GB2519648A - Zeolite blend catalysts for treating exhaust gas - Google Patents

Zeolite blend catalysts for treating exhaust gas Download PDF

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Publication number
GB2519648A
GB2519648A GB1415287.0A GB201415287A GB2519648A GB 2519648 A GB2519648 A GB 2519648A GB 201415287 A GB201415287 A GB 201415287A GB 2519648 A GB2519648 A GB 2519648A
Authority
GB
United Kingdom
Prior art keywords
zeolite
catalyst
exhaust gas
metal
zeolites
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.)
Withdrawn
Application number
GB1415287.0A
Other languages
English (en)
Other versions
GB201415287D0 (en
Inventor
Guy Richard Chandler
Alexander Nicholas Michael Green
Paul Richard Phillips
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of GB201415287D0 publication Critical patent/GB201415287D0/en
Publication of GB2519648A publication Critical patent/GB2519648A/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline 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
    • B01J29/76—Iron group metals or copper
    • B01J29/763—CHA-type, e.g. Chabazite, LZ-218
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/80—Mixtures of different zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline 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
    • B01J29/76—Iron group metals or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0246—Coatings comprising a zeolite
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/904—Multiple catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7015—CHA-type, e.g. Chabazite, LZ-218
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
GB1415287.0A 2013-08-30 2014-08-29 Zeolite blend catalysts for treating exhaust gas Withdrawn GB2519648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201361872094P 2013-08-30 2013-08-30

Publications (2)

Publication Number Publication Date
GB201415287D0 GB201415287D0 (en) 2014-10-15
GB2519648A true GB2519648A (en) 2015-04-29

Family

ID=51492364

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1415287.0A Withdrawn GB2519648A (en) 2013-08-30 2014-08-29 Zeolite blend catalysts for treating exhaust gas
GB1519589.4A Active GB2534644B (en) 2013-08-30 2014-08-29 Zeolite blend catalysts for treating exhaust gas

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1519589.4A Active GB2534644B (en) 2013-08-30 2014-08-29 Zeolite blend catalysts for treating exhaust gas

Country Status (10)

Country Link
US (1) US9278343B2 (enExample)
EP (1) EP3038749B1 (enExample)
JP (2) JP6559673B2 (enExample)
KR (1) KR102227793B1 (enExample)
CN (2) CN110394188B (enExample)
BR (1) BR112016004021B1 (enExample)
DE (1) DE102014112413A1 (enExample)
GB (2) GB2519648A (enExample)
RU (1) RU2669556C2 (enExample)
WO (1) WO2015028805A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2522753A (en) * 2013-12-02 2015-08-05 Johnson Matthey Plc Synthesis of AEI zeolite
GB2534971A (en) * 2014-11-14 2016-08-10 Johnson Matthey Plc AFX Zeolite
GB2535821A (en) * 2014-10-07 2016-08-31 Johnson Matthey Plc Molecular sieve catalyst for treating exhaust gas

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2017146613A (ru) * 2012-01-31 2018-10-17 Джонсон Мэтти Паблик Лимитед Компани Каталитические смеси
GB2519648A (en) * 2013-08-30 2015-04-29 Johnson Matthey Plc Zeolite blend catalysts for treating exhaust gas
ES2589059B1 (es) * 2015-05-05 2017-08-17 Consejo Superior De Investigaciones Cientificas SÍNTESIS DIRECTA DE Cu-CHA MEDIANTE LA COMBINACIÓN DE UN COMPLEJO DE Cu Y TETRAETILAMONIO, Y APLICACIONES EN CATÁLISIS
US10150676B2 (en) 2016-06-29 2018-12-11 Chevron U.S.A. Inc. Zeolite SSZ-52x
WO2018064265A1 (en) * 2016-09-30 2018-04-05 Johnson Matthey Public Limited Company Synthesis of afx zeolite
WO2018064318A1 (en) 2016-09-30 2018-04-05 Johnson Matthey Public Limited Company A novel zeolite synthesis with alkaline earth metal
FR3067020B1 (fr) * 2017-05-31 2022-03-18 Ifp Energies Now Synthese directe d'un materiau sapo de structure afx comprenant du cuivre et utilisation de ce materiau
US10472247B2 (en) 2017-12-18 2019-11-12 Chevron U.S.A. Inc. Zeolite SSZ-52x
CN110177762B (zh) * 2017-12-18 2022-09-16 雪佛龙美国公司 沸石SSZ-52x
JP7494123B2 (ja) * 2018-04-11 2024-06-03 ビーエーエスエフ コーポレーション 混合ゼオライト含有ｓｃｒ触媒
US12071881B2 (en) 2019-04-15 2024-08-27 Basf Corporation Selective catalytic reduction catalyst on a filter
FR3095130B1 (fr) * 2019-04-19 2022-03-11 Ifp Energies Now Synthese rapide d’un catalyseur comprenant une zeolithe de type structural afx et au moins un metal de transition pour la reduction selective de nox
US20200398456A1 (en) * 2019-06-24 2020-12-24 The Curators Of The University Of Missouri Additively-manufactured structure for reactionary processes
EP4007737A4 (en) * 2019-08-02 2024-02-28 BASF Corporation CHABAZITE SYNTHESIS PROCESS USING ORGANIC AND INORGANIC STRUCTURAL DIRECTORS AND CHABAZITE ZEOLITE WITH FLAKE-LIKE MORPHOLOGY
CN111359656B (zh) * 2020-03-16 2020-12-11 中山大学 一种脱硝催化剂Cu-SSZ-52及其制备方法和应用
KR20230028282A (ko) * 2020-06-25 2023-02-28 바스프 코포레이션 구리-촉진된 제올라이트의 제조 방법
EP4171811A4 (en) * 2020-06-25 2024-09-04 BASF Mobile Emissions Catalysts LLC ZEOLITE-CONTAINING SCR CATALYSTS
KR20230076483A (ko) 2021-11-24 2023-05-31 삼성전자주식회사 촉매 분해 장치 및 폐가스 통합 처리 시스템
JP7372302B2 (ja) * 2021-12-06 2023-10-31 株式会社キャタラー 排ガス浄化触媒装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013050964A1 (en) * 2011-10-05 2013-04-11 Basf Se Cu-CHA/Fe-BEA MIXED ZEOLITE CATALYST AND PROCESS FOR THE TREATMENT OF NOX IN GAS STREAMS

