Patents by Inventor Ichiro Yamanashi
Ichiro Yamanashi 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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Patent number: 9701553Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank, a mixing tank, a filter-aid feeder, a solid-liquid separator includes a filter, a cleaning-water supply line, a cleaning-water discharge line, a separation tank, and a filter-aid return line. The precipitation tank is configured to receive copper ions-containing water to be treated and an alkali to prepare treated water containing a precipitate of copper compound. The solid-liquid separator is configured to allow the treated water to be passed through the filter on which the precoat layer is deposited to separate the precipitate retained on the precoat layer from a filtrate.Type: GrantFiled: June 5, 2014Date of Patent: July 11, 2017Assignee: Kabushiki Kaisha ToshibaInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Patent number: 9121083Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank configured to precipitate copper hydroxide grains in water, a filter aid supplier, a mixing tank configured to mix the filter aid with a water to produce a suspension, a separator provided with a filter, a line configured to supply the suspension to the separator, thereby forming a precoat layer formed of the filter aid on the filter, a separation tank configured to receive the detached matter of the precoat layer discharged together with the detaching water from the separator to magnetically separate copper hydroxide grains and filter aid, a line configure to discharge and recover the detaching water from the separation tank, and a line configured to return the separated filter aid to the filter aid supplier from the separation tank.Type: GrantFiled: September 5, 2014Date of Patent: September 1, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Patent number: 8986541Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank, a mixing tank, a filter-aid feeder, a solid-liquid separator includes a filter, a cleaning-water supply line, a cleaning-water discharge line, a separation tank, and a filter-aid return line. The precipitation tank is configured to receive copper ions-containing water to be treated and an alkali to prepare treated water containing a precipitate of copper compound. The solid-liquid separator is configured to allow the treated water to be passed through the filter on which the precoat layer is deposited to separate the precipitate retained on the precoat layer from a filtrate.Type: GrantFiled: June 7, 2012Date of Patent: March 24, 2015Assignee: Kabushiki Kaisha ToshibaInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Publication number: 20140377152Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank configured to precipitate copper hydroxide grains in water, a filter aid supplier, a mixing tank configured to mix the filter aid with a water to produce a suspension, a separator provided with a filter, a line configured to supply the suspension to the separator, thereby forming a precoat layer formed of the filter aid on the filter, a separation tank configured to receive the detached matter of the precoat layer discharged together with the detaching water from the separator to magnetically separate copper hydroxide grains and filter aid, a line configure to discharge and recover the detaching water from the separation tank, and a line configured to return the separated filter aid to the filter aid supplier from the separation tank.Type: ApplicationFiled: September 5, 2014Publication date: December 25, 2014Inventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Patent number: 8911631Abstract: According to one embodiment, a fluorine recovering apparatus includes a precipitating device allowing fluoride ion-containing water to react with calcium source to form precipitate, a mixing tank mixing a filter aid including particles of a magnetic material having a diameter of 0.5 to 5 ?m with a dispersion medium to produce slurry, a filter aid feeder to the mixing tank, a solid-liquid separator with a filter depositing a filter aid layer, and depositing the precipitate on the filter aid layer, a cleaning mechanism removing the filter aid and the precipitate, a separating tank separating the filter aid and the precipitate, and a returning mechanism returning the filter aid to the filter aid feeder.Type: GrantFiled: May 9, 2012Date of Patent: December 16, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Shuji Seki
