Patents Assigned to Taiyo Nippon Sanso Corporation
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Patent number: 7594955Abstract: A process for recovering rare gases using a gas-recovering container and, more particularly, a process of recovering a rare gas in a rare gas-containing exhaust gas discharged from an equipment using said rare gas, and introducing the recovered rare gas-containing exhaust gas into rare gas separation and purifying equipment and therein separating and purifying the rare gas.Type: GrantFiled: April 26, 2005Date of Patent: September 29, 2009Assignee: Taiyo Nippon Sanso CorporationInventor: Yoshio Ishihara
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Publication number: 20090232692Abstract: Disclosed is a process of producing a porous metal body containing a metal component which is likely to be oxidized, by which process the amounts of residual carbon and residual oxygen therein are decreased, and by which the performance of the product porous body can be largely promoted. The process for producing a porous metal body by sintering a material of the porous metal body, which material is obtained by coating a slurry containing a metal powder and an organic binder on an organic porous aggregate, comprises a defatting step of treating the material of the porous metal body at a temperature not higher than 650° C.Type: ApplicationFiled: March 17, 2009Publication date: September 17, 2009Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Tomohiro Wada, Tomoyuki Haneji, Shinichi Takahashi, Kiichi Kanda, Kenichi Watanabe
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Publication number: 20090215616Abstract: A granular material having a high strength and a large BET specific surface area composed of porous particles comprising calcium oxide and calcium hydroxide wherein the calcium oxide is contained in an amount of 30 to 80 weight % based on a total amount of the calcium oxide and calcium hydroxide and the porous particles have a BET specific surface area of 40 m2/g or more, or composed of porous particles comprising calcium oxide, magnesium oxide, calcium hydroxide, and magnesium hydroxide wherein a ratio of an amount of magnesium to a total of an amount of calcium and an amount of magnesium is in the range of 0.05 to 0.80, a total hydroxide content in the whole particles is in the range of 1 to 20 weight % and the porous particles have a BET specific surface area of 50 m2/g or more.Type: ApplicationFiled: March 30, 2006Publication date: August 27, 2009Applicants: Ube Material Industries, Ltd., Taiyo Nippon Sanso CorporationInventors: Osamu Misumi, Shinichi Yamamoto, Takayuki Watanabe, Takashi Kishimoto, Takashi Watanabe, Fumio Okada, Yoshio Ishihara, Katsumasa Suzuki, Kaoru Sakoda
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Patent number: 7550027Abstract: In order to provide a method for supplying a cover gas which has sufficient preventive effects of oxidation-combustion and prevents cost-increase by containing a necessary and sufficient amount of fluoroketone in the cover gas which is supplied in a melting furnace of magnesium, the present invention provides a method for supplying a cover gas containing fluoroketone in a melt furnace to prevent oxidation and combustion of a melt of magnesium in the melt furnace, wherein the moisture concentration of gas in the melt furnace is measured, and the concentration of fluoroketone in the cover gas is adjusted to a range from 1/50 to 1/5 relative to the moisture concentration.Type: GrantFiled: October 31, 2007Date of Patent: June 23, 2009Assignee: Taiyo Nippon Sanso CorporationInventors: Hiroshi Sanui, Yuji Nomura, Hidetoshi Ohta
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Publication number: 20090127729Abstract: A sphering apparatus includes a sphering furnace on a body of which a plurality of adhesion preventing air-introducing holes is formed and at a lower position of which a carrier air-introducing hole and a carrier air-withdrawing hole are formed; an air blower introducing both an adhesion preventing air and a carrier air; a first pipe one end of which is connected to a discharging part of the air blower and the other end of which is biforked, one biforked end being connected to the carrier air-introducing hole and the other biforked end being connected to a manifold bundling the plurality of adhesion preventing air-introducing holes; a first damper provided in any one of two pipes in the biforked part of the first pipe; a cyclone connected to the carrier air-withdrawing hole through a second pipe; and a bag filter connected to the cyclone through a third pipe.Type: ApplicationFiled: September 22, 2005Publication date: May 21, 2009Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Yoshiyuki Hagiwara, Shinichi Miyake
