Patents Assigned to Muroran Institute of Technology
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Publication number: 20240391852Abstract: To enable highly efficient production of an olefin with a low environmental impact. The production includes a thermal cracking step of thermal cracking plastic to obtain a thermally cracked gas (G1) and a catalytic cracking step of cracking the thermally cracked gas (G1) in the presence of a catalyst to obtain a catalytically cracked gas (G2). When a ratio of an olefin to paraffin in the thermally cracked gas (G1) is indicated as R1 and a ratio of an olefin to paraffin in the catalytically cracked gas (G2) is indicated as R2, the following formula is satisfied: R2/R1 ?1.Type: ApplicationFiled: September 7, 2022Publication date: November 28, 2024Applicants: MURORAN INSTITUTE OF TECHNOLOGY, SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yasuharu KANDA, Yoshio UEMICHI, Nozomi ISHIHARA, Takehiro NAKASUJI
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METHOD FOR MEASURING AGGREGATING PROTEINS, METHOD FOR VISUALIZING AGGREGATION, AND KIT USED THEREFOR
Publication number: 20240183865Abstract: The objective of the present invention is to provide a method for visualizing an aggregate of aggregating proteins in an environment similar to in vivo conditions. More specifically, the present invention relates to a method for collecting an aggregating protein-containing solution by allowing an aggregating protein-containing solution to pass through a filtration filter through which a solution for accelerating and visualizing protein aggregation has passed; a method for visualizing an aggregate of aggregating proteins comprising visualizing an aggregate of aggregating proteins in the aggregating protein-containing solution collected by the collecting method; and a method of forming an aggregate of labeled aggregating proteins of interest in a medium or culture supernatant from which an aggregation inhibitor of 40 kDa or higher has been removed, so as to visualize aggregation.Type: ApplicationFiled: March 31, 2022Publication date: June 6, 2024Applicants: KANEKA CORPORATION, MURORAN INSTITUTE OF TECHNOLOGYInventors: Naoki NISHISHITA, Akira KOBAYASHI, Kiyotaka TOKURAKU, Koji UWAI, Masahiro KURAGANO -
Publication number: 20230113926Abstract: To provide a method for producing olefins having the carbon atom number of 2 to 3 with a high yield. A method for producing olefins including following steps (1) and (2): step (1): heating a polyolefin plastic to obtain a decomposed product (pyrolysis step); and step (2): causing the decomposed product obtained at the step (1) to contact with an MFI zeolite containing sodium atoms in the range of 0.10% by mass to 0.30% by mass to obtain catalytically cracked products containing olefins (catalytic cracking step).Type: ApplicationFiled: February 15, 2021Publication date: April 13, 2023Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, MURORAN INSTITUTE OF TECHNOLOGYInventors: Yoshio UEMICHI, Yasuharu KANDA, Yuki OKAMOTO
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Publication number: 20120172570Abstract: The present invention provides an aromatic polyester which is substantially free from the occurrence of coloration and retains significantly high transparency even after being thermally processed at high temperature and which has high flowability. The aromatic polyester contains a polyhydric phenol residue and a residue of any one of aromatic polycarboxylic acid, halide thereof, and anhydride thereof, and terminals of the aromatic polyester have a structure represented by the formula —C(O)—R. The aromatic polyester has an end-capping rate of 90% or higher and a weight average molecular weight (Mw) ranging from 3,000 to 1,000,000.Type: ApplicationFiled: September 9, 2010Publication date: July 5, 2012Applicants: NITTA CORPORATION, MURORAN INSTITUTE OF TECHNOLOGYInventors: Masayoshi Tabata, Yasuteru Mawatari, Takayoshi Yamazaki
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Patent number: 8129493Abstract: There is provided an aromatic polyester suitable for optical applications, which has not only high heat resistance and transparency, but also enhanced fluidity at a relatively low molding temperature of less than 300° C. despite its high molecular weight to be substantially colorless after the molding process. The aromatic polyester of the present invention comprises polyhydric phenol residues and residues of aromatic polycarboxylic acid, acid halide or acid anhydride thereof; wherein the polyhydric phenol residues comprise polyhydric phenol residues represented by Formula (I): —O—Ar—W1x—Ar—O— and/or Formula (II): —O—Ar—O—, and bulky polyhydric phenol residues represented by Formula (III): —O—Ar—W2—Ar—O—; wherein the molar ratio of the polyhydric phenol residues represented by Formula (I) and/or Formula (II) to the polyhydric phenol residues represented by Formula (III) is in the range of 100:0 to 30:70 (exclusive of 100:0).Type: GrantFiled: August 30, 2010Date of Patent: March 6, 2012Assignees: Muroran Institute of Technology, Nitta CorporationInventors: Masayoshi Tabata, Takayoshi Yamazaki
