Patents Assigned to Nippon Sanso Corporation
  • Patent number: 11199323
    Abstract: One object of the present invention is to provide a burner which can uniformly heat a wide area without decreasing the heat radiation even when the swing width of the flame self-oscillating is large, and the present invention provides a burner in which a main combustion fluid and a second combustion fluid are combusted by ejecting the main combustion fluid while self-oscillating from a central expanding ejection port (3) which expands towards a tip end and ejecting the second combustion fluid from a pair of side ejection ports (5 and 7) provided on both sides of the central expanding ejection port (3), wherein a pair of the side ejection ports (5 and 7) are disposed symmetrically with respect to a central axis of the central expanding ejection port (3), and the central expanding ejection port (3) and the side ejection ports (5 and 7) are provided such that an expanding angle ? of the central expanding ejection port (3) and an angle ? formed by the central axes of a pair of the side ejection ports (5 and 7) sa
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: December 14, 2021
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Takeshi Saito, Yoshiyuki Hagihara, Yasuyuki Yamamoto, Naoki Seino
  • Patent number: 11149121
    Abstract: An object of the present invention is to produce composite resin particles in which the original physical properties of PTFE derived from fine powder are maintained, and the present invention provides a method for producing composite resin particles, wherein the method includes: a first step in which fine powder containing polytetrafluoroethylene obtained by emulsion polymerization is pulverized in the presence of a ketone-based solvent; a second step in which the pulverized fine powder and a carbon nanomaterial are dispersed in the ketone-based solvent to produce a composite resin particles dispersion; a third step in which the composite resin particles are produced by removing the ketone-based solvent from the composite resin particle dispersion; and wherein the fine powder is pulverized so as to have an average particle diameter of 50 ?m or less, and a temperature of the ketone-based solvent used in the first step is set to 20° C. or less.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: October 19, 2021
    Assignee: Taiyo Nippon Sanso Corporation
    Inventors: Yasuhito Koda, Kentaro Miyoshi, Katsunori Takada, Toru Sakai
  • Publication number: 20210293475
    Abstract: A helium circulation system includes a refrigerator configured to cool a gas refrigerant into a liquid refrigerant; a first path configured to feed the liquid refrigerant from the refrigerator to a Dewar; a second path configured to feed the gas refrigerant from the Dewar to a vaporized gas collector via the refrigerator; a third path configured to feed the gas refrigerant from the vaporized gas collector to the refrigerator; a fourth path configured to feed the gas refrigerant from the Dewar to the vaporized gas collector without via the refrigerator; and a control unit configured to feed the liquid refrigerant through the first path while feeding the gas refrigerant through the third path when the refrigerator is driven, and feed the gas refrigerant through the second path while feeding the gas refrigerant the fourth path, when the refrigerator is stopped.
    Type: Application
    Filed: March 22, 2021
    Publication date: September 23, 2021
    Applicants: Ricoh Company, Ltd., Taiyo Nippon Sanso Corporation
    Inventors: Shunichi MATSUMOTO, Kunio KAZAMI, Jun KONDO, Hiroshi KUBOTA, Takahiro UMENO, Shoji TAKAMI, Kenji IWAMOTO, Yujiro HOTEI
  • Publication number: 20210293467
    Abstract: A cryogenic refrigerator includes a cooling unit and a magnetic shielding unit. The cooling unit is configured to cool a refrigerant. The magnetic shielding unit covers around. the cooling unit.