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Publication number: 20090130860Abstract: To remove the deposit including a high dielectric constant film deposited on an inside of a processing chamber, by using a cleaning gas activated only by heat. The method includes the steps of: loading a substrate or a plurality of substrates into the processing chamber; performing processing to deposit the high dielectric constant film on the substrate by supplying processing gas into the processing chamber; unloading the processed substrate from the inside of the processing chamber; and cleaning the inside of the processing chamber by supplying a halide gas and an oxygen based gas into the processing chamber, and removing the deposit including the high dielectric constant film deposited on the inside of the processing chamber, and in the step of cleaning the inside of the processing chamber, the concentration of the oxygen based gas in the halide gas and the oxygen based gas is set to be less than 7%.Type: ApplicationFiled: July 8, 2008Publication date: May 21, 2009Applicants: HITACHI KOKUSAI ELECTRIC INC., TAIYO NIPPON SANSO CORPORATIONInventors: Hironobu Miya, Eisuke Nishitani, Yuji Takebayashi, Masanori Sakai, Hirohisa Yamazaki, Toshinori Shibata, Minoru Inoue
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Publication number: 20090035212Abstract: The method for concentrating an oxygen isotope or isotopes of the present invention combines the step of concentrating 17O and/or the step of depleting 18O that utilizes photodissociation of ozone by a laser beam with an oxygen distillation step that concentrates the oxygen isotope. At this time, it is preferable to carry out a step of isotope scrambling in addition to the above. When both a step of concentrating 17O and a step of depleting 18O are carried out, whichever thereof may be done first prior to the other. Also these steps may be placed either before or after the oxygen distillation step. Moreover, at least one of said oxygen distillation step, the concentrating 17O step, the depleting 18O step and the isotope scrambling step is preferably carried out twice or more.Type: ApplicationFiled: August 16, 2006Publication date: February 5, 2009Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Hitoshi Kihara, Shigeru Hayashida, Takashi Kambe, Hiroshi Kawakami, Shigeyoshi Arai
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Publication number: 20080296269Abstract: The TIG welding methods of the present invention include generating an electric arc between an electrode and an object to weld the object, wherein a first shielding gas including an inert gas flows toward the welded object surrounding the electrode, a second shielding gas containing an oxidative gas flows toward the welded object along a periphery of the first shielding gas, and the concentration of the oxidative gas in the second shielding gas is set such that the oxygen concentration in the welded metal portion of the welded object is within a range of 70 to 220 wt. ppm.Type: ApplicationFiled: February 12, 2007Publication date: December 4, 2008Applicant: Taiyo Nippon Sanso CorporationInventors: Toyoyuki Sato, Koji Nakamura, Yutaka Kimura, Hidetoshi Fujii, Shanping Lu, Kiyoshi Nogi
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Publication number: 20080264101Abstract: A process and apparatus for producing nitrogen by which product nitrogen can be efficiently supplied.Type: ApplicationFiled: November 7, 2005Publication date: October 30, 2008Applicant: Taiyo Nippon Sanso CorporationInventors: Makoto Irisawa, Toshiyuki Nojima, Takashi Tafsumi
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Patent number: 7406987Abstract: A fuel filling apparatus is provided. The fuel filling apparatus comprises an overfilling protective valve arranged in a fuel gas supply path for supplying a fuel gas to an automobile. The overfilling protective valve further comprises a fuel gas path, a valve unit for opening and closing the fuel gas path by a valve body, a valve body displacement means for displacing the valve body according to a filling pressure of the fuel gas, and a temperature modulating unit for modulating a temperature of the valve body displacement means. Even though a difference between the temperature of the fuel gas and the operation temperature of the overfilling protective valve is large, the temperature of the valve body displacement means can be maintained within the preset temperature range by the temperature modulating unit and the overfilling protective valve can be exactly operated under the preset pressure.Type: GrantFiled: September 24, 2003Date of Patent: August 5, 2008Assignee: Taiyo Nippon Sanso CorporationInventors: Naoyuki Takano, Kazutoshi Sato, Kanji Omori