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Patent number: 7545500Abstract: The present invention discloses surface plasmon resonance phenomenon measuring equipment comprising: (1) a prism, (2) a sensor wherein a plurality of measuring cells are formed in m rows and n columns on the bottom face of the prism, (3) a light source for radiating a laser beam, (4) a first optical system wherein m optical units each having a rectangular parallelepiped shape and having a translucent film formed along the diagonal surface of the rectangular parallelepiped are arranged continuously, (5) a second optical system wherein mn optical units are arranged continuously and a reflected lights group is radiated toward the measuring cells, (6) a photodiode array detectors group of m rows and n columns, arranged on the extensions of reflected lights group, and (7) a polarizer interposed between the first optical system and the prism, and/or between the prism and the photodiode array detectors.Type: GrantFiled: June 17, 2005Date of Patent: June 9, 2009Assignees: Muroran Institute of Technology, Kyushu University, National University Corp., Meblus Advanced Technology Ltd.Inventors: Noriaki Kaneki, Toshihiko Imato, Akihide Hemmi, Katsumi Uchiyama, Yasukazu Asano, Kouji Shimada
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Publication number: 20090051071Abstract: This invention provides a method for producing a dielectric substance having excellent dielectric properties and being biodegradable, such method comprising subjecting silk protein to molding.Type: ApplicationFiled: March 20, 2006Publication date: February 26, 2009Applicants: National Institute of Agrobiological Sciences, Muroran Institute of TechnologyInventors: Yasushi Tamada, Shinji Hirai
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Patent number: 7235226Abstract: By activating aluminum fine particles obtained by milling aluminum alloy in water, reactivity of the aluminum fine Particles at low temperature is improved. The activation comprises a thermal shock treatment wherein the aluminum fine particles are repeatedly heated and cooled down rapidly, and subsequently these activated aluminum fine particles are stored in a refrigerator. By reaction between the activated aluminum fine particles and water molecules, a large amount of hydrogen gas can be generated at room temperature, therefore hydrogen gas or fuel for a portable-type fuel cells can be produced in large quantities at room temperature in a short period of time.Type: GrantFiled: August 4, 2005Date of Patent: June 26, 2007Assignees: Dynax Corporation, Muroran Institute of TechnologyInventors: Masao Watanabe, Ximeng Jiang, Ryuichi Saito
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Patent number: 7200954Abstract: The object is to provide a method for drying and storing activated aluminum fine particles which can be a hydrogen source for fuel cells for a long term without being deactivated. A thermal shock treatment as an activation of the aluminum fine particles, which repeats rapid heating and cooling, is performed to aluminum fine particles obtained by milling aluminum alloy; moisture contained in the activated aluminum fine particles is filtrated; said aluminum fine particles are pre-frozen; and the aluminum fine particles are freeze-dried and then stored in nitrogen atmosphere or vacuum-packed.Type: GrantFiled: August 20, 2005Date of Patent: April 10, 2007Assignees: Dynax Corporation, Muroran Institute of TechnologyInventors: Masao Watanabe, Ximeng Jiang, Ryuichi Saito
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Publication number: 20070000145Abstract: The object is to provide a method for drying and storing activated aluminum fine particles which can be a hydrogen source for fuel cells for a long term without being deactivated. A thermal shock treatment as an activation of the aluminum fine particles, which repeats rapid heating and cooling, is performed to aluminum fine particles obtained by milling aluminum alloy; moisture contained in the activated aluminum fine particles is filtrated; said aluminum fine particles are pre-frozen; and the aluminum fine particles are freeze-dried and then stored in nitrogen atmosphere or vacuum-packed.Type: ApplicationFiled: August 20, 2005Publication date: January 4, 2007Applicants: Dynax Corporation, Muroran Institute of TechnologyInventors: Masao Watanabe, Ximeng Jiang, Ryuichi Saito
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Publication number: 20060034756Abstract: By activating aluminum fine particles obtained by milling aluminum alloy in water, reactivity of the aluminum fine Particles at low temperature is improved. The activation comprises a thermal shock treatment wherein the aluminum fine particles are repeatedly heated and cooled down rapidly, and subsequently these activated aluminum fine particles are stored in a refrigerator. By reaction between the activated aluminum fine particles and water molecules, a large amount of hydrogen gas can be generated at room temperature, therefore hydrogen gas or fuel for a portable-type fuel cells can be produced in large quantities at room temperature in a short period of time.Type: ApplicationFiled: August 4, 2005Publication date: February 16, 2006Applicants: Dynax Corporation, Muroran Institute of TechnologyInventors: Masao Watanabe, Ximeng Jiang, Ryuichi Saito
