Patents Assigned to Nippon Oil Corporation
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Patent number: 8574775Abstract: A method for starting a fuel cell system may include raising the temperature of the reforming catalyst layer while measuring the temperature of the reforming catalyst layer, calculating the flow rate of a hydrocarbon fuel which can be reformed in the reforming catalyst layer based on the measured temperature of the reforming catalyst layer, and supplying the hydrocarbon fuel at the calculated flow rate into the reforming catalyst layer to reform the fuel, and supplying the resultant reformed gas into an anode of a high temperature-type fuel cell. The amount of the hydrocarbon fuel supplied into the reforming catalyst layer is increased until the amount of the hydrocarbon fuel supplied into the reforming catalyst layer reaches the flow rate at the time of the completion of the start.Type: GrantFiled: August 11, 2008Date of Patent: November 5, 2013Assignee: Nippon Oil CorporationInventor: Susumu Hatada
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Patent number: 8513173Abstract: A lubricant composition for ball joints exhibits excellent low friction not only at ordinary temperatures but also from higher to lower temperatures, and will not leak out of ball joints at higher temperatures. A ball joint has the lubricant composition sealed therein. The lubricant composition contains a base oil including a synthetic hydrocarbon oil, a thickener, and a fatty acid salt of a compound represented by the formula (1): R1—NH—R2—NH2??(1) (R1: hydrocarbon group of C1 to C24; R2: alkylene group of C2 to C4).Type: GrantFiled: September 6, 2011Date of Patent: August 20, 2013Assignee: Nippon Oil CorporationInventors: Hirotsugu Kinoshita, Takashi Arai, Kiyomi Sakamoto
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Patent number: 8487136Abstract: A method for selectively producing a monoaryl norbornene derivative represented by a formula (5) involves having a norbornadiene derivative represented by a formula (3) and a bromine compound represented by a formula (4) react with each other in the presence of a reducing agent, palladium and at least one selected from phosphorus compounds represented by the formulas (1) and (2), whereby the norbornene derivative represented by formula (5) having a monoaryl substituent is an exo configuration.Type: GrantFiled: July 29, 2008Date of Patent: July 16, 2013Assignee: Nippon Oil CorporationInventors: Shinichi Komatsu, Toshikatsu Shoko, Tadahiro Kaminade
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Patent number: 8481467Abstract: Lubricating oil compositions have low friction properties and anti-wear properties and are excellent in long drain capability. The lubricating oil compositions are particularly suitable for use as a fuel efficient type lubricating oil for internal combustion engines. The lubricating oil compositions contain a lubricating oil additive comprising one or more compounds selected from a specific nitrogen-containing compound, an acid-modified derivative thereof, and an oil soluble metal complex obtained by mixing the nitrogen-containing compound and/or acid-modified derivative thereof with an organic metal salt and/or organic metal complex.Type: GrantFiled: April 14, 2006Date of Patent: July 9, 2013Assignee: Nippon Oil CorporationInventors: Kazuhiro Yagishita, Shouzaburou Konishi
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Patent number: 8479572Abstract: There is provided a bubble column type hydrocarbon synthesis reactor which synthesizes a hydrocarbon compound by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and a slurry having solid catalyst particles suspended in liquid. The hydrocarbon synthesis reactor includes a reactor main body which accommodates the slurry, a synthesis gas supplying section which supplies the synthesis gas to the slurry; one pressure sensor which is arranged higher than the liquid level of the slurry to measure the pressure of the synthesis gas above the liquid level, another pressure sensor which is arranged lower than the liquid level of the slurry to measure the pressure of the slurry, and a liquid level detecting device which detects a liquid level position of the slurry on the basis of measurement results of the pressure sensors. A plurality of the other pressure sensors are provided at arbitrary intervals in an axial direction of the reactor main body.Type: GrantFiled: September 26, 2008Date of Patent: July 9, 2013Assignees: Nippon Steel Engineering Co. Ltd., Japan Oil, Gas and Metals National Corporation, Inpex Corporation, Nippon Oil Corporation, Japan Petroleum Exploration Co., Ltd., Cosmo Oil Co., Ltd.Inventors: Yasuhiro Onishi, Yuzuru Kato, Eiichi Yamada
