ID23451A - Metode adsorpsi tekanan ayunan untuk produksi gas yang kaya oksigen - Google Patents

Metode adsorpsi tekanan ayunan untuk produksi gas yang kaya oksigen

Info

Publication number
ID23451A
ID23451A IDP990861D ID990861D ID23451A ID 23451 A ID23451 A ID 23451A ID P990861 D IDP990861 D ID P990861D ID 990861 D ID990861 D ID 990861D ID 23451 A ID23451 A ID 23451A
Authority
ID
Indonesia
Prior art keywords
oxygen
gas production
rich gas
adsorption method
swing pressure
Prior art date
Application number
IDP990861D
Other languages
English (en)
Inventor
Mohamed Safdar Allie Baksh
Atanas Serbezov
Frank Notaro
Frederick Wells Leavitt
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of ID23451A publication Critical patent/ID23451A/id

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0229—Purification or separation processes
    • C01B13/0248—Physical processing only
    • C01B13/0259—Physical processing only by adsorption on solids
    • 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
    • B01D53/02—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 adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • 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
    • B01D2256/12—Oxygen
    • 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
    • B01D2257/102—Nitrogen
    • 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
    • B01D2257/104—Oxygen
    • 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
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/80—Water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40003—Methods relating to valve switching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40043—Purging
    • B01D2259/4005—Nature of purge gas
    • B01D2259/40052—Recycled product or process gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40075—More than ten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40077—Direction of flow
    • B01D2259/40079—Co-current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40077—Direction of flow
    • B01D2259/40081—Counter-current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/402—Further details for adsorption processes and devices using two beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/41—Further details for adsorption processes and devices using plural beds of the same adsorbent in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/414—Further details for adsorption processes and devices using different types of adsorbents
    • B01D2259/4141—Further details for adsorption processes and devices using different types of adsorbents within a single bed
    • B01D2259/4145—Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged in series
    • B01D2259/4146—Contiguous multilayered adsorbents
    • 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
    • C01B2210/0051—Carbon dioxide
    • 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
    • C01B2210/0062—Water
    • 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
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
IDP990861D 1998-10-22 1999-09-13 Metode adsorpsi tekanan ayunan untuk produksi gas yang kaya oksigen ID23451A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/176,336 US6475265B1 (en) 1998-10-22 1998-10-22 Pressure swing adsorption method for production of an oxygen-enriched gas

Publications (1)

Publication Number Publication Date
ID23451A true ID23451A (id) 2000-04-27

Family

ID=22643951

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP990861D ID23451A (id) 1998-10-22 1999-09-13 Metode adsorpsi tekanan ayunan untuk produksi gas yang kaya oksigen

Country Status (7)

