BR112014007886A2 - catalisador, preferencialmente para uso em redução catalítica seletiva (scr), sistema de tratamento de gás de exaustão e processo para o tratamento de uma corrente de gás - Google Patents

catalisador, preferencialmente para uso em redução catalítica seletiva (scr), sistema de tratamento de gás de exaustão e processo para o tratamento de uma corrente de gás

Info

Publication number
BR112014007886A2
BR112014007886A2 BR112014007886A BR112014007886A BR112014007886A2 BR 112014007886 A2 BR112014007886 A2 BR 112014007886A2 BR 112014007886 A BR112014007886 A BR 112014007886A BR 112014007886 A BR112014007886 A BR 112014007886A BR 112014007886 A2 BR112014007886 A2 BR 112014007886A2
Authority
BR
Brazil
Prior art keywords
scr
catalyst
treating
treatment system
catalytic reduction
Prior art date
Application number
BR112014007886A
Other languages
English (en)
Other versions
BR112014007886B1 (pt
Inventor
Wendt Claudia
Stiebels Susanne
Zimmermann Svetlana
Neubauer Torsten
Original Assignee
Basf Se
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Se filed Critical Basf Se
Publication of BR112014007886A2 publication Critical patent/BR112014007886A2/pt
Publication of BR112014007886B1 publication Critical patent/BR112014007886B1/pt

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/19Catalysts containing parts with different compositions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404Removing only nitrogen compounds
    • B01D53/9409Nitrogen oxides
    • B01D53/9413Processes characterised by a specific catalyst
    • B01D53/9418Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/80Mixtures of different zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/024Multiple impregnation or coating
    • B01J37/0244Coatings comprising several layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/024Multiple impregnation or coating
    • B01J37/0246Coatings comprising a zeolite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20738Iron
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20761Copper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/50Zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/50Zeolites
    • B01D2255/502Beta zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/50Zeolites
    • B01D2255/504ZSM 5 zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/40Nitrogen compounds
    • B01D2257/404Nitrogen oxides other than dinitrogen oxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9459Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9477Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30After treatment, characterised by the means used
    • B01J2229/42Addition of matrix or binder particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/46Iron group metals or copper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7007Zeolite Beta
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7015CHA-type, e.g. Chabazite, LZ-218
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/76Iron group metals or copper
    • B01J29/7615Zeolite Beta
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/76Iron group metals or copper
    • B01J29/763CHA-type, e.g. Chabazite, LZ-218
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066Selective catalytic reduction [SCR]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Processes For Solid Components From Exhaust (AREA)
BR112014007886A 2011-10-05 2012-10-04 catalisador, sistema de tratamento de gás de exaustão e processo para o tratamento de uma corrente de gás que compreende nox BR112014007886B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11183983 2011-10-05
PCT/IB2012/055337 WO2013050964A1 (en) 2011-10-05 2012-10-04 Cu-CHA/Fe-BEA MIXED ZEOLITE CATALYST AND PROCESS FOR THE TREATMENT OF NOX IN GAS STREAMS

Publications (2)

Publication Number Publication Date
BR112014007886A2 true BR112014007886A2 (pt) 2017-04-11
BR112014007886B1 BR112014007886B1 (pt) 2020-02-04

Family

ID=48043234

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014007886A BR112014007886B1 (pt) 2011-10-05 2012-10-04 catalisador, sistema de tratamento de gás de exaustão e processo para o tratamento de uma corrente de gás que compreende nox

Country Status (7)