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Patent number: 8476479Abstract: In processing of biomass by catalytic cracking in a fluidized catalytic cracker having a reaction zone, a separation zone, a stripping zone, and a regeneration zone, the feedstock oil containing the biomass is processed in the reaction zone using a catalyst containing 10 to 50 mass % of ultrastable Y-type zeolite under the conditions: outlet temperature of the reaction zone 580 to 680° C., catalyst/oil ratio 10 to 40 wt/wt, reaction pressure 1 to 3 kg/cm2 G, and contact time of the feedstock oil with the catalyst in the reaction zone 0.1 to 1.0 sec, and the catalyst is then treated in the regeneration zone under the conditions: regeneration zone temperature 640 to 720° C., regeneration zone pressure 1 to 3 kg/cm2 G, and exhaust gas oxygen concentration at the regeneration zone outlet 0 to 3 mol %.Type: GrantFiled: August 6, 2007Date of Patent: July 2, 2013Assignee: Nippon Oil CorporationInventors: Yuichiro Fujiyama, Shigeko Okuhara
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Patent number: 8460630Abstract: When the production of hydrogen and the recovery of carbon dioxide are simultaneously performed by using as a raw material a carbon-containing fuel, the increase of the system cost is suppressed and the efficiency is improved.Type: GrantFiled: March 27, 2008Date of Patent: June 11, 2013Assignee: Nippon Oil CorporationInventors: Takuya Niitsuma, Shunsuke Maekawa, Yoshihiro Kobori
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Patent number: 8415282Abstract: The lubricating oil composition of the present invention comprises a base oil for lubricating oil, (A) at least one species selected from the phosphorus compounds represented by the following General Formula (1) or (2) as well as metal salts (excluding molybdenum salts) and amine salts thereof, and (B) an organic molybdenum compound not containing sulfur as a constituent element (in the formula, R1 and R4 represent hydrocarbon groups having 1 to 30 carbons, R2, R3, R5 and R6 represent hydrogen atoms or hydrocarbon groups having 1 to 30 carbons, X1 to X7 represent oxygen atoms or sulfur atoms, and n represents 0 or 1).Type: GrantFiled: September 26, 2005Date of Patent: April 9, 2013Assignee: Nippon Oil CorporationInventor: Kazuhiro Yagishita
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Patent number: 8415283Abstract: The invention provides lubricant compositions for diesel engines having a regenerative DPF, which prolong life of the DPF by inhibiting accumulation of components depositable on DPF inner walls, diesel engine systems having a regenerative DPF with prolonged life, and a method for inhibiting accumulation of components depositing on the DPF in the system. The present composition is for diesel engines having a regenerative DPF and running on diesel fuel with <10 mass ppm sulfur, contains a base oil and additives including (A) metal detergent, (B) ashless dispersant, and (C) phosphorus-based anti-wear agent, and satisfies the conditions of a sulfated ash content of 0.4-2 mass %, an atomic ratio of metal from component (A) to the total phosphorus of 0.2-3, an atomic ratio of the total boron to metal from component (A) of 0.2-2, and an atomic ratio of the total sulfur to metal from component (A) of 0-4.Type: GrantFiled: February 19, 2010Date of Patent: April 9, 2013Assignees: Nippon Oil Corporation, Japan Petroleum Energy CenterInventors: Isao Kurihara, Mineo Kagaya
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Patent number: 8394745Abstract: The present invention provides a lubricating base oil comprising saturated components of 90% by mass or greater, wherein the proportion of cyclic saturated components among the saturated components is not greater than 40% by mass, and by having a viscosity index of 110 or higher and an iodine value of not greater than 2.5. The lubricating base oil of the invention exhibits excellent viscosity-temperature characteristics and heat and oxidation stability while also allowing additives to exhibit a higher level of function when additives are included. The lubricating base oil of the invention is suitable for use in various lubricating oil fields, and is especially useful for reducing energy loss and achieving energy savings in devices in which the lubricating base oil is applied.Type: GrantFiled: March 28, 2007Date of Patent: March 12, 2013Assignees: Nippon Oil Corporation, Petroleum Energy CenterInventors: Takashi Sano, Shinichi Shirahama, Kazuo Tagawa, Kenichi Komiya, Shigeki Matsui, Osamu Kurosawa
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Patent number: 8389303Abstract: A method of manufacturing an organic EL element having a corrugated structure, the organic EL element comprising a transparent supporting substrate, a transparent electrode, an organic layer, and a metal electrode, the method comprises the steps of: laminating on the transparent supporting substrate a curable-resin layer having concavity and convexity formed thereon in a periodic arrangement in a way that a curable resin is applied onto the transparent supporting substrate, the curable resin is then cured with a master block being pressed thereto, and thereafter the master block is detached; and obtaining an organic EL element by laminating on the curable-resin layer the transparent electrode, the organic layer, and the metal electrode individually so that a shape of the concavity and convexity formed on a surface of the curable-resin layer can be maintained.Type: GrantFiled: July 25, 2008Date of Patent: March 5, 2013Assignees: Tokyo Institute of Technology, Nippon Oil CorporationInventors: Hideo Takezoe, Fumito Araoka, Soon Moon Jeong, Suzushi Nishimura, Goro Suzaki