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Patent number: 4800139Abstract: An excellent stable hydrogen electrode of low polarization is provided which comprises Raney nickel catalyst containing about 0.2-2% by weight of chromium. Such hydrogen electrode is produced safely without spontaneous ignition of the catalyst by mixing and kneading a powder of the catalyst and a suspension liquid of polytetrafluoroethylene (PTFE) while dehydrating at low temperature.Type: GrantFiled: September 28, 1987Date of Patent: January 24, 1989Assignee: Muroran Institute of TechnologyInventor: Tadao Kenjyo
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Patent number: 4580400Abstract: According to the present invention, a simple, strong and economical resonant type apparatus for absorbing wave energy which can generate electric power at high efficiency, yet can withstand extraordinary sea phenomenon such as typhoon with minimum investment and maintainance costs.Type: GrantFiled: May 15, 1985Date of Patent: April 8, 1986Assignee: Muroran Institute of TechnologyInventors: Tomiji Watabe, Hideo Kondo, Kenji Yano
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Patent number: 4490621Abstract: At least one caisson which is part or all of a breakwater forms a water chamber therein whose closure is a pendulum having a natural period in rocking or oscillating the same as a period of stationary wave surges caused in the water chamber by rocking movement of the pendulum owing to wave force impinging against the pendulum. At least one double-acting piston and cylinder assembly is connected to the pendulum, so that when a piston of the assembly is reciprocatively moved by the pendulum, pressure difference between cylinder chambers on both sides of the piston of the assembly controls a change-over valve which in turn controls hydraulic pressure discharged from the cylinder chambers to be supplied to a plurality of hydraulic motors respectively having accumulators of a type wherein accumulated pressure and volume of the hydraulic liquid are proportional to each other, whereby driving a common generator alternately by the hydraulic motors.Type: GrantFiled: April 14, 1983Date of Patent: December 25, 1984Assignee: Muroran Institute of TechnologyInventors: Tomiji Watabe, Hideo Kondo, Toshihiko Matsuda, Kenji Yano, Yasuhiko Dote, Matao Takagi
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Patent number: 4412746Abstract: An optical noncontacting detector, in which the light projecting and receiving systems share a common axis and the lights of the two systems do not interfere with each other, in order to realize a higher S/N ratio and smaller size and weight than conventional ones.Type: GrantFiled: March 4, 1981Date of Patent: November 1, 1983Assignee: The President of Muroran Institute for TechnologyInventor: Hirotaka Yokouchi
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Patent number: 4403475Abstract: A wave energy absorber comprising a caisson mountable on the seaside surface of an existing breakwater or coastal embankment, which caisson has a water chamber with an open side and a rear wall facing the open side. The distance from the open side to the rear wall is longer than one quarter of a wavelength L.sub.c in the water chamber so as to generate a standing wave in the water chamber with a node of the standing wave at a distance L.sub.c /4 from the rear wall toward the open side. A wave-power turbine impeller is pivotally supported in the caisson at the node position, the impeller rotating in only one direction, whereby wave energy is absorbed by the impeller for further conversion into electric or thermal energy. The caisson itself can also be utilized as a breakwater or an embankment.Type: GrantFiled: September 9, 1980Date of Patent: September 13, 1983Assignee: Muroran Institute of TechnologyInventor: Hideo Kondo
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Patent number: 4400940Abstract: A resonant type apparatus for absorbing wave energy arranged at wave-breaking facilities, which comprises, a caisson having a bottom plate, side plates, a backside plate and a top plate at least a part of which is omitted. A water chamber in the caisson has a length in a directional parallel to the side walls which is larger than 1/4 of the wave length Lc of a stationary wave within the water chamber, and a node of the stationary wave in the water chamber is formed at a distance Lc/4 from the backside plate. A pendulum is arranged at the position of the node of the stationary wave for swinging with a natural period Tp which is substantially the same value as the natural period Tw of the stationary wave, whereby the pendulum is swung by the stationary wave to absorb and convert wave energy to useful available energy at high efficiency.Type: GrantFiled: February 26, 1981Date of Patent: August 30, 1983Assignee: Muroran Institute of TechnologyInventors: Tomiji Watabe, Hideo Kondo, Kyokai Okuda, Kenji Yano, Seiichi Asano