KR20190121301A - 산업 플랜트로부터의 오프-가스에 함유된 황 산화물 및 질소 산화물의 제거를 위한 과정 - Google Patents
산업 플랜트로부터의 오프-가스에 함유된 황 산화물 및 질소 산화물의 제거를 위한 과정 Download PDFInfo
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- KR20190121301A KR20190121301A KR1020197023499A KR20197023499A KR20190121301A KR 20190121301 A KR20190121301 A KR 20190121301A KR 1020197023499 A KR1020197023499 A KR 1020197023499A KR 20197023499 A KR20197023499 A KR 20197023499A KR 20190121301 A KR20190121301 A KR 20190121301A
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- Prior art keywords
- filter bag
- gas
- scr
- oxides
- sulfur
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000007789 gas Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 32
- 229910052815 sulfur oxide Inorganic materials 0.000 title claims abstract description 21
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000004744 fabric Substances 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000003054 catalyst Substances 0.000 claims description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 claims description 18
- 229910021529 ammonia Inorganic materials 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000003463 adsorbent Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 claims description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000010457 zeolite Substances 0.000 claims description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 4
- 239000000571 coke Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
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- 150000002736 metal compounds Chemical class 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
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- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 2
- 235000011130 ammonium sulphate Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
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Abstract
Description
Claims (14)
- 산업 플랜트로부터의 오프-가스에 함유된 먼지, 황 산화물, 및 질소 산화물의 제거를 위한 방법으로서,
240 내지 160℃의 온도로 오프-가스를 냉각시키는 단계;
냉각된 오프-가스를 필터 백 하우스로 보내는 단계;
필터 백 하우스에서, 냉각된 오프-가스에 분상 황 산화물 흡착제 및 일정량의 암모니아 형태의 질소 산화물 환원제를 첨가하고 분상 황 산화물 흡착제 상에 황 산화물 및 암모니아 첨가량의 일부와의 반응에 의해 형성된 중황산암모늄을 흡착시키는 단계;
이렇게 처리된 오프-가스를 잔량의 암모니아와 함께 필터 백 하우스에 배열된 하나 이상의 패브릭 필터 백 조립체를 통과시키고 하나 이상의 패브릭 필터 백 조립체의 분산측 상에서 먼지, 흡착된 황 산화물 및 흡착된 중황산암모늄을 여과하는 단계; 및
여과된 오프-가스 중 질소 산화물의 함유량을 하나 이상의 필터 백 조립체의 침투측 내의 패브릭 상에 코팅된 SCR 촉매와의 접촉에 의해 암모니아에 의한 선택적 촉매 환원에 의해서 감소시키거나 제거하는 단계
를 포함하는 방법. - 제 1 항에 있어서, 흡착된 황 산화물의 대부분이 SO3로 구성되는 것을 특징으로 하는 방법.
- 제 1 항 또는 제 2 항에 있어서, 오프-가스는 열 교환에 의해 냉각되는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 분상 황 산화물 흡착제는 중탄산나트륨을 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 하나 이상의 필터 백 조립체는 각각 단일 패브릭 필터 백으로 구성되는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 하나 이상의 필터 백 조립체는 각각 외부 필터 백 및 외부 필터 백 내에 분리되어 동심 배열된 하나 이상의 내부 필터 백을 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서, SCR 활성 촉매는 오산화바나듐 및 산화티타늄을 포함하는 것을 특징으로 하는 방법.
- 제 7 항에 있어서, SCR 활성 촉매는 텅스텐 및/또는 몰리브데늄의 산화물을 더 포함하는 것을 특징으로 하는 방법.
- 제 7 항 또는 제 8 항에 있어서, SCR 활성 촉매는 금속 및/또는 산화물 형태의 팔라듐 또는 백금을 더 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서, SCR 활성 촉매는 티타니아 상에 담지된 망간, 철 및 세륨의 산화물의 혼합물을 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 10 항 중 어느 한 항에 있어서, SCR 활성 촉매는 철 및/또는 구리로 촉진된 제올라이트 물질을 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 10 항 중 어느 한 항에 있어서, SCR 활성 촉매는 Cu/Al2O3, Mn/Al203, Ce02-Zr02, Ce-Mn/Al203 및 이들의 혼합물로 구성된 군으로부터 선택된 하나 이상의 레독스 활성 금속 화합물과 물리적으로 혼합된 BEA, MFI, FAU, FER, CHA, MOR 또는 이들의 혼합물로 구성된 군으로부터 선택된 하나 이상의 산성 제올라이트 또는 제오타입 성분을 포함하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 12 항 중 어느 한 항에 있어서, 오프-가스는 황 함유 연료를 사용한 축열식 산화 과정으로부터 기원하는 것을 특징으로 하는 방법.