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Patent number: 8372263Abstract: A hydroisomerization catalyst according to the present invention is obtained by calcining a catalyst composite including an ion-exchanged molecular sieve or a calcined material thereof which is obtained by performing ion exchange of a molecular sieve containing an organic template in a solution containing a cation species and using water as a main solvent and at least one metal which is selected from a group consisting of metals belonging to Groups 8-10 of the Periodic Table of the Elements, molybdenum, and tungsten supported on the ion-exchanged molecular sieve or a calcined material thereof.Type: GrantFiled: January 31, 2008Date of Patent: February 12, 2013Assignee: Nippon Oil CorporationInventor: Kazuaki Hayasaka
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Patent number: 8367883Abstract: The present invention relates to a method of manufacturing naphtha, wherein, in hydrogenation of a naphtha fraction which is fractionated from synthetic oil (FT synthetic oil) obtained by Fisher-Tropsch synthesis, the hydrogenised component is recycled and the recycled amount thereof is adjusted to reduce a olefin content in a hydro-refining apparatus whereby heat generation is suppressed and unstable operation of the hydro-refining apparatus can be stabilized. Furthermore, the present invention relates to a method of manufacturing naphtha, wherein a cut point for fractionating a naphtha fraction from FT synthetic oil is adjusted to reduce the amount of olefin in a hydro-refining apparatus whereby unstable operation of the hydro-refining apparatus can be stabilized.Type: GrantFiled: September 25, 2008Date of Patent: February 5, 2013Assignees: Japan Oil, Gas and Metals National Corporation, Inpex Corporation, Nippon Oil Corporation, Japan Petroleum Exploration Co., Ltd., Cosmo Oil Co., Ltd., Nippon Steel Engineering Co., Ltd.Inventor: Yuichi Tanaka
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Patent number: 8366911Abstract: The present invention provides a method of producing a liquid fuel enabling production of middle distillate at a high yield from a feed oil containing paraffinic hydrocarbons having 20 to 100 carbon atoms as main components without losing the high cracking activity and also enabling provision of high quality gas oil included in the middle distillate. A feed oil containing paraffinic hydrocarbons having 20 to 100 carbon atoms as main components is subjected to hydrotreating in the present of a prespecified hydrotreating catalyst and under the conditions for hydrotreating including a temperature of 200 to 350° C., a liquid hourly space velocity of 0.1 to 5.0 h?1, and a partial pressure of hydrogen of 0.5 to 8 MPa to obtain an effluent oil, and then the effluent oil is fractionated to obtain middle distillate including a gas oil with a cetane number of 75 or over and a pour point of ?27.5° C. or below at a yield of 55% or over against a total weight of the feed oil.Type: GrantFiled: April 26, 2008Date of Patent: February 5, 2013Assignees: Nippon Oil Corporation, JGC Catalysts & Chemicals Ltd.Inventors: Hiroyuki Seki, Masahiro Higashi, Sumio Saito, Ryuzo Kuroda, Takashi Kameoka
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Publication number: 20130011758Abstract: The indirect internal reforming solid oxide fuel cell system includes an indirect internal reforming solid oxide fuel cell that has a first reformer which produces a reformed gas from a hydrocarbon-based fuel by using a steam reforming reaction, a solid oxide fuel cell which generates electric power by using the reformed gas obtained in the first reformer, and a container which houses the first reformer and the solid oxide fuel cell, the first reformer being disposed in a position to receive heat radiation from the solid oxide fuel cell; a second reformer which is disposed outside the container and produces a reformed gas by reforming a hydrocarbon-based fuel; and a line which leads the reformed gas obtained in the second reformer from the second reformer to an anode of the solid oxide fuel cell.Type: ApplicationFiled: December 28, 2011Publication date: January 10, 2013Applicant: NIPPON OIL CORPORATIONInventor: Yukihiro Sugiura
