Patents by Inventor Minoru Asanuma
Minoru Asanuma has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170247618Abstract: Provided is a thermal decomposition method that allows efficient thermal decomposition of an organic substance such as a plastic to produce gas and oil with high heating value and with which a large amount of the organic substance can be processed. The method includes mixing the organic substance with an organic substance decomposition catalyst, forming the mixture to produce a composite agglomerated material, and thermally decomposing the organic substance by placing the composite agglomerated material in a thermal decomposition furnace. The maximum catalytic effect can be obtained since the organic substance and the catalyst are close to each other in the composite agglomerated material. Since the catalyst has thermal conductivity higher than that of the organic substance, the temperature rising rate of the organic substance can be increased.Type: ApplicationFiled: July 30, 2015Publication date: August 31, 2017Applicant: JFE STEEL CORPORATIONInventors: Jun Ishii, Katsuhiko Takagi, Koichi Momono, Minoru Asanuma
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Patent number: 6815573Abstract: A method and an apparatus for decomposing halogenated hydrocarbon gas economically and stably without relying on any special treatment and without generating dioxins. A catalyst to decompose halogenated hydrocarbon gas, 4, is supported on a carrier 3. A target gas, which contains the halogenated hydrocarbon gas, is passed through the carrier 3, while heating the carrier 3 using an electromagnetic induction heating mechanism 5, 6.Type: GrantFiled: December 3, 2001Date of Patent: November 9, 2004Assignee: NKK CorporationInventors: Jun Ishii, Tatsuro Ariyama, Toshihiko Okada, Minoru Asanuma, Michinori Hattori
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Publication number: 20040033173Abstract: The object is to provide a method and an apparatus for decomposing halogenated hydrocarbon gas economically and stably without relying on any special treatment and without generating dioxins. The apparatus includes a carrier supporting a catalyst for decomposing halogenated hydrocarbon gas, wherein the carrier is resistant to a halogen-containing gas and is electrically conductive, the halogenated hydrocarbon gas passing through the catalyst which is supported by the carrier; and a heating mechanism for heating the carrier by an electromagnetic induction heating.Type: ApplicationFiled: August 15, 2003Publication date: February 19, 2004Applicant: NKK CORPORATIONInventors: Jun Ishii, Tatsuro Ariyama, Toshihiko Okada, Minoru Asanuma, Michinori Hattori
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Patent number: 6660052Abstract: A method for blowing synthetic resins as a fuel into a furnace comprising: processing synthetic resins consisting essentially of film shaped synthetic resins by melting or semi-melting the synthetic resins by heat to produce granular synthetic resins having a bulk density of at least 0.3 and angle of repose of up to 40 degrees; pneumatically feeding the granular synthetic resins from the processing; and blowing the pneumatically fed granular synthetic resins into a furnace.Type: GrantFiled: January 9, 2003Date of Patent: December 9, 2003Assignee: NKK CorporationInventors: Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi, Minoru Asanuma
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Patent number: 6540798Abstract: A method for processing synthetic resins into a furnace fuel, comprising melting or semi-melting synthetic resins consisting essentially of film shaped synthetic resins to produce granular synthetic resins having a bulk density of at least 0.3 and an angle of repose of up to 40 degrees, wherein the angle of repose is a base angle when the granular synthetic resins are dropped on a horizontal plane surface.Type: GrantFiled: December 5, 2000Date of Patent: April 1, 2003Assignee: NKK CorporationInventors: Minoru Asanuma, Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi
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Publication number: 20030021991Abstract: Waste plastics including solid plastics, thin plastics, and foamy plastics are fed into a ring die of an extrusion molding machine. The waste plastics are either semi-melted or melted, and are then extruded onto an outer circumferential surface the ring die through die cavities. Thus, granular plastic moldings are extruded onto the outer circumferential surface of the ring die through the die cavities, and are then cut or scraped from the outer circumferential surface of the ring die. The pellets have a melt-solidified surface, and have a strength sufficient to reach a predetermine zone in a raceway of a furnace and a grain diameter sufficient to be fed at a velocity higher than a limiting velocity thereof during injection to the furnace.Type: ApplicationFiled: April 25, 2002Publication date: January 30, 2003Inventors: Tetsuro Sugayoshi, Koichi Tomioka, Hiroki Ishiguro, Yoji Ogaki, Hideo Nakamura, Takeshi Konishi, Kaneo Terada, Kenichi Nemoto, Shinichi Wakamatsu, Hiroshi Nakatani, Yasuaki Oyanagi, Genji Kanatani, Minoru Asanuma, Ichiro Tohma, Seiichi Abe
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Publication number: 20020141911Abstract: The object is to provide a method and an apparatus for decomposing halogenated hydrocarbon gas economically and stable without relying on any special treatment and without generating dioxins. A catalyst to decompose halogenated hydrocarbon gas, 4, is supported on a carrier 3. A target gas, which contains the halogenated hydrocarbon gas, is passed through the carrier 3, while heating the carrier 3 using an electromagnetic induction heating mechanism 5, 6.Type: ApplicationFiled: December 3, 2001Publication date: October 3, 2002Applicant: NKK CORPORATIONInventors: Jun Ishii, Tatsuro Ariyama, Toshihiko Okada, Minoru Asanuma, Michinori Hattori