    Type: Application
    Filed: March 22, 2021
    Publication date: September 23, 2021
    Applicants: Ricoh Company, Ltd., Taiyo Nippon Sanso Corporation
    Inventors: Jun KONDO, Kunio KAZAMI, Hiroshi KUBOTA, Shunichi MATSUMOTO, Takahiro UMENO, Syoji TAKAMI, Takuji ITO
  • Patent number: 11119032
    Abstract: An object of the present invention is to provide an optical multipass cell that is compact and low cost, does not require the installation of a cooling mechanism around the mirror, and can increase the number of reflections of laser light, and the present invention provides an optical multipass cell comprising a container (3) to which a sample gas is supplied and a pair of concave mirrors (5 and 7) arranged so as to face each other inside the container (3), a laser beam is incident into the container (3), and the laser beam is multiply reflected between the concave mirrors (5 and 7), wherein at least one convex lens (9) is arranged on the optical path of the laser beam that is multiply reflected between the pair of concave mirrors (5 and 7) so that the central axis (C2) thereof is inclined with respect to the central axis (C1) of the concave mirrors (5 and 7), and an acute angle formed by the central axis (C2) of the convex lens (9) and the central axis (C1) of the concave mirrors (5 and 7) is equal to or les
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: September 14, 2021
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventor: Takehiro Igarashi
  • Patent number: 11053559
    Abstract: One object of the present invention is to improve efficiency at the time of operation of a melting and refining furnace of a cold iron source using an oxygen burner lance, and the present invention provides a melting and refining furnace comprising a through-hole provided through a furnace wall, one or more oxygen burner lances provided in the through-hole: and a thermometer which is configured to measure a temperature in the furnace, the oxygen burner lance has one or more openings communicating with the inside of the furnace, and the thermometer is provided in any one of the openings.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: July 6, 2021
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Yoshiyuki Hagihara, Yasuyuki Yamamoto, Naoki Seino
  • Patent number: 10941224
    Abstract: Provided is a composite resin material that yields a resin molded body which has not only a low volume resistivity but also excellent electroconductivity and/or antistatic properties and whose volume resistivity is unlikely to be increased even when subjected to, for example, a washing treatment with ozone water. The composite resin material contains a polychlorotrifluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: March 9, 2021
    Assignees: TOHO KASEI CO., LTD., TAIYO NIPPON SANSO CORPORATION
    Inventors: Hirokazu Yamamoto, Kazuya Ninomiya, Hirotaka Itami, Takafumi Nakagawa, Kentaro Miyoshi, Katsunori Takada, Toru Sakai
  • Patent number: 10920059
    Abstract: An object of the present invention is to provide a resin material that yields a resin molded article which has not only a low volume resistivity but also excellent weldability and cleanliness and whose volume resistivity is unlikely to be increased even when subjected to an SPM cleaning treatment and the like. The present invention provides a composite resin material that contains a modified polytetrafluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: February 16, 2021
    Assignees: TOHO KASEI CO., LTD., TAIYO NIPPON SANSO CORPORATION
    Inventors: Hirokazu Yamamoto, Takafumi Nakagawa, Hirotaka Itami, Isamu Noguchi, Katsunori Takada, Yasuhito Koda, Toru Sakai
  • Patent number: 10882680
    Abstract: A container for both cryopreservation and transportation including a thermal insulating container which has an inlet-outlet port for a substance to be stored and a lid for opening and closing the inlet-outlet port at the top thereof, a storage section which has a bottomed tubular shape, is fixed in the thermal insulating container and capable of taking in and out the substance stored from the inlet-outlet port, and a wave-suppression plate which is positioned laterally in a space between the storage section and an inner wall of the thermal insulating container, and suppresses waving of the cryogenic liquefied gas in a liquid state accumulated in the space between the storage section and the inner wall of the thermal insulating container.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: January 5, 2021
    Assignees: TAIYO NIPPON SANSO CORPORATION, MEDICEO CORPORATION
    Inventors: Hajime Yonai, Tsuyoshi Kunii, Yoshiaki Tomofuji
  • Publication number: 20200266469
    Abstract: An ammonia removal material to be used for obtaining a mixed gas (B) having an ammonia concentration of 0.1 mol ppm or less from a mixed gas (A) including hydrogen, nitrogen, and ammonia and having an ammonia concentration exceeding 0.1 mol ppm, the ammonia removal material containing zeolite having a pore size of 0.5 nm or more and 2.0 nm or less, a method for removing ammonia from the mixed gas using the ammonia removal material, and a method for producing a hydrogen gas for a fuel cell automobile, the method including the method for removing ammonia.