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Patent number: 7393447Abstract: An apparatus comprising first to third columns, wherein the outlet of a first column reboiler and the inlet of a second column condenser are connected by a first introduction conduit, and the outlet of a second distillation column reboiler and the inlet of a third column condenser are connected by a second introduction conduit, and additionally the outlet of the second column condenser and the inlet of the first column reboiler are connected by a first return conduit, and the outlet of the third column condenser and the inlet of the second column reboiler are connected by a second return conduit.Type: GrantFiled: November 15, 2004Date of Patent: July 1, 2008Assignee: Taiyo Nippon Sanso CorporationInventors: Hitoshi Kihara, Hiroshi Tachibana, Shigeru Hayashida, Hiroshi Kawakami
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Publication number: 20080121512Abstract: A distillation apparatus of the present invention includes a distillation column group in which a plurality of distillation columns comprising a condenser and a reboiler is connected in the form of a cascade; a gas-feeding line which feeds gas from the distillation column to a latter distillation column; a gas line which introduces the gas from the distillation column to the condenser attached to the distillation column; a liquid-line which withdraws a condensed liquid from the condenser; a liquid-reflux line which introduces a part of the condensed liquid from the liquid-line to the distillation column; a liquid-return line which returns the remainder of the condensed liquid from the liquid-line to a former distillation column; a valve provided on the liquid-return line; and a bypass line which connects the liquid-return line and the gas line so as to flow an evaporated gas generated in the liquid-return line to the gas line.Type: ApplicationFiled: November 26, 2007Publication date: May 29, 2008Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Hitoshi Kihara, Takashi Kambe
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Patent number: 7375247Abstract: A method for producing MMA-d8 which includes a step of exchanging D in hydroxyl group of methanol-d4 represented by the formula: CD3OD with H to prepare the methanol-d3 represented by the formula CD3OH and simultaneously recovering a deuterium-containing compound, and a step of reacting methanol-d3 with sulfuric acid salt of methacrylic acid amide represented by the formula CD2=(CD3)CO(NH2.H2SO4) to prepare MMA-d8 represented by the formula: CD2=(CD3)COOCD3.Type: GrantFiled: September 1, 2004Date of Patent: May 20, 2008Assignee: Taiyo Nippon Sanso CorporationInventors: Yuichi Sugano, Takafumi Abe, Toshifumi Abe
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Publication number: 20080105087Abstract: In order to provide a method for supplying a cover gas which has sufficient preventive effects of oxidation-combustion and prevents cost-increase by containing a necessary and sufficient amount of fluoroketone in the cover gas which is supplied in a melting furnace of magnesium, the present invention provides a method for supplying a cover gas containing fluoroketone in a melt furnace to prevent oxidation and combustion of a melt of magnesium in the melt furnace, wherein the moisture concentration of gas in the melt furnace is measured, and the concentration of fluoroketone in the cover gas is adjusted to a range from 1/50 to 1/5 relative to the moisture concentration.Type: ApplicationFiled: October 31, 2007Publication date: May 8, 2008Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Hiroshi Sanui, Yuji Nomura, Hidetoshi Ohta
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Publication number: 20080076905Abstract: This invention provides a process for producing an isotope-labeled protein used as a sample for protein 3D structural analysis via NMR in a cost-effective manner within a short period of time. In this process, a protein is synthesized using, as a substrate, an amino acid mixture that contains a maximum of 19 different types of amino acids selected from the group consisting of alanine, arginine, aspartic acid, cysteine, glutamic acid, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, valine, asparagine, and glutamine in a cell-free protein synthesis system.Type: ApplicationFiled: May 21, 2004Publication date: March 27, 2008Applicants: Riken, Taiyo Nippon Sanso CorporationInventors: Shigeyuki Yokoyama, Takanori Kigawa, Rie Nakajima, Akiko Tanaka, Jun Yokoyama, Yoshihisa Fukai, Takehisa Matsumoto