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Publication number: 20140284256Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank, a mixing tank, a filter-aid feeder, a solid-liquid separator includes a filter, a cleaning-water supply line, a cleaning-water discharge line, a separation tank, and a filter-aid return line. The precipitation tank is configured to receive copper ions-containing water to be treated and an alkali to prepare treated water containing a precipitate of copper compound. The solid-liquid separator is configured to allow the treated water to be passed through the filter on which the precoat layer is deposited to separate the precipitate retained on the precoat layer from a filtrate.Type: ApplicationFiled: June 5, 2014Publication date: September 25, 2014Inventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Patent number: 8834715Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank configured to precipitate copper hydroxide grains in water, a filter aid supplier, a mixing tank configured to mix the filter aid with a water to produce a suspension, a separator provided with a filter, a line configured to supply the suspension to the separator, thereby forming a precoat layer formed of the filter aid on the filter, a separation tank configured to receive the detached matter of the precoat layer discharged together with the detaching water from the separator to magnetically separate copper hydroxide grains and filter aid, a line configure to discharge and recover the detaching water from the separation tank, and a line configured to return the separated filter aid to the filter aid supplier from the separation tank.Type: GrantFiled: July 21, 2011Date of Patent: September 16, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Publication number: 20140034560Abstract: An aggregating agent injector (12) employs water currents generated by a raw water pump (10) to have flowing raw water undergo injection of an aggregating agent for aggregation of solids in raw water to form flocs, a first stirrer (13) works, as raw water inflows with the aggregating agent injected therein, for use of water currents thereof to stir inflowing raw water, and cause to outflow, a flocculation vessel (14) works, as stirred raw water inflows, to have inflowing raw water reside therein to form flocs, and cause to outflow, by using water currents thereof and a centrifugal separator (15) works, as raw water inflows with flocs therein, for use of water currents thereof to have inflowing raw water swirl, effecting centrifugal separation thereof into flocs as solids and processed water.Type: ApplicationFiled: August 28, 2013Publication date: February 6, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Mii Fukuda, Takashi Menju, Yasushi Yamamoto, Tokusuke Hayami, Taizo Uchimura, Kazuyoshi Aoki, Ichiro Yamanashi, Kazuhiko Noda
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Publication number: 20120312727Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank, a mixing tank, a filter-aid feeder, a solid-liquid separator includes a filter, a cleaning-water supply line, a cleaning-water discharge line, a separation tank, and a filter-aid return line. The precipitation tank is configured to receive copper ions-containing water to be treated and an alkali to prepare treated water containing a precipitate of copper compound. The solid-liquid separator is configured to allow the treated water to be passed through the filter on which the precoat layer is deposited to separate the precipitate retained on the precoat layer from a filtrate.Type: ApplicationFiled: June 7, 2012Publication date: December 13, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taro FUKAYA, Kenji TSUTSUMI, Atsushi YAMAZAKI, Ichiro YAMANASHI, Hirofumi NOGUCHI, Yasutaka KIKUCHI, Shuji SEKI
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Publication number: 20120288435Abstract: According to one embodiment, a fluorine recovering apparatus includes a precipitating device allowing fluoride ion-containing water to react with calcium source to form precipitate, a mixing tank mixing a filter aid including particles of a magnetic material having a diameter of 0.5 to 5 ?m with a dispersion medium to produce slurry, a filter aid feeder to the mixing tank, a solid-liquid separator with a filter depositing a filter aid layer, and depositing the precipitate on the filter aid layer, a cleaning mechanism removing the filter aid and the precipitate, a separating tank separating the filter aid and the precipitate, and a returning mechanism returning the filter aid to the filter aid feeder.Type: ApplicationFiled: May 9, 2012Publication date: November 15, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Shuji Seki
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Publication number: 20120234768Abstract: According to one embodiment, a magnetic material coated resin includes an aggregate obtainable by aggregation of primary particles includes magnetic particles of which surfaces are coated with a polymer. The primary particles have an average diameter D1 which is 0.5 to 20 ?m. The aggregate has an average aggregate diameter D2 which satisfies D1<D2?20 ?m. The polymer has an average surface coating thickness t which satisfies 0.01<t?0.25 ?m.Type: ApplicationFiled: July 29, 2011Publication date: September 20, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Publication number: 20120234767Abstract: According to one embodiment, a copper recovery apparatus includes a precipitation tank configured to precipitate copper hydroxide grains in water, a filter aid supplyer, a mixing tank configured to mix the filter aid with a water to produce a suspension, a separator provided with a filter, a line configured to supply the suspension to the separator, thereby forming a precoat layer formed of the filter aid on the filter, a separation tank configured to receive the detached matter of the precoat layer discharged together with the detaching water from the separator to magnetically separate copper hydroxide grains and filter aid, a line configure to discharge and recover the detaching water from the separation tank, and a line configured to return the separated filter aid to the filter aid supplyer from the separation tank.Type: ApplicationFiled: July 21, 2011Publication date: September 20, 2012Inventors: Taro FUKAYA, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Hirofumi Noguchi, Yasutaka Kikuchi, Shuji Seki
