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SG11201403605PA - Method for separating gases - Google Patents

Method for separating gases

Info

Publication number
SG11201403605PA
SG11201403605PA SG11201403605PA SG11201403605PA SG11201403605PA SG 11201403605P A SG11201403605P A SG 11201403605PA SG 11201403605P A SG11201403605P A SG 11201403605PA SG 11201403605P A SG11201403605P A SG 11201403605PA SG 11201403605P A SG11201403605P A SG 11201403605PA
Authority
SG
Singapore
Prior art keywords
separating gases
gases
separating
Prior art date
Application number
SG11201403605PA
Inventor
Jörg Balster
Markus Ungerank
Ingrid Winette Velthoen
Original Assignee
Evonik Fibres Gmbh
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 Evonik Fibres Gmbh filed Critical Evonik Fibres Gmbh
Publication of SG11201403605PA publication Critical patent/SG11201403605PA/en

Links

Classifications

    • 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
    • B01D53/22—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 by diffusion
    • B01D53/225—Multiple stage diffusion
    • B01D53/226—Multiple stage diffusion in serial connexion
    • 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
    • B01D53/22—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 by diffusion
    • B01D53/225—Multiple stage diffusion
    • 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
    • B01D53/22—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 by diffusion
    • B01D53/228—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 by diffusion characterised by specific membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/06—Flat membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B23/00—Noble gases; Compounds thereof
    • C01B23/001—Purification or separation processes of noble gases
    • C01B23/0036—Physical processing only
    • C01B23/0042—Physical processing only by making use of membranes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B23/00—Noble gases; Compounds thereof
    • C01B23/001—Purification or separation processes of noble gases
    • C01B23/0036—Physical processing only
    • C01B23/0042—Physical processing only by making use of membranes
    • C01B23/0047—Physical processing only by making use of membranes characterised by the membrane
    • 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
    • B01D53/22—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 by diffusion
    • B01D2053/221—Devices
    • 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
    • B01D53/22—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 by diffusion
    • B01D2053/221—Devices
    • B01D2053/223—Devices with hollow tubes
    • B01D2053/224—Devices with hollow tubes with hollow fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/18—Noble gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/11—Noble gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/06—Specific process operations in the permeate stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/25—Recirculation, recycling or bypass, e.g. recirculation of concentrate into the feed
    • B01D2311/251—Recirculation of permeate
    • B01D2311/2512—Recirculation of permeate to feed side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/24—Specific pressurizing or depressurizing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/24—Specific pressurizing or depressurizing means
    • B01D2313/243—Pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2317/00—Membrane module arrangements within a plant or an apparatus
    • B01D2317/02—Elements in series
    • B01D2317/022—Reject series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2317/00—Membrane module arrangements within a plant or an apparatus
    • B01D2317/02—Elements in series
    • B01D2317/025—Permeate series
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0001—Separation or purification processing
    • C01B2210/0009—Physical processing
    • C01B2210/001—Physical processing by making use of membranes
    • C01B2210/0012—Physical processing by making use of membranes characterised by the membrane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0029—Obtaining noble gases
    • C01B2210/0031—Helium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0043—Impurity removed
    • C01B2210/0046—Nitrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0043—Impurity removed
    • C01B2210/0068—Organic compounds
    • C01B2210/007—Hydrocarbons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG11201403605PA 2011-12-27 2012-11-29 Method for separating gases SG11201403605PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11195776 2011-12-27
PCT/EP2012/073901 WO2013098024A1 (en) 2011-12-27 2012-11-29 Method for separating gases

Publications (1)

Publication Number Publication Date
SG11201403605PA true SG11201403605PA (en) 2014-10-30

Family

ID=47227820

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201403605PA SG11201403605PA (en) 2011-12-27 2012-11-29 Method for separating gases

Country Status (16)