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Publication number: 20120326355Abstract: A sulfur-containing material in a melt state is stored in material hopper heated to a temperature within a preset temperature range of which a lower limit is equal to or above a melting point of sulfur. The stored sulfur-containing material is sucked by pressure generators and pulled out into cylinders heated to a temperature within the preset temperature range. The pulled out sulfur-containing material is pushed out from the cylinders under pressure applied by the pressure generator, and thereafter, the resultant material is injected into mold heated to a temperature within the preset temperature range. An injection port of the mold after the sulfur-containing material is fully injected is closed. By stopping heating of the mold, the sulfur-containing material is slowly cooled. After that, a modified sulfur concrete substance formed by cooling and solidifying the sulfur-containing material is taken out from the mold.Type: ApplicationFiled: July 9, 2012Publication date: December 27, 2012Applicants: FUJI CONCRETE INDUSTRY CO., LTD., NIPPON OIL CORPORATIONInventors: Minoru Kurakake, Masaaki Chatani, Yoshifumi Tominaga, Yasunori Yamaguchi
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Patent number: 8338495Abstract: In a GTL process of producing various kinds of hydrocarbon oils from natural gas, provided is improved heat efficiency in the case of using a steam reforming process or a carbon dioxide reforming process in the reforming. The process includes producing a synthesis gas by converting the natural gas and at least one of steam and carbon dioxide into a synthesis gas through a tubular reformer filled with a reforming catalyst, producing Fischer-Tropsch oil by subjecting the produced synthesis gas to a Fischer-Tropsch reaction, and upgrading in which the Fischer-Tropsch oil is subjected to hydrotreatment and distillation to produce various kinds of hydrocarbon oils, in which excess heat generated in the synthesis gas production is recovered, and the recovered heat is used as heat for at least one of hydrotreatment and distillation in the upgrading.Type: GrantFiled: September 18, 2008Date of Patent: December 25, 2012Assignees: Japan Oil, Gas and Metals National Corporation, Inpex Corporation, Nippon Oil Corporation, Japan Petroleum Exploration Co., Ltd., Cosmo Oil Co., Ltd., Nippon Steel Engineering Co., Ltd., Chiyoda CorporationInventors: Fuyuki Yagi, Kenichi Kawazuishi
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Patent number: 8338041Abstract: To provide a reformer that uses a relatively inexpensive granular catalyst and can provide a more uniform temperature distribution in a catalyst bed while suppressing increase in the size of the reformer and the required power and size of an auxiliary machine, and a more compact indirect internal reforming high temperature fuel cell while suppressing increase in cost. A reformer that produces a hydrogen-containing gas from a hydrocarbon-based fuel by a steam reforming reaction has a reactor vessel and a reforming catalyst bed packed with a granular catalyst having steam reforming activity in the reactor vessel, the reformer has a partition plate that divides the reforming catalyst bed into at least two sections, the partition plate has a thermal conductivity higher than effective thermal conductivity of the catalyst bed, and the partition plate extends in the reactor vessel from a part which is at a higher temperature in a rated operation to a part which is at a lower temperature in rated operation.Type: GrantFiled: May 15, 2008Date of Patent: December 25, 2012Assignee: Nippon Oil CorporationInventor: Susumu Hatada
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Patent number: 8322753Abstract: An identification medium is to be observed via a linearly polarizing filter and includes a first liquid crystal layer that changes the wavelength of light according to the rotational angle of the linearly polarizing filter, a cholesteric liquid crystal layer, and a light absorbing layer that is provided below the cholesteric liquid crystal layer.Type: GrantFiled: October 18, 2007Date of Patent: December 4, 2012Assignees: NHK Spring Co., Ltd., Nippon Oil CorporationInventors: Hidekazu Hoshino, Itsuo Takeuchi, Tokio Sakauchi, Suzushi Nishimura, Gorou Suzaki
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Patent number: 8318040Abstract: The refrigerating machine oil of the invention is characterized by comprising an ester of a polyhydric alcohol and fatty acids with a content of a C10-C13 branched fatty acid of 50% by mole or greater. The working fluid composition for a refrigerating machine of the invention is characterized in that the working fluid composition comprises an ester of a polyhydric alcohol and fatty acids with a content of a C10-C13 branched fatty acid of 50% by mole or greater, and a refrigerant.Type: GrantFiled: March 11, 2008Date of Patent: November 27, 2012Assignee: Nippon Oil CorporationInventors: Ken Sawada, Yuji Shimomura, Katsuya Takigawa