- 제 1 항 내지 제 12 항 중 어느 한 항에 있어서, 오프-가스는 코크스 제조로부터 기원하는 것을 특징으로 하는 방법.
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PCT/EP2018/054646 WO2018158183A1 (en) | 2017-03-02 | 2018-02-26 | Process for the removal of sulphur oxides and nitrogen oxides contained in off-gas from an industrial plant |
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US (1) | US20210101111A1 (ko) |
EP (1) | EP3589387A1 (ko) |
JP (1) | JP2020510524A (ko) |
KR (1) | KR20190121301A (ko) |
CN (1) | CN110312563A (ko) |
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CA3183030A1 (en) * | 2020-07-15 | 2022-01-20 | Monaca A. Mcnall | Methods for regenerating a filter medium and cleaning flue gas |
US20240058750A1 (en) * | 2020-12-30 | 2024-02-22 | W. L. Gore & Associates, Inc. | Improving catalytic efficiency of flue gas filtration through salt formation by using at least one oxidizing agent |
CN113713825B (zh) * | 2021-08-31 | 2022-05-27 | 华电青岛环保技术有限公司 | 耐硫耐水的宽温脱碳催化剂及其制备方法和应用 |
TW202342155A (zh) * | 2022-04-01 | 2023-11-01 | 丹麥商托普索公司 | 利用選擇性催化還原來催化過濾含硫氣體之方法 |
CN115582016B (zh) * | 2022-11-08 | 2024-07-12 | 山东万达环保科技有限公司 | 一种石灰窑炉专用超低温脱硫脱硝工艺 |
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JPS5325601A (en) * | 1976-08-23 | 1978-03-09 | Nippon Steel Corp | Treatment of exhaust combustion gases from coke ovens |
US4220633A (en) * | 1979-04-30 | 1980-09-02 | The Babcock & Wilcox Company | Filter house and method for simultaneously removing NOx and particulate matter from a gas stream |
US4793981A (en) * | 1986-11-19 | 1988-12-27 | The Babcock & Wilcox Company | Integrated injection and bag filter house system for SOx -NOx -particulate control with reagent/catalyst regeneration |
US5585081A (en) * | 1988-07-25 | 1996-12-17 | The Babcock & Wilcox Company | SOx, NOx and particulate removal system |
JP3491141B2 (ja) * | 1999-03-16 | 2004-01-26 | Jfeエンジニアリング株式会社 | 排ガス処理方法および装置 |
US7481983B2 (en) * | 2004-08-23 | 2009-01-27 | Basf Catalysts Llc | Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia |
WO2006103040A1 (en) * | 2005-04-01 | 2006-10-05 | Haldor Topsøe A/S | Process for catalytic reduction of nox by ammonia in presence of so3 in the gas |
CN101028594A (zh) * | 2006-03-01 | 2007-09-05 | 中国科学院生态环境研究中心 | 低温选择性催化还原氮氧化物的复合氧化物催化剂 |
EP2112341B1 (en) * | 2008-04-22 | 2018-07-11 | Umicore AG & Co. KG | Method for purification of an exhaust gas from a diesel engine |
US7968492B2 (en) * | 2009-05-11 | 2011-06-28 | Millennium Inorganic Chemicals, Inc. | Layered catalyst to improve selectivity or activity of manganese containing vanadium-free mobile catalyst |
JP2011062663A (ja) * | 2009-09-18 | 2011-03-31 | Mitsubishi Heavy Industries Environmental & Chemical Engineering Co Ltd | 排ガス処理方法 |
MX2014004494A (es) * | 2011-10-24 | 2014-07-11 | Haldor Topsøe As | Composicion de catalizador y metodo para el uso en la reduccion catalitica selectiva de oxidos de nitrogeno. |
AR100119A1 (es) * | 2014-03-21 | 2016-09-14 | Haldor Topsoe As | Montaje de bolsas filtrantes |
CN104190193B (zh) * | 2014-08-22 | 2015-11-18 | 合肥工业大学 | 一种袋式除尘器内同步脱硫脱硝除尘的方法 |
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- 2018-02-26 US US16/479,651 patent/US20210101111A1/en not_active Abandoned
- 2018-02-26 EP EP18707705.2A patent/EP3589387A1/en not_active Withdrawn
- 2018-02-26 KR KR1020197023499A patent/KR20190121301A/ko not_active Ceased
- 2018-02-26 CN CN201880012301.2A patent/CN110312563A/zh active Pending
- 2018-02-26 JP JP2019547376A patent/JP2020510524A/ja active Pending
- 2018-02-26 WO PCT/EP2018/054646 patent/WO2018158183A1/en unknown
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JP2020510524A (ja) | 2020-04-09 |
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