Country Link
US (2) US9314735B2 (en)
EP (2) EP3338876B1 (en)
JP (1) JP6351508B2 (en)
KR (1) KR102005593B1 (en)
CN (1) CN104023821B (en)
AU (1) AU2012361210B2 (en)
BR (1) BR112014016032A8 (en)
CA (1) CA2860502C (en)
CO (1) CO7101226A2 (en)
EA (1) EA025596B9 (en)
MX (1) MX2014007985A (en)
MY (1) MY165047A (en)
PH (1) PH12014501412A1 (en)
SG (1) SG11201403605PA (en)
TW (1) TWI581856B (en)
WO (1) WO2013098024A1 (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013171856A1 (en) * 2012-05-16 2013-11-21 石油資源開発株式会社 Processing method and processing device for natural gas
US9375677B2 (en) * 2013-02-26 2016-06-28 Air Liquide Advanced Technologies U.S. Llc Helium recovery from natural gas
JP2015083296A (en) * 2013-09-20 2015-04-30 富士フイルム株式会社 Gas separation membrane, gas separation module, gas separation device, and gas separation method
JP6435961B2 (en) * 2014-03-31 2018-12-12 宇部興産株式会社 Gas separation system and method for producing enriched gas
CN104001409B (en) * 2014-05-22 2016-05-11 上海精腾新能源科技有限公司 A kind of embrane method helium purifying plant system and technique
DE102014018883A1 (en) * 2014-12-17 2016-06-23 Linde Aktiengesellschaft Combined membrane pressure swing adsorption process for the recovery of helium
JP6702884B2 (en) * 2014-12-26 2020-06-03 日本碍子株式会社 Gas separation method
JP6636948B2 (en) * 2014-12-26 2020-01-29 日本碍子株式会社 Gas separation method
US9433888B2 (en) * 2014-12-29 2016-09-06 L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude Three stage membrane separation with partial reflux
US9623370B2 (en) * 2015-02-10 2017-04-18 Praxair Technology, Inc. Integrated process and apparatus for recovery of helium rich streams
US9981221B2 (en) * 2015-03-30 2018-05-29 Ube Industries, Ltd. Gas separation system and enriched gas production method
JP6511523B2 (en) * 2015-06-30 2019-05-15 富士フイルム株式会社 Gas separation membrane, gas separation module, gas separation device, gas separation method and polyimide compound
RU2618818C1 (en) * 2016-02-01 2017-05-11 Федеральное государственное бюджетное учреждение науки Институт теплофизики им. С.С. Кутателадзе Сибирского отделения Российской академии наук (ИТ СО РАН) Method for producing helium based on burning natural gas with useful thermal energy use
CN105879688A (en) * 2016-05-26 2016-08-24 天邦膜技术国家工程研究中心有限责任公司 A double-sealed flexible helium membrane assembly without a central tube
WO2017206069A1 (en) * 2016-05-31 2017-12-07 Evonik Specialty Chemicals (Shanghai) Co., Ltd. Process and apparatus for separating gases
CN105971581A (en) * 2016-06-30 2016-09-28 华南理工大学 Device and method for efficiently exploiting natural gas hydrate by adopting flue gas of power plant
CN108339377B (en) 2017-01-23 2021-02-26 神华集团有限责任公司 From containing CO2Separation of CO from gas streams2Method and membrane separation system
CN112449612A (en) * 2018-06-26 2021-03-05 詹姆斯·罗伯特·德吕兹 Band-pass filter for separating a particular selected gas from a group of gases or the atmosphere
EP3632525A1 (en) 2018-10-02 2020-04-08 Evonik Fibres GmbH A device and a process for separating methane from a gas mixture containing methane, carbon dioxide and hydrogen sulfide
DE202019001414U1 (en) 2019-02-01 2019-04-12 Evonik Canada Inc. Apparatus for separating gas components from a gas stream of variable composition or flow rate
US11471823B2 (en) 2019-02-12 2022-10-18 Haffmans B.V. System and method for separating a gas mixture
CN111874881B (en) * 2019-06-27 2022-10-25 南京工业大学 Method for purifying xenon by using DD3R molecular sieve membrane
US11285434B2 (en) * 2020-03-30 2022-03-29 Air Products And Chemicals, Inc. Membrane process and system for high recovery of a nonpermeating gas
CN111974175B (en) * 2020-05-20 2021-08-17 迈特尔膜技术有限公司 Membrane method and equipment for extracting helium from natural gas
JP7739057B2 (en) 2020-06-17 2025-09-16 エボニック オペレーションズ ゲーエムベーハー Crosslinked hollow fiber membrane and new method for producing same
CN114057169A (en) * 2020-07-31 2022-02-18 中国石油化工股份有限公司 Method and system for recovering helium from helium-containing tail gas
CN112275099B (en) * 2020-09-28 2023-03-24 江苏君澄空间科技有限公司 Helium gas recovery device and method
US20220205717A1 (en) * 2020-12-31 2022-06-30 Saudi Arabian Oil Company Recovery of noncondensable gas components from a gaseous mixture
US11717787B2 (en) * 2021-01-04 2023-08-08 Saudi Arabian Oil Company High free volume membrane for gas separation
EP4074409A1 (en) * 2021-04-13 2022-10-19 Linde GmbH Process for reducing carbon dioxide content of gas mixture and membrane separation arrangement
WO2023160073A1 (en) * 2022-02-23 2023-08-31 中国石油化工股份有限公司 Hollow fiber seperation membrane, preparation method therefor and application thereof
CN114890397B (en) * 2022-05-31 2024-06-11 苏州睿分气体技术有限公司 Method and device system for concentrating helium at normal temperature
EP4599353A1 (en) 2022-10-06 2025-08-13 Evonik Operations GmbH A computer-implemented method, a computer program and a computer for generating a digital twin for a chemical process or an apparatus or a system of a chemical plant
KR20250019783A (en) 2023-08-02 2025-02-11 (주)서우인 Multi-stage membrane apparatus for separating mixed gas and mixed gas separation method using the same
WO2025073653A1 (en) 2023-10-06 2025-04-10 Evonik Operations Gmbh Designing a plant using a set of data points
WO2025209965A1 (en) 2024-04-04 2025-10-09 Evonik Operations Gmbh Simulation-data based predictive models for gas separation plants

