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公开(公告)号:EP4049973A1
公开(公告)日:2022-08-31
申请号:EP20891693.2
申请日:2020-11-26
发明人: INUI, Masayuki
摘要: A carbon dioxide fixation method includes a step of preparing a calcium-containing substance containing calcium, a step of preparing a calcium extraction substance for extracting calcium ions from the calcium-containing substance by a reaction with the calcium-containing substance to produce a calcium-containing intermediate, a step of producing a gel including the calcium-containing intermediate, by mixing the calcium-containing substance and the calcium extraction substance, a step of supplying a basic substance and carbon dioxide to the gel including the calcium-containing intermediate to precipitate calcium carbonate which is slightly soluble, and a step of removing the precipitated calcium carbonate.
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公开(公告)号:EP3928857A1
公开(公告)日:2021-12-29
申请号:EP20782153.9
申请日:2020-02-10
摘要: A cooling absorption tower for a CO 2 recovery device, comprises: an outer shell; a cooling section for cooling a flue gas, the cooling section being disposed in the outer shell; and an absorbing section configured to cause CO 2 in the flue gas cooled by the cooling section to be absorbed in an absorption solvent, the absorbing section being disposed in the outer shell and above the cooling section.
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公开(公告)号:EP3845293A1
公开(公告)日:2021-07-07
申请号:EP19877394.7
申请日:2019-09-05
发明人: INUI, Masayuki , SUSAKI, Makoto , OTANI, Akihito
摘要: A gas purification apparatus includes: a housing to which a gas is introduced; a filter portion for removing an impure substance in the gas from the gas, the filter portion being disposed inside the housing; and a gas purification agent for removing a removal target substance in the gas from the gas, the gas purification agent being disposed, inside the housing, on the filter potion or in a space at a downstream side of the filter portion with respect to a flow of the gas.
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公开(公告)号:EP3742048A1
公开(公告)日:2020-11-25
申请号:EP19760806.0
申请日:2019-02-22
发明人: YOSHIDA, Kaori , MURAKAMI, Moritoshi , YAMAZAKI, Ayumu , KAN, Rikio , KUNIMUNE, Kiyotaka , NAKAYAMA, Koji
摘要: An exhaust gas cooler includes: an economizer for heat exchange between exhaust gas and first water; and a feedwater pipe for supplying the first water with second water having a lower temperature than the first water. The second water is divided and supplied to the first water flowing out of the economizer and the first water flowing into the economizer.
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公开(公告)号:EP3738669A1
公开(公告)日:2020-11-18
申请号:EP18899913.0
申请日:2018-11-30
IPC分类号: B01J27/053 , B01J37/00 , C10K1/34
摘要: Provided is a catalyst for COS hydrolysis that can maintain a high COS conversion rate even after long use, and a method of producing the same. The catalyst for COS hydrolysis includes titanium dioxide and a barium compound supported on the titanium dioxide, where, when expressing Ba and S in the catalyst in terms of BaO and SO 3 , respectively, the molar ratio of SO 3 to BaO in the catalyst is 1 or higher.
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公开(公告)号:EP3530341A3
公开(公告)日:2019-12-18
申请号:EP19158899.5
申请日:2009-10-30
发明人: Iijima, Masaki
摘要: An air pollution control apparatus according to an embodiment of the present invention includes: a stack (15) that discharges flue gas discharged from a boiler outside; a blower (13) that is provided downstream of the stack (15) and draws in the flue gas; and a CO 2 recovering apparatus (22) that recovers CO 2 in the flue gas drawn in by the blower (13). The stack (15) includes a controlling unit that suppresses release of the flue gas outside from the stack (15) and suppresses inflow of atmosphere to the stack (15), and the controlling unit is a channel forming unit (23A) that forms a serpentine channel through which the flue gas and the atmosphere in the stack (15) flow.
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公开(公告)号:EP2168657B1
公开(公告)日:2019-11-20
申请号:EP08765685.6
申请日:2008-06-17
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公开(公告)号:EP2998012B1
公开(公告)日:2019-10-09
申请号:EP15743873.0
申请日:2015-01-21
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公开(公告)号:EP3546053A1
公开(公告)日:2019-10-02
申请号:EP17874942.0
申请日:2017-11-17
发明人: YOSHIDA, Kaori , HIRAYAMA, Haruaki , KAN, Rikio , KAKESAKO, Seiji
摘要: To provide a gas clean-up unit and a gas purification method that can effectively reduce the concentration of carbonyl sulfide in gas to be treated even when the concentration of carbonyl sulfide in the gas to be treated is high. A gas clean-up unit 1 includes a first COS converter 12 that performs a first conversion process of converting hydrogen cyanide contained in gas to be treated G 1 to ammonia, in presence of a first catalyst and at a first predetermined temperature; a second COS converter 14 that performs a second conversion process of converting carbonyl sulfide in gas to be treated G 3 after the first conversion process to hydrogen sulfide, in presence of a second catalyst and at a second predetermined temperature that is lower than the first predetermined temperature; a first cleaner 13 that performs a cleaning process of cleaning and removing ammonia by bringing gas to be treated G 2 into gas-liquid contact with cleaning liquid; and a desulfurizer 16 that absorbs and removes hydrogen sulfide in gas to be treated G 5 by bringing the gas to be treated G 5 after the cleaning process into gas-liquid contact with absorbent.
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公开(公告)号:EP3287336B1
公开(公告)日:2019-09-11
申请号:EP16830356.8
申请日:2016-07-15
发明人: KANEMORI Toru , FUJIO Nobuyuki , OKUBO Yoshiki , KARASAWA Ryuji
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