: David M. Cox, Sean M. Desmond
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Patent number: 7452510Abstract: A multi-well microfiltration apparatus and method are provided and feature a manual touch-off system for transferring pendent drops hanging from discharge-conduits of a discharge-conduit array to respective receiving wells or receiving holes of a corresponding receiving array, with minimum or no cross-contamination between the discharge conduits, or the receiving wells or receiving holes. The manual touch-off is achieved by manually shifting a carriage that supports one of the arrays, into a position whereat pendent drops of fluid hanging from the distal ends of the discharge conduits contact the inner sidewalls of the corresponding receiving wells or receiving holes of the receiving array.Type: GrantFiled: January 24, 2006Date of Patent: November 18, 2008Assignee: Applied Biosystems Inc.Inventors: Todd A. Weinfield, Gary Lim, Donald R. Sandell, Kevin S. Bodner, Mark Borodkin, Mark Oldham, Jon Hoshizaki
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Patent number: 7452511Abstract: A novel chlorine dioxide production apparatus, or reactor, is disclosed. The reactor receives reactants from two or more feed pipes under pressure, and the reactants react in a reaction chamber that operates under elevated pressure and within a specified temperature range. A gaseous product, such as chlorine dioxide, is generated and is released directly into a liquid stream for bleaching, disinfection, and other purposes. Also disclosed is a novel system for production of quantities of chlorine compounds from commercial grades of starting materials, and methods of using the reactor in situ for bleaching, and for disinfection, decontamination, and sterilization of flows of water or other liquids. An automated system for multiple points of addition of chlorine dioxide to a flow to be treated is also disclosed.Type: GrantFiled: May 5, 2003Date of Patent: November 18, 2008Inventors: Wilfried J. Schmitz, David Francis
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Patent number: 7452512Abstract: A converter assembly includes an outer shell defining an internal cavity that receives first and second catalyst substrates, which are spaced apart from each other to form a gap. A solid inner ring with a sensor boss is installed within the internal cavity. The solid inner ring is positioned in the gap between the first and second catalytic substrates. The solid inner ring provides insulation within the gap. The sensor boss extends radially outwardly beyond an outer surface of the outer shell. The sensor boss is welded to the outer surface of the outer shell to prevent exhaust gas leakage.Type: GrantFiled: February 1, 2005Date of Patent: November 18, 2008Assignee: ET US Holdings LLCInventor: James Quackenbush
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Patent number: 7452513Abstract: A triple helical flow vortex reactor has a reaction chamber (100) with the means to create three fluid flow vortexes and an optional double end orbiting plasma arc to sustain combustion. The first vortex is of fuel and combusted gases such that said fuel and combusted gases spiral away from a fuel inlet end (150) towards an exhaust nozzle or gas outlet end (110) of the reaction chamber (100). The second vortex is one starting at the gas outlet end (110) and confined to a thin layer at the inner wall surface (130) of the reaction chamber (100). The second vortex spirals in a direction reverse to the flow of the first vortex towards the fuel inlet end (150) of the reaction chamber (100). The third vortex is starting at the fuel inlet end and also confined to a thin layer at the inner wall surface (130) of the reaction chamber (100) in a direction with the flow of the first vortex.Type: GrantFiled: September 2, 2006Date of Patent: November 18, 2008Inventor: Igor Matveev
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Patent number: 7452514Abstract: Apparatus and process for producing carbon black or carbon containing compounds by converting a carbon containing feedstock, comprising the following steps: generating a plasma gas with electrical energy, guiding the plasma gas through a venturi, whose diameter is narrowing in the direction of the plasma gas flow, guiding the plasma gas into a reaction area, in which under the prevailing flow conditions generated by aerodynamic and electromagnetic forces, no significant recirculation of feedstock into the plasma gas in the reaction area recovering the reaction products from the reaction area and separating carbon black or carbon containing compounds from the other reaction products.Type: GrantFiled: September 19, 2001Date of Patent: November 18, 2008Assignee: Timcal SAInventors: Frédéric Fabry, Eusebiu Grivei, Nicolas Probst, Richard Smet, Jean-Yves Peroy, Gilles Flamant, Lauent Fulcheri, Patrick Leroux, Francis Fischer
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Patent number: 7452515Abstract: A system for making a biodiesel fuel using a biofuel reactor with at least one chamber and at least a two atomizers in each chamber, at least one atomizer with biofuel feedstock nozzles, and a second atomizer with alcohol with catalyst nozzles to simultaneously atomize and quickly react the biofuel feedstock with the alcohol with catalyst. A polyol separator separates the microparticles into a crude polyol stream and a crude biodiesel stream, and a conduit with an inlet introduces water to the crude biodiesel stream. A separator is used to separate a first portion of water from the crude biodiesel stream forming a washed crude biodiesel with a second portion of washing water, and a heat exchanger is used to form dried biodiesel and wash water vapor. A cooler cools the dried biodiesel, and a filter is used to remove particles from the cooled biodiesel forming the biodiesel.Type: GrantFiled: November 6, 2007Date of Patent: November 18, 2008Assignees: Biofuels Allied, Inc., Powertech International Holding AGInventors: Christof Lafleur, Harry Bouknight, Jr., Harry Bouknight, Sr.
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Patent number: 7452516Abstract: The invention relates to a distribution device (1) for distributing liquid over an underlying catalyst bed comprising a horizontal collection tray (2) provided with at least one gas chimney (3) for upward or downward passage of gas and with liquid dosing nozzles (4) for downward passage of liquid, wherein the gas chimney(s) (3) and liquid doing nozzles (4) are separate from each other and do not have the same longitudinal axis, and wherein each liquid dosing nozzle (4) comprises a concentrically arranged liquid passing hole (5) and splash plate (6), wherein the splash plate (6) is located below the liquid passing hole (5) and below the collection tray (2) such that there is a free fall distance for liquid of at least 100 mm between the hole (5) and the splash plate (6). The invention further relates to a reactor for hydroprocessing comprising such distribution device (1), the use of such reactor for hydroprocessing and a process for hydrocracking or hydrotreating in such reactor.Type: GrantFiled: August 18, 2004Date of Patent: November 18, 2008Assignee: Shell Oil CompanyInventors: Bastiaan Willem Van Hasselt, Bastiaan Leonard Johan Pieter Kikkert, Johannis Desiderius Stolwijk, Peter Mervyn Wilkinson, Marjanne Clara Zonnevylle
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Patent number: 7452517Abstract: Method for reducing mercury emissions from coal-fired combustion comprising staging of a combustion unit to remove mercury with fly ash from the flue gas, introducing activated carbon to remove mercury from the flue gas, and collecting the fly ash, activated carbon, and associated mercury in a particulate control device.Type: GrantFiled: December 2, 2005Date of Patent: November 18, 2008Assignee: General Electric CompanyInventors: Vitali Lissianski, Randy Seeker, Peter M. Maly
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Patent number: 7452518Abstract: A process for producing a synthetic quartz glass powder which is substantially free of carbon contaminant, for reduced bubble density and improved stability of articles made from the synthetic quartz glass during fusion molding by maintaining the synthetic silica powder in an oxidizing environment, e.g., an atmosphere comprising at least 3 vol. % ozone at a temperature of less than 1400° C., causing carbon containing compounds to be reduced to less than 10 ppm.Type: GrantFiled: November 2, 2005Date of Patent: November 18, 2008Assignee: Momentive Performance Materials Inc.Inventors: Richard L. Hansen, Theodore P. Kircher, Douglas M. Korwin