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3256675A (en) * 1962-11-30 1966-06-21 Gen Electric Method and apparatus for gas separation by thin films or membranes
JPS588283B2 (en) * 1976-03-23 1983-02-15 株式会社東芝 Mixed gas separation equipment
JPS63296820A (en) * 1987-05-29 1988-12-02 Ube Ind Ltd Production of high-purity hydrogen or helium
US5102432A (en) * 1990-12-10 1992-04-07 Union Carbide Industrial Gases Technology Corporation Three-stage membrane gas separation process and system
EP0641244A1 (en) * 1991-05-21 1995-03-08 Exxon Chemical Patents Inc. Treatment of acid gas using hybrid membrane separation systems
CA2101804A1 (en) 1992-10-06 1994-04-07 Christian Friedrich Gottzmann Multiple purity membrane process
US5378263A (en) 1992-12-21 1995-01-03 Praxair Technology, Inc. High purity membrane nitrogen
JPH0857243A (en) 1994-08-04 1996-03-05 Praxair Technol Inc Separation of gas by partial purging for preliminary or after purification
US5632803A (en) * 1994-10-21 1997-05-27 Nitrotec Corporation Enhanced helium recovery
US5709732A (en) 1996-04-02 1998-01-20 Praxair Technology, Inc. Advanced membrane system for separating gaseous mixtures
US5753011A (en) 1997-01-17 1998-05-19 Air Products And Chemicals, Inc. Operation of staged adsorbent membranes
US6168649B1 (en) * 1998-12-09 2001-01-02 Mg Generon, Inc. Membrane for separation of xenon from oxygen and nitrogen and method of using same
US6572679B2 (en) * 2000-05-19 2003-06-03 Membrane Technology And Research, Inc. Gas separation using organic-vapor-resistant membranes in conjunction with organic-vapor-selective membranes
JP3727552B2 (en) * 2001-05-31 2005-12-14 財団法人地球環境産業技術研究機構 Perfluoro compound gas separation and recovery equipment
AT411225B (en) * 2001-07-09 2003-11-25 Wiengas Gmbh DEVICE AND METHOD FOR GAS CONDITIONING
US6425267B1 (en) * 2001-07-27 2002-07-30 Membrane Technology And Research, Inc. Two-step process for nitrogen removal from natural gas
US6565626B1 (en) * 2001-12-28 2003-05-20 Membrane Technology And Research, Inc. Natural gas separation using nitrogen-selective membranes
US6630011B1 (en) * 2002-09-17 2003-10-07 Membrane Technology And Research, Inc. Nitrogen removal from natural gas using two types of membranes
US20050268782A1 (en) * 2004-03-26 2005-12-08 Kulkarni Sudhir S Novel polyimide based mixed matrix membranes
US20050217479A1 (en) 2004-04-02 2005-10-06 Membrane Technology And Research, Inc. Helium recovery from gas streams
DE102004044645B3 (en) 2004-09-13 2006-06-08 RÜTGERS Carbo Tech Engineering GmbH Environmentally friendly process for the production of bio natural gas
US7422623B2 (en) * 2005-03-02 2008-09-09 L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Separation membrane by controlled annealing of polyimide polymers
JP2009242773A (en) * 2008-03-14 2009-10-22 Air Water Inc Methane gas concentration device, method therefor, fuel gas production device and method therefor
CN102026702B (en) * 2008-05-12 2013-08-21 膜技术研究股份有限公司 Gas-separation process using membranes with permeate sweep to remove co2 from combustion gases
US20120123079A1 (en) 2009-07-23 2012-05-17 Evonik Fibres Gmbh Polyimide membranes made of polymerization solutions
MY165009A (en) * 2010-07-01 2018-02-28 Evonik Fibres Gmbh Process for separation of gases
US9375677B2 (en) * 2013-02-26 2016-06-28 Air Liquide Advanced Technologies U.S. Llc Helium recovery from natural gas

Also Published As

Publication number Publication date
AU2012361210A1 (en) 2014-07-03
CN104023821A (en) 2014-09-03
CA2860502C (en) 2019-03-05
US9314735B2 (en) 2016-04-19
CN104023821B (en) 2017-05-17
AU2012361210B2 (en) 2016-12-08
KR20140108537A (en) 2014-09-11
EP3338876B1 (en) 2020-07-01
EP3338876A1 (en) 2018-06-27
JP6351508B2 (en) 2018-07-04
US20160228828A1 (en) 2016-08-11
BR112014016032A2 (en) 2017-06-13
TWI581856B (en) 2017-05-11
EA025596B1 (en) 2017-01-30
EP2797676A1 (en) 2014-11-05
CA2860502A1 (en) 2013-07-04
WO2013098024A1 (en) 2013-07-04
PH12014501412A1 (en) 2014-09-22
MX2014007985A (en) 2014-08-21
EA201491280A1 (en) 2014-10-30
MY165047A (en) 2018-02-28
KR102005593B1 (en) 2019-07-30
TW201341040A (en) 2013-10-16
EA025596B9 (en) 2018-03-30
JP2015505273A (en) 2015-02-19
US20140345457A1 (en) 2014-11-27
CO7101226A2 (en) 2014-10-31
BR112014016032A8 (en) 2017-07-04

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