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Publication number: 20120238003Abstract: A microorganism-concentrating apparatus according to one embodiment includes a mixing device, a filtering device, and a magnetic separation device. The mixing device is configured to mix an aqueous suspension of microorganisms with a particulate filter aid includes magnetic particles to prepare an aqueous slurry of the microorganisms and the particulate filter aid. The filtering device is configured to filter the aqueous slurry supplied from the mixing device to provide a filter cake includes the microorganisms and the particulate filter aid, and to provide a filtrate. The magnetic separation device is configured to magnetically separate the filter cake supplied from the filtering device into the microorganisms and the particulate filter aid.Type: ApplicationFiled: August 3, 2011Publication date: September 20, 2012Inventors: Taro Fukaya, Kenji Tsutsumi, Atsushi Yamazaki, Ichiro Yamanashi, Shuji Seki
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Publication number: 20100230331Abstract: An aggregating agent injector (13) injects into raw water an aggregating agent for aggregating solids in raw water, a first aggregation aid injector (16) injects into raw water with the aggregating agent injected therein an aggregation aid for hardening or consolidating flocs formed by the aggregating agent, and a centrifugal separator (18) has a flocculator portion for causing raw water with the aggregation aid injected therein to whirl therein to flocculate solids in raw water, and a solid collector portion for causing raw water to swirl at higher speeds than in the flocculator portion to separate flocs from raw water.Type: ApplicationFiled: March 4, 2010Publication date: September 16, 2010Inventors: Mii Fukuda, Takashi Menju, Yasushi Yamamoto, Kazuyoshi Aoki, Ichiro Yamanashi, Tokusuke Hayami, Kazuhiko Noda
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Publication number: 20100206786Abstract: An aggregating agent injector (12) employs water currents generated by a raw water pump (10) to have flowing raw water undergo injection of an aggregating agent for aggregation of solids in raw water to form flocs, a first stirrer (13) works, as raw water inflows with the aggregating agent injected therein, for use of water currents thereof to stir inflowing raw water, and cause to outflow, a flocculation vessel (14) works, as stirred raw water inflows, to have inflowing raw water reside therein to form flocs, and cause to outflow, by using water currents thereof, and a centrifugal separator (15) works, as raw water inflows with flocs therein, for use of water currents thereof to have inflowing raw water swirl, effecting centrifugal separation thereof into flocs as solids and processed water.Type: ApplicationFiled: February 16, 2010Publication date: August 19, 2010Inventors: Mii FUKUDA, Takashi MENJU, Yasushi YAMAMOTO, Tokusuke HAYAMI, Taizo UCHIMURA, Kazuyoshi AOKI, Ichiro YAMANASHI, Kazuhiko NODA
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Publication number: 20010041154Abstract: A pair of electrodes (1a, 1b) are formed on one surface of a dielectric substrate (2). A dielectric layer (18) is formed on the surface of the dielectric substrate (2) so as to cover the pair of electrodes (1a, 1b). The pair of electrodes (1a, 1b) have linear electrode elements, respectively. The respective linear electrode elements are arrange at equal intervals.Type: ApplicationFiled: July 9, 2001Publication date: November 15, 2001Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Takaaki Murata, Shinji Kobayashi, Ichiro Yamanashi, Yuuji Okita, Shigeru Kawaguchi, Yasuhiro Ogura, Sueo Ando, Michihiko Inaba
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Patent number: 6284205Abstract: A pair of electrodes (1a, 1b) are formed on one surface of a dielectric substrate (2). A dielectric layer (18) is formed on the surface of the dielectric substrate (2) so as to cover the pair of electrodes (1a, 1b). The pair of electrodes (1a, 1b) have linear electrode elements, respectively. The respective linear electrode elements are arrange at equal intervals.Type: GrantFiled: August 20, 1999Date of Patent: September 4, 2001Assignee: Kabushiki Kaisha ToshibaInventors: Takaaki Murata, Shinji Kobayashi, Ichiro Yamanashi, Yuuji Okita, Shigeru Kawaguchi, Yasuhiro Ogura, Sueo Ando, Michihiko Inaba