    Type: Application
    Filed: May 4, 2020
    Publication date: August 20, 2020
    Applicants: HIROSHIMA UNIVERSITY, SHOWA DENKO K.K., TAIYO NIPPON SANSO CORPORATION, TOYOTA INDUSTRIES CORPORATION
    Inventors: Yoshitsugu KOJIMA, Takanori AOKI, Tadahiro FUJITANI, Takayoshi ADACHI, Hidehito KUBO
  • Publication number: 20200255974
    Abstract: A method of manufacturing a crystalline gallium nitride film, including: a growth step in which a GaCl3 gas, a halogen gas, an NH3 gas, and a carrier gas consisting of one or more inert gases are supplied onto a substrate, thereby growing a crystalline gallium nitride film on the substrate, wherein a partial pressure ratio [PHalogen/PGaCl3] is defined as a ratio of a partial pressure of the halogen gas with respect to a partial pressure of the GaCl3 gas on the substrate in the growth step, and the partial pressure ratio [PHalogen/PGaCl3] is 0.20 or more.
    Type: Application
    Filed: September 13, 2018
    Publication date: August 13, 2020
    Applicants: National University Corporation Tokyo University of Agriculture and Technology, Taiyo Nippon Sanso Corporation
    Inventors: Akinori Koukitu, Hisashi Murakami, Akira Yamaguchi
  • Patent number: 10695858
    Abstract: The present invention relates to a welding torch including a mounting jig for mounting a wire-aiming guide which feeds a welding wire toward a molten pool of a work piece, wherein the mounting jig has a male screw that can be screwed into a female screw provided in a torch body, and is detachably mounted to the torch body; and a mounting jig. The present invention provides the welding torch with which a wire-aiming guide can be stably mounted and which can mount a highly versatile wire-aiming guide; and the mounting jig.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: June 30, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventor: Katsunori Wada
  • Patent number: 10688587
    Abstract: According to the present invention, there is provided a wire aiming guide capable of further improving usability. The present invention provides a wire aiming guide (1) configured to guide a welding wire (W) and feed the welding wire from a tip side thereof while being attached to a welding torch including: a first guide member (2) and a second guide member (3) configured to guide the welding wire (W): and a connecting portion (5) rotatably connecting the first guide member (2) and the second guide member (3), wherein a direction of the welding wire (W) fed from a tip end side of the first guide member (2) is adjusted by bending the first guide member (2) with respect to the second guide member (3).
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: June 23, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventor: Katsunori Wada
  • Patent number: 10677459
    Abstract: The gas fuel burner of the present invention has: a first oxidation agent discharge port that is disposed in the center of a first circular face constituting a combustion chamber having a truncated cone shape that expands from the basal end toward the distal end of a burner body and that discharges a first oxidation agent in the direction that the center axis of the burner body extends; a gas fuel discharge port that is disposed on the outside of the first oxidation agent discharge port and that discharges gas fuel in a direction intersecting the direction that the center axis extends; and a second oxidation agent discharge port that is disposed on a side face of the combustion chamber and that discharges a second oxidation agent in a direction intersecting the direction that the center axis extends.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: June 9, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Yasuyuki Yamamoto, Kimio Iino
  • Patent number: 10617116
    Abstract: The present invention provides a cryopreservation device that makes it possible to automatically extract an intended sample, and prevent the temperature of samples other than the intended sample from increasing. A cryopreservation device is provided, including: a cryopreservation vessel that internally accommodates a drawer configured to store vials side by side in a vertical direction in each box and has an opening communicating with a task space provided in an upper surface thereof; a drawer-raising/lowering device that raises and lowers the drawer in the vertical direction via the opening in a state where the drawer is gripped and maintains the drawer at an arbitrary height; a first stage that is provided above the cryopreservation vessel so as to be adjacent to the opening as seen in plan view and allows the box to be placed thereon; and a second pressing device that presses the box to move the box to the first stage.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: April 14, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Hiroki Aota, Shigehiro Yoshimura, Kouji Makino
  • Patent number: 10610954