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Publication number: 20020033124Abstract: A method for blowing a synthetic resin material into a furnace comprises: classifying synthetic resins into film-shaped synthetic resins and non-film-shaped synthetic resins; processing the film-shaped synthetic resins into a first granular resin material; crushing the non-film-shaped synthetic resins into a second granular resin material; pneumatically feeding said first granular resin material and said second granular resin material; and blowing into a furnace. An apparatus comprises: a first processing line for processing film-shaped synthetic resins into a granular synthetic resin material; a second processing line for processing non-film-shaped synthetic resins into a granular synthetic resin material; a primary storage silo; and a blowing station for supplying the granular synthetic resin material into a furnace.Type: ApplicationFiled: December 5, 2000Publication date: March 21, 2002Applicant: NKK CORPORATIONInventors: Minoru Asanuma, Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi
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Patent number: 6230634Abstract: A method of blowing a synthetic resin material into a furnace comprising preparing a synthetic resin material having an average specific surface area of at least 50 m2/kg; and blowing the synthetic resin material from tuyeres of a shaft furnace for ironmaking.Type: GrantFiled: January 21, 2000Date of Patent: May 15, 2001Assignee: NKK CorporationInventors: Iwao Okochi, Mitsuhiro Fujii, Minoru Asanuma, Tatsuro Ariyama, Michitaka Sato, Ryota Murai, Yukihiko Asakawa, Koichi Tomioka, Hiroki Ishiguro, Yutuka Yamada, Kazumasa Wakimoto
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Patent number: 6221311Abstract: A method for disposing synthetic resinous material comprises: dechlorinating a synthetic resinous material by heating the synthetic resinous material and decomposing the same; and supplying the synthetic resinous material into the furnace as a fuel or a reducing agent. An apparatus comprises: a chlorine removing means for dechlorinating the synthetic resinous material by heating the synthetic resinous material; and a pulverizer for pulverizing the dechlorinated synthetic resinous material, a supply means for supplying the processed synthetic resinous material into a furnace.Type: GrantFiled: October 19, 1999Date of Patent: April 24, 2001Assignee: NKC CorporationInventors: Minoru Asanuma, Tatsuro Ariyama, Yukihiko Asakawa, Koichi Tomioka, Mitsuhiro Fujii, Hiromi Nakamura, Tsutomu Shikada
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Patent number: 6048380Abstract: A method for disposing synthetic resinous material comprises: dechlorinating a synthetic resinous material by heating the synthetic resinous material and decomposing the same; and supplying the synthetic resinous material into the furnace as a fuel or a reducing agent. An apparatus comprises: a chlorine removing means for dechlorinating the synthetic resinous material by heating the synthetic resinous material; and a pulverizer for pulverizing the dechlorinated synthetic resinous material, a supply means for supplying the processed synthetic resinous material into a furnace.Type: GrantFiled: May 30, 1997Date of Patent: April 11, 2000Assignee: NKK CorporationInventors: Minoru Asanuma, Tatsuro Ariyama, Yukihiko Asakawa, Koichi Tomioka, Mitsuhiro Fujii, Hiromi Nakamura, Tsutomu Shikada
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Patent number: 5992335Abstract: A method for blowing a synthetic resin material into a furnace which comprises processing film-shaped synthetic resins into a first granular resin material; crushing non-film-shaped synthetic resins into a second granular resin material; pneumatically feeding the first granular resin material and the second granular resin material to a furnace; and blowing the first and second granular resin material into the furnace.Type: GrantFiled: March 13, 1997Date of Patent: November 30, 1999Assignee: NKK CorporationInventors: Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi, Minoru Asanuma, Tatsuro Ariyama, Michitaka Sato, Ryota Murai, Tsuneo Nagaoka, Tetsuo Akashi, Kenichi Tezuka, Yukihiko Asakawa, Koichi Tomioka, Hiroki Ishiguro, Yutuka Yamada, Kazumasa Wakimoto, Hideaki Tsukiji
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Patent number: 5945569Abstract: A catalyst for producing phenols consists essentially of;an iron oxide;a nickel oxide;at least one first oxide selected from the group consisting of a vanadium oxide and a molybdenum oxide; andat least one second oxide selected from the group consisting of an alkali metal oxide and an alkaline earth metal oxide.The catalyst is used to produce phenols from benzoic acid or an alkyl benzoic acid.Type: GrantFiled: May 16, 1996Date of Patent: August 31, 1999Assignee: NKK CorporationInventors: Jun Miki, Minoru Asanuma, Takeshi Konishi, Yakudo Tachibana, Tsutomu Shikada, Aiko Watanabe
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Patent number: 5139756Abstract: A process for decomposing ammonia recovered from coke oven gas through catalytic oxidation in the presence of oxygen gas, which comprises contacting a catalyst containing at least copper oxide or vanadium oxide in a fluidized state with the ammonia vapor. In the process of the invention, the reaction can be conducted at a low temperature of 400.degree. to 600.degree. C. and the generation of NO.sub.x is very small in quantity.Type: GrantFiled: January 21, 1992Date of Patent: August 18, 1992Assignee: NKK CorporationInventors: Tsutomu Shikada, Minoru Asanuma, Yakudo Tachibana
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Patent number: 5055282Abstract: For carrying out a process for decomposing, into hydrogen and nitrogen, ammonia recovered from a coke oven gas by combining a catalytic combustion of ammonia and a catalytic decomposition of ammonia utilizing a waste heat by said combustion, a basic compound as a required catalyzer is added to ruthenium supported on alumina, or ruthenium as a required catalyzer is supported on a basic compound, whereby ammonia may be decomposed effectively at ranges of low temperatures as not more than 500.degree. C.Type: GrantFiled: October 9, 1990Date of Patent: October 8, 1991Assignee: NKK CorporationInventors: Tsutomu Shikada, Minoru Asanuma, Takao Ikariya