Country Link
US (1) US6475265B1 (id)
JP (1) JP2000153124A (id)
KR (1) KR20000029194A (id)
CN (1) CN1252322A (id)
BR (1) BR9904754A (id)
CA (1) CA2287039A1 (id)
ID (1) ID23451A (id)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3891773B2 (ja) * 2000-10-20 2007-03-14 大陽日酸株式会社 ガスの分離精製方法及びその装置
JP2004512650A (ja) 2000-10-27 2004-04-22 クエストエアー　テクノロジーズ　インコーポレイテッド 燃料電池に水素を供給するシステムおよび方法
WO2002051523A1 (fr) * 2000-12-26 2002-07-04 Sumitomo Seika Chemicals Co., Ltd. Procede et dispositif de separation d'un gaz objet
SE523278C2 (sv) * 2001-10-11 2004-04-06 Ifoe Ceramics Ab Förfarande och anordning för framställning av syre eller syreberikad luft
US6736879B2 (en) * 2002-05-01 2004-05-18 Chevron Phillips Chemical Company Lp Process to prepare low carbon disulfide containing dimethyl sulfide
US6660065B2 (en) * 2002-05-06 2003-12-09 Litton Systems, Inc. Pressure swing adsorption dryer for pneumatically driven pressure intensifiers
JP4469841B2 (ja) * 2003-05-23 2010-06-02 ヨンセ ユニバーシティー 酸素生成装置及びその制御方法
FR2858606B1 (fr) * 2003-08-04 2006-01-20 Air Liquide Generateur autonome d'oxygene
US7452406B2 (en) * 2004-03-12 2008-11-18 Mmr Technologies Inc. Device and method for removing water and carbon dioxide from a gas mixture using pressure swing adsorption
CN1250322C (zh) * 2004-06-11 2006-04-12 成都天立化工科技有限公司 采用三段变压吸附装置从空气中分离氮气和氧气的方法
CN100340324C (zh) * 2004-06-11 2007-10-03 成都天立化工科技有限公司 一种两段全回收变压吸附气体分离方法
CN1287886C (zh) * 2004-06-11 2006-12-06 成都天立化工科技有限公司 一种改进的两段变压吸附制富氧方法
US7189280B2 (en) * 2004-06-29 2007-03-13 Questair Technologies Inc. Adsorptive separation of gas streams
KR101140541B1 (ko) * 2005-01-12 2012-05-02 루머스 테크놀로지 인코포레이티드 Ｐｓａ 흐름 변화의 향상된 제어를 위한 방법 및 장치
US7329304B2 (en) * 2005-04-05 2008-02-12 Respironics Oxytec, Inc. Portable oxygen concentrator
US7402193B2 (en) * 2005-04-05 2008-07-22 Respironics Oxytec, Inc. Portable oxygen concentrator
US7368005B2 (en) * 2005-04-05 2008-05-06 Respironics Oxytec, Inc. Portable oxygen concentrator
US7717985B2 (en) * 2006-07-26 2010-05-18 Donaldson Company Sorption systems with naturally occurring zeolite, and methods
US7771511B2 (en) * 2006-08-28 2010-08-10 Ric Investments, Llc Oxygen concentration system and method
US8016918B2 (en) * 2006-10-04 2011-09-13 Air Products And Chemicals, Inc. Performance stability in rapid cycle pressure swing adsorption systems
KR101403693B1 (ko) * 2007-10-23 2014-06-09 대성산업가스 주식회사 산소 생산 장치 및 그 제어 방법
DE102009039539A1 (de) * 2009-09-01 2011-03-03 Joachim Klein Druckwechseladsorptionsanlage und Druckwechseladsorptionsverfahren
US8343259B2 (en) * 2010-03-29 2013-01-01 Wearair Oxygen, Inc. Moisture mitigation in PSA air fractionation
KR101195145B1 (ko) * 2010-04-26 2012-10-29 대성산업가스 주식회사 고순도 산소 생산 장치 및 그 제어 방법
US20110306488A1 (en) * 2010-06-10 2011-12-15 Multisorb Technologies, Inc Oxygen adsorber with glycerin and chabazite
US8012446B1 (en) * 2010-07-08 2011-09-06 Air Products And Chemicals, Inc. Recycle TSA regen gas to boiler for oxyfuel operations
US8551217B2 (en) 2011-01-11 2013-10-08 Praxair Technology, Inc. Six bed pressure swing adsorption process operating in normal and turndown modes
US8435328B2 (en) 2011-01-11 2013-05-07 Praxair Technology, Inc. Ten bed pressure swing adsorption process operating in normal and turndown modes
US8491704B2 (en) 2011-01-11 2013-07-23 Praxair Technology, Inc. Six bed pressure swing adsorption process operating in normal and turndown modes
US8496733B2 (en) 2011-01-11 2013-07-30 Praxair Technology, Inc. Large scale pressure swing adsorption systems having process cycles operating in normal and turndown modes
AU2012223564B2 (en) 2011-03-01 2016-03-03 Exxonmobil Research And Engineering Company Swing adsorption processes utilizing controlled adsorption fronts
US8808426B2 (en) 2012-09-04 2014-08-19 Exxonmobil Research And Engineering Company Increasing scales, capacities, and/or efficiencies in swing adsorption processes with hydrocarbon gas feeds
CN104057208A (zh) * 2013-03-21 2014-09-24 吴宁 一种多功能焊机
JP6092273B2 (ja) * 2014-01-30 2017-03-08 Ｊｆｅスチール株式会社 酸素分離方法及び設備
CN103953993A (zh) * 2014-05-14 2014-07-30 烟台冰轮高压氧舱有限公司 一种富氧空调
FR3028188A1 (fr) * 2014-11-07 2016-05-13 Novair Dispositif de production d’oxygene purifie
US20160184760A1 (en) * 2014-12-30 2016-06-30 Pacific Consolidated Industries, Llc Adsorption air separation unit with purge recovery tank