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Publication number: 20080063589Abstract: The subject invention provides a stable mass production method of carbon nano structure at low cost immune to variation of particle diameter of the catalyst microparticle in the catalyst material. The subject invention also provides a production device used for the method, and a new carbon nano structure having a conformation suitable for the mass production. The production method of carbon nano structure comprising fluidizing a material gas and catalyst microparticles in the reactor so that the material gas and the catalyst microparticles are brought into contact with each other, wherein said catalyst microparticles are suspended by the instantaneous spraying of the high-pressure gas, and then the suspension effect of the catalyst microparticles is stopped so that the catalyst microparticles naturally fall. The particle diameter of the catalyst microparticles is thus selected. With this arrangement, only the selected catalyst microparticles with the desired diameter are supplied to the reactor.Type: ApplicationFiled: July 13, 2005Publication date: March 13, 2008Applicants: JAPAN SCIENCE AND TECHNOLOGY AGENCY, PUBLIC UNIVERSITY CORPORATION OSAKA PREFECTURE UNIVERSITY, TAIYO NIPPON SANSO CORPORATION, OTSUKA CHEMICAL CO., LTD., NISSIN ELECTRIC CO., LTD.Inventors: Yoshikazu Nakayama, Takeshi Nagasaka, Toru Sakai, Toshiki Goto, Hiroyuki Tsuchiya, Keisuke Shiono, Nobuharu Okazaki
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Publication number: 20080053966Abstract: A shielding gas for MAG welding wherein a carbon steel solid wire is used for lap fillet welding of a galvanized steel sheet; wherein the shielding gas is a mixed gas composition consisting of 8 to 15% by volume of oxygen, 20 to 30% by volume of carbon dioxide, and residual % by volume of argon.Type: ApplicationFiled: October 22, 2007Publication date: March 6, 2008Applicant: TAIYO NIPPON SANSO CORPORATIONInventors: Katsunori Wada, Toshikazu Kamei
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Patent number: 7300497Abstract: A gas separation method is provided in which, when separating a first component and a second component from a mixed gas containing a plurality of components by using a pressure swing adsorption method, these components can be efficiently recovered and cost reduction can be achieved. Between an adsorption step and a regeneration process step, which use a first adsorption column containing a first adsorbent on which the first component is less readily adsorbable and the second component is absorbable, and a second adsorption column containing a second adsorbent on which the first component is readily adsorbable and the second component is less readily adsorbable, an equalization depressurization step and an equalization pressurization process step, in which the pressure of the first and second adsorption columns is equalized, is carried out.Type: GrantFiled: April 11, 2003Date of Patent: November 27, 2007Assignee: Taiyo Nippon Sanso CorporationInventors: Tatsushi Urakami, Tooru Nagasaka, Masato Kawai, Akihiro Nakamura
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Patent number: 7297237Abstract: By using a dephlegmator which conducts distillation concurrently with heat exchange within at least one distillation column, or a portion of one distillation column, of a distillation cascade, the quantity of liquid holdup within the distillation apparatus is reduced and the start-up time is shortened. Consequently, the operational costs associated with startup are reduced, and productivity is improved markedly.Type: GrantFiled: November 22, 2001Date of Patent: November 20, 2007Assignees: Koichi Asano, Taiyo Nippon Sanso CorporationInventors: Koichi Asano, Shigeru Hayashida, Nobuaki Egoshi, Hiroshi Kawakami
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Patent number: 7258725Abstract: Gas supplying method and system in which effective component gas in exhaust gas can be separated and purified efficiently to be resupplied regardless of variation in the flow rate or composition of the exhaust gas and consumed gas can be replenished efficiently. In a method for collecting exhaust gas discharged from a gas using facility, separating/purifying effective component gas contained in the exhaust gas and supplying the effective component gas thus obtained to the gas using facility, the exhaust gas discharged from the gas using facility is added with a replenishing gas of the same components as the effective component gas before the effective component gas is separated and purified.Type: GrantFiled: December 4, 2002Date of Patent: August 21, 2007Assignee: Taiyo Nippon Sanso CorporationInventors: Tadahiro Ohmi, Yoshio Ishihara, Akihiro Nakamura