Country Link
EP (1) EP2766119A4 (pt)
JP (2) JP2014530097A (pt)
KR (1) KR102047145B1 (pt)
CN (1) CN104066508B (pt)
BR (1) BR112014007886B1 (pt)
IN (1) IN2014CN02431A (pt)
WO (1) WO2013050964A1 (pt)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2514945B (en) * 2012-01-31 2018-01-31 Johnson Matthey Plc Catalyst blends
JP2014210221A (ja) * 2013-04-17 2014-11-13 株式会社キャタラー Scr触媒および排ガス浄化触媒システム
DE102014112413A1 (de) 2013-08-30 2015-03-05 Johnson Matthey Public Limited Company Zeolithmischkatalysatoren zur behandlung von abgas
FR3011487B1 (fr) 2013-10-07 2017-07-21 Peugeot Citroen Automobiles Sa Dispositif de traitement des gaz d’echappement
US10512905B2 (en) * 2013-12-03 2019-12-24 Johnson Matthey Public Limited Company SCR catalyst
EP3080041A1 (en) 2013-12-13 2016-10-19 Exxonmobil Research And Engineering Company Enhanced methane formation in reforming catalysts
GB2533448B (en) * 2014-08-07 2017-06-28 Johnson Matthey Plc Zoned catalyst for treating exhaust gas
RU2705976C2 (ru) * 2015-01-16 2019-11-12 Басф Корпорейшн Наноразмерное функциональное связующее
DE102015204012A1 (de) * 2015-03-05 2016-09-08 Clariant International Ltd. SCR-Katalysator mit verbesserter Haftung
US10201807B2 (en) 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
KR101795404B1 (ko) 2016-05-18 2017-11-08 현대자동차 주식회사 촉매 및 촉매의 제조 방법
EP3281699A1 (de) * 2016-08-11 2018-02-14 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
KR101865389B1 (ko) * 2016-11-15 2018-06-07 주식회사 이엔드디 N2o 생성 억제 질소산화물 저감용 촉매
CN107537558B (zh) * 2017-06-27 2020-05-22 中国第一汽车股份有限公司 具有锚定增强去除NOx的载体催化剂制备方法
CN107297218A (zh) * 2017-06-27 2017-10-27 中国第汽车股份有限公司 分子筛堇青石蜂窝载体催化剂制备方法
CA3069255A1 (en) * 2017-07-11 2019-01-17 Shell Internationale Research Maatschappij B.V. Catalyst and method of use thereof in the conversion of nox and n2o
WO2019014119A1 (en) * 2017-07-11 2019-01-17 Shell Oil Company CATALYST AND METHOD OF USE
KR20200130845A (ko) * 2018-04-11 2020-11-20 바스프 코포레이션 혼합 제올라이트 함유 scr 촉매
JP2022506425A (ja) * 2018-10-31 2022-01-17 ビーエーエスエフ コーポレーション Noxを低減するためのアルミナを添加した触媒ウォッシュコート
CN109806764B (zh) * 2019-03-25 2021-04-16 中国科学院过程工程研究所 一种工业烟气储存还原脱硝系统和方法
CN110508318A (zh) * 2019-10-22 2019-11-29 山东国瓷功能材料股份有限公司 一种复合脱硝催化剂及其制备方法和应用
JP6994079B2 (ja) * 2020-05-26 2022-01-14 株式会社キャタラー 排ガス浄化触媒装置
KR20220067569A (ko) * 2020-11-16 2022-05-25 현대자동차주식회사 탄화수소 흡착 촉매 및 이를 포함하는 탄화수소 트랩
KR20240061767A (ko) 2022-11-01 2024-05-08 주식회사 에코앤드림 Cu-CHA 제올라이트 촉매

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10001539B4 (de) * 2000-01-14 2006-01-19 Uhde Gmbh Verfahren zur Beseitigung von NOx und N2O
CA2506470C (en) * 2002-11-18 2010-10-26 Ict Co., Ltd. Exhaust gas purifying catalyst and method for purifying exhaust gas
JP4992214B2 (ja) * 2005-09-16 2012-08-08 東ソー株式会社 β型ゼオライトを含んでなる窒素酸化物の浄化触媒およびそれを用いた窒素酸化物の浄化方法
US7998423B2 (en) * 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
CA2939726C (en) * 2007-04-26 2019-06-18 Johnson Matthey Public Limited Company Transition metal/zeolite scr catalysts
US20090196812A1 (en) * 2008-01-31 2009-08-06 Basf Catalysts Llc Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure
JP2009262098A (ja) * 2008-04-28 2009-11-12 Ne Chemcat Corp 選択還元触媒を用いた排気ガス浄化方法
JP2011125849A (ja) * 2009-11-19 2011-06-30 Ibiden Co Ltd ハニカム構造体及び排ガス浄化装置
JP5560158B2 (ja) * 2009-11-19 2014-07-23 イビデン株式会社 ハニカム構造体及び排ガス浄化装置
GB2475740B (en) * 2009-11-30 2017-06-07 Johnson Matthey Plc Catalysts for treating transient NOx emissions
CN102822460B (zh) * 2010-03-26 2015-04-29 株式会社科特拉 废气净化系统

Also Published As

Publication number Publication date
JP2018027535A (ja) 2018-02-22
JP2014530097A (ja) 2014-11-17
BR112014007886B1 (pt) 2020-02-04
IN2014CN02431A (pt) 2015-06-19
KR102047145B1 (ko) 2019-11-20
CN104066508A (zh) 2014-09-24
EP2766119A4 (en) 2015-07-15
EP2766119A1 (en) 2014-08-20
WO2013050964A1 (en) 2013-04-11
KR20140081852A (ko) 2014-07-01
JP6348212B2 (ja) 2018-06-27
CN104066508B (zh) 2018-02-06

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