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5024981A (en) 1989-04-20 1991-06-18 Engelhard Corporation Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same
KR20000016111A (ko) * 1996-05-29 2000-03-25 엑손 케미칼 패턴츠 인코포레이티드 탄화수소 전환 촉매 및 그의 용도
JPH10328570A (ja) * 1997-03-31 1998-12-15 Mazda Motor Corp 排気ガス浄化用触媒及びその製造方法並びに排気ガス浄化方法
BRPI0608350B1 (pt) * 2005-04-29 2015-07-21 Grace W R & Co Composições de redução de nox para uso em processos de craqueamento catalítico fluido (fcc) com queima parcial
US7998423B2 (en) * 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
ES2542510T5 (es) * 2007-02-27 2019-01-16 Basf Corp Catalizadores de zeolita CHA de cobre
EP2246111A3 (en) * 2007-03-26 2011-09-07 PQ Corporation Novel microporous crystalline material comprising a molecular sieve or zeolite having an 8-ring pore opening structure and methods of making and using same
JP5174488B2 (ja) * 2008-02-25 2013-04-03 日揮触媒化成株式会社 排ガス処理装置
US10583424B2 (en) * 2008-11-06 2020-03-10 Basf Corporation Chabazite zeolite catalysts having low silica to alumina ratios
CN105749747A (zh) * 2009-04-17 2016-07-13 约翰逊马西有限公司 小孔分子筛负载铜催化剂
GB2475740B (en) * 2009-11-30 2017-06-07 Johnson Matthey Plc Catalysts for treating transient NOx emissions
CN102946998A (zh) * 2010-04-08 2013-02-27 巴斯夫欧洲公司 Cu-CHA/Fe-MFI混合沸石催化剂和使用其处理气流中的NOx的方法
GB201100595D0 (en) * 2010-06-02 2011-03-02 Johnson Matthey Plc Filtration improvements
DK2646149T3 (da) * 2010-12-02 2020-06-29 Johnson Matthey Plc Metalholdig zeolitkatalysator
KR101841317B1 (ko) 2010-12-28 2018-03-22 토소가부시키가이샤 구리 및 알칼리 토금속을 담지한 제올라이트
US8789356B2 (en) * 2011-07-28 2014-07-29 Johnson Matthey Public Limited Company Zoned catalytic filters for treatment of exhaust gas
CN103987662B (zh) * 2011-12-02 2018-10-23 Pq公司 稳定化的微孔结晶材料、其制备方法以及选择性催化还原NOx的用途
RU2017146613A (ru) * 2012-01-31 2018-10-17 Джонсон Мэтти Паблик Лимитед Компани Каталитические смеси
BR112015008645B1 (pt) * 2012-10-19 2024-01-30 Basf Corporation Artigo de redução catalítica seletiva para catalisar a redução de óxidos de nitrogênio na presença de um agente redutor, e, método para reduzir seletivamente óxidos de nitrogênio
GB2519648A (en) * 2013-08-30 2015-04-29 Johnson Matthey Plc Zeolite blend catalysts for treating exhaust gas

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013050964A1 (en) * 2011-10-05 2013-04-11 Basf Se Cu-CHA/Fe-BEA MIXED ZEOLITE CATALYST AND PROCESS FOR THE TREATMENT OF NOX IN GAS STREAMS

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2522753A (en) * 2013-12-02 2015-08-05 Johnson Matthey Plc Synthesis of AEI zeolite
GB2537023A (en) * 2013-12-02 2016-10-05 Johnson Matthey Plc Composition comprising synthetic AEI zeolite
US9480976B2 (en) 2013-12-02 2016-11-01 Johnson Matthey Public Limited Company Synthesis of AEI zeolite
GB2535821A (en) * 2014-10-07 2016-08-31 Johnson Matthey Plc Molecular sieve catalyst for treating exhaust gas
GB2534971A (en) * 2014-11-14 2016-08-10 Johnson Matthey Plc AFX Zeolite

Also Published As

Publication number Publication date
EP3038749B1 (en) 2022-11-30
GB201415287D0 (en) 2014-10-15
KR102227793B1 (ko) 2021-03-15
RU2669556C2 (ru) 2018-10-12
BR112016004021B1 (pt) 2021-01-12
JP6559673B2 (ja) 2019-08-14
RU2016111605A (ru) 2017-10-05
WO2015028805A1 (en) 2015-03-05
RU2016111605A3 (enExample) 2018-03-06
JP2016536126A (ja) 2016-11-24
GB2534644A (en) 2016-08-03
CN105611998B (zh) 2019-11-08
CN110394188A (zh) 2019-11-01
JP2019104011A (ja) 2019-06-27
KR20160048192A (ko) 2016-05-03
US9278343B2 (en) 2016-03-08
US20150064088A1 (en) 2015-03-05
CN110394188B (zh) 2022-07-15
EP3038749A1 (en) 2016-07-06
CN105611998A (zh) 2016-05-25
GB201519589D0 (en) 2015-12-23
JP6875428B2 (ja) 2021-05-26
GB2534644B (en) 2019-04-17
DE102014112413A1 (de) 2015-03-05

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