DE102015013561A1 (de) * 2015-10-20 2017-04-20 Linde Aktiengesellschaft Verfahren und Anlage zur Gewinnung eines Gasprodukts
CN105727688B (zh) * 2016-03-09 2018-03-13 江苏天楹环保能源成套设备有限公司 一种变压吸附塔
WO2018026517A1 (en) 2016-08-04 2018-02-08 Exxonmobil Research And Engineering Company Increasing scales, capacities, and/or efficiencies in swing adsorption processes with hydrocarbon gas feeds
CN106672906A (zh) * 2016-12-28 2017-05-17 北京金大万翔环保科技有限公司 一种两塔低压吸附真空解吸制备氧气的装置和方法
US10799827B2 (en) * 2017-04-11 2020-10-13 Praxair Technology, Inc. Mid-range purity oxygen by adsorption
CN107998821A (zh) * 2017-12-30 2018-05-08 和和乐和（天津）环境科技有限公司 一种固定床沸石voc废气处理系统
US10835856B2 (en) * 2018-08-14 2020-11-17 Air Products And Chemicals, Inc. Carbon molecular sieve adsorbent
JP7262250B2 (ja) * 2019-03-06 2023-04-21 エア・ウォーター株式会社 高酸素ガスの供給装置および方法
CN112742170B (zh) * 2019-10-31 2023-04-07 中国石油化工股份有限公司 一种高含氮能源气体净化方法
KR102208032B1 (ko) * 2020-06-12 2021-01-27 주식회사 오투트리 Rvsa 방식의 고순도 산소 발생 장치
CN113041782B (zh) * 2021-03-15 2021-12-17 西南化工研究设计院有限公司 一种气体变压吸附分离提纯系统及其分离提纯方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190424A (en) 1975-07-17 1980-02-26 Boc Limited Gas separation
JPS5299973A (en) * 1976-02-18 1977-08-22 Toray Ind Inc Adsorption and separation apparatus of mixed gas
DE3132572A1 (de) * 1981-08-18 1983-03-10 Linde Ag, 6200 Wiesbaden Verfahren zur adsorptiven zerlegung eines gasgemisches
US4386945A (en) * 1982-02-01 1983-06-07 Litton Systems, Inc. Process and compound bed means for evolving a first component enriched gas
US4477264A (en) * 1983-03-30 1984-10-16 Air Products And Chemicals, Inc. Pressure swing adsorption process for a medical oxygen generator for home use
DE3402533A1 (de) * 1984-01-26 1985-08-01 Bergwerksverband Gmbh, 4300 Essen Verfahren zur gewinnung von sauerstoff mit einem argon-anteil unter o,5 % aus feuchter luft
JPS60246206A (ja) * 1984-05-22 1985-12-05 Seitetsu Kagaku Co Ltd 高濃度酸素の製造方法
US4744803A (en) * 1985-08-19 1988-05-17 The Ohio State University Research Foundation Complementary pressure swing adsorption
US4869733A (en) * 1986-05-22 1989-09-26 Vbm Corporation Super-enriched oxygen generator
US4756723A (en) * 1987-03-04 1988-07-12 Air Products And Chemicals, Inc. Preparation of high purity oxygen
GB8812642D0 (en) 1988-05-27 1988-06-29 Boc Group Plc Separation of gas mixtures
US5137549A (en) 1988-10-14 1992-08-11 Vbm Corporation Two stage super-enriched oxygen concentrator
US4880443A (en) * 1988-12-22 1989-11-14 The United States Of America As Represented By The Secretary Of The Air Force Molecular sieve oxygen concentrator with secondary oxygen purifier
US4973339A (en) 1989-10-18 1990-11-27 Airsep Corporation Pressure swing absorption process and system for gas separation
US5084075A (en) * 1990-04-10 1992-01-28 Air Products And Chemicals, Inc. Vacuum swing adsorption process for production of 95+% n2 from ambient air
US5226933A (en) 1992-03-31 1993-07-13 Ohio State University Pressure swing adsorption system to purify oxygen
WO1994006541A1 (en) 1992-09-22 1994-03-31 Arbor Research Corporation System for separation of oxygen from argon/oxygen mixture
US5395427A (en) 1994-01-12 1995-03-07 Air Products And Chemicals, Inc. Two stage pressure swing adsorption process which utilizes an oxygen selective adsorbent to produce high purity oxygen from a feed air stream
US5507857A (en) * 1995-01-19 1996-04-16 The Boc Group, Inc. Pressure swing adsorption process for fractionating a multi-component mixture
US5674311A (en) * 1995-10-20 1997-10-07 Praxair Technology, Inc. Adsorption process and system using multilayer adsorbent beds
US5658371A (en) * 1995-11-06 1997-08-19 Praxair Technology, Inc. Single bed pressure swing adsorption process for recovery of oxygen from air
US5735938A (en) * 1997-01-15 1998-04-07 Praxair Technology, Inc. Method for production of nitrogen using oxygen selective adsorbents
US5914455A (en) * 1997-09-30 1999-06-22 The Boc Group, Inc. Air purification process

Also Published As

Publication number Publication date
KR20000029194A (ko) 2000-05-25
US6475265B1 (en) 2002-11-05
CA2287039A1 (en) 2000-04-22
BR9904754A (pt) 2000-08-29
CN1252322A (zh) 2000-05-10
JP2000153124A (ja) 2000-06-06

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