    Abstract: The object of the present invention is to provide a welding apparatus and a plasma welding method capable of obtaining deep penetration while suppressing initial investment in a welding apparatus. The welding apparatus of the present invention includes a torch for plasma welding and a power supply device, wherein the power supply device is composed of a first welding power supply used for a TIG welding apparatus, in which a positive terminal is electrically connected with the insert chip and a negative terminal is electrically connected with the electrode, and a second welding power supply used for a TIG welding apparatus, in which a positive terminal is electrically connected with a material to be welded and a negative terminal is electrically connected with the electrode.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: April 7, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventor: Katsunori Wada
  • Patent number: 10596344
    Abstract: An anesthesia device configured to measure the hydrogen concentration in an anesthesia gas containing a hydrogen gas includes: an anesthesia gas preparation circuit configured to generate anesthesia gas by mixing an air or an oxygen mixture air with a vaporized anesthetic; a closed circuit-type or semi-closed circuit-type respiratory circuit including a gas circulation passage configured to circulate the hydrogen-containing anesthesia gas containing the hydrogen gas and the vaporized anesthetic; and a hydrogen concentration measurement circuit configured to measure the hydrogen concentration in the hydrogen-containing anesthesia gas in the gas circulation passage, wherein the hydrogen concentration measurement circuit includes: an anesthetic removing member having a removability of the vaporized anesthetic in the hydrogen-containing anesthesia gas; and a hydrogen concentration measuring instrument provided on the secondary side of the anesthetic removing member.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: March 24, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Yoshiki Nishiwaki, Tomiei Kazama, Yasushi Satoh
  • Publication number: 20200071848
    Abstract: This disclosure provides a vapor-liquid reaction device including a vapor-liquid reaction chamber and a projecting member. The vapor-liquid reaction chamber holds a molten metal in a lower portion of an internal space of the vapor-liquid reaction chamber.
    Type: Application
    Filed: May 17, 2018
    Publication date: March 5, 2020
    Applicants: National University Corporation Tokyo University of Agriculture and Technology, Taiyo Nippon Sanso Corporation, Taiyo Nippon Sanso CSE Corporation
    Inventors: Akinori Koukitu, Hisashi Murakami, Akira Yamaguchi, Kazushige Shiina, Hayato Shimamura
  • Patent number: 10569190
    Abstract: Provided is a packed column capable of achieving sufficiently high distillation performance even with the height of its gas-liquid contactors reduced. The packed column is a packed column which includes a gas-liquid contactor 17, 18 inside a tubular body 16 and a liquid distributor 19 in the upper most portion and causes descending liquid and ascending gas to contact each other in the gas-liquid contactor. The operation pressure is in the range of 200 to 1500 kPaG. The relative volatility is in the range of 1.9 to 3.1. The gas-liquid contactor is vertically divided into at least two parts. A gas disperser 20 is provided at at least one position between a lower one of the gas-liquid contactors and an upper one of the gas-liquid contactors, the gas disperser uniformly dispersing the composition of the ascending gas rising from the lower gas-liquid contactor toward the upper gas-liquid contactor.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: February 25, 2020
    Assignee: TAIYO NIPPON SANSO CORPORATION
    Inventors: Takeyuki Ito, Nobuaki Egoshi
  • Patent number: 10559459
    Abstract: One object of the present invention is to provide a method for producing a silicon nitride film having a high hydrofluoric acid resistance, a high moisture resistance and an appropriate internal stress on a substrate of which the temperature is controlled at 250° C. or lower, the present invention provides a method for producing a silicon nitride film (30) by a plasma chemical vapor deposition method, wherein a processing gas obtained by adding a hydrogen reducing gas in a range of 200 to 2000 volumetric flow rate to an organosilane gas of 1 volumetric flow rate is used, a pressure in a process chamber (40) accommodating the substrate (20) is adjusted to be in a range of 35 to 400 Pa, and a density of high-frequency electric power applied to an electrode installed in the process chamber (40) is adjusted to be in a range of 0.2 to 3.5 W/cm2.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: February 11, 2020
    Assignees: TAIYO NIPPON SANSO CORPORATION, SPP TECHNOLOGIES CO., LTD.
    Inventors: Hiroshi Taka, Masaya Yamawaki, Shoichi Murakami, Masayasu Hatashita