WO2006044172A3 - Mini-portable oxygen concentrator - Google Patents

Mini-portable oxygen concentrator Download PDF

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Publication number
WO2006044172A3
WO2006044172A3 PCT/US2005/035427 US2005035427W WO2006044172A3 WO 2006044172 A3 WO2006044172 A3 WO 2006044172A3 US 2005035427 W US2005035427 W US 2005035427W WO 2006044172 A3 WO2006044172 A3 WO 2006044172A3
Authority
WO
WIPO (PCT)
Prior art keywords
mini
oxygen concentrator
portable oxygen
gas
oxygen
Prior art date
Application number
PCT/US2005/035427
Other languages
French (fr)
Other versions
WO2006044172A2 (en
Inventor
Norman R Mccombs
Robert Bosinski
Robert E Casey
Michael A Chimiak
Original Assignee
Airsep Corp
Norman R Mccombs
Robert Bosinski
Robert E Casey
Michael A Chimiak
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 Airsep Corp, Norman R Mccombs, Robert Bosinski, Robert E Casey, Michael A Chimiak filed Critical Airsep Corp
Priority to EP05802506A priority Critical patent/EP1812141B1/en
Priority to ES05802506T priority patent/ES2400299T3/en
Priority to JP2007536724A priority patent/JP4898689B2/en
Publication of WO2006044172A2 publication Critical patent/WO2006044172A2/en
Publication of WO2006044172A3 publication Critical patent/WO2006044172A3/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
    • A61M16/101—Preparation of respiratory gases or vapours with O2 features or with parameter measurement using an oxygen concentrator
    • 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
    • B01D53/0407—Constructional details of adsorbing systems
    • B01D53/0423—Beds in columns
    • 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
    • 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
    • B01D53/0476—Vacuum pressure swing adsorption
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/106—Filters in a path
    • A61M16/107—Filters in a path in the inspiratory path
    • 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
    • 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
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40007—Controlling pressure or temperature swing adsorption
    • 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
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40086—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by using a purge 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
    • B01D2259/402—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
    • B01D2259/45—Gas separation or purification devices adapted for specific applications
    • B01D2259/4533—Gas separation or purification devices adapted for specific applications for medical purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/45—Gas separation or purification devices adapted for specific applications
    • B01D2259/4541—Gas separation or purification devices adapted for specific applications for portable use, e.g. gas masks

Abstract

A compact and highly portable combination pressure swing apparatus (20) and product gas conservation device for medical use, to produce efficiently a gas with a high concentration of oxygen and to deliver the oxygen concentrated gas to a user at selectable times and in selectable doses, in which the operating components are detachably mounted together as a single unit.
PCT/US2005/035427 2004-10-12 2005-10-12 Mini-portable oxygen concentrator WO2006044172A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP05802506A EP1812141B1 (en) 2004-10-12 2005-10-12 Portable oxygen concentrator
ES05802506T ES2400299T3 (en) 2004-10-12 2005-10-12 Portable oxygen concentrator
JP2007536724A JP4898689B2 (en) 2004-10-12 2005-10-12 Small portable oxygen concentrator

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US61783404P 2004-10-12 2004-10-12
US60/617,834 2004-10-12
US11/248,783 2005-10-12
US11/248,783 US8016925B2 (en) 2004-10-12 2005-10-12 Mini-portable oxygen concentrator

Publications (2)

Publication Number Publication Date
WO2006044172A2 WO2006044172A2 (en) 2006-04-27
WO2006044172A3 true WO2006044172A3 (en) 2006-11-09

Family

ID=36203387

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2005/035427 WO2006044172A2 (en) 2004-10-12 2005-10-12 Mini-portable oxygen concentrator

Country Status (5)

Country Link
US (1) US8016925B2 (en)
EP (2) EP1812141B1 (en)
JP (2) JP4898689B2 (en)
ES (1) ES2400299T3 (en)
WO (1) WO2006044172A2 (en)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7510601B2 (en) * 2005-12-20 2009-03-31 Air Products And Chemicals, Inc. Portable medical oxygen concentrator
US8753435B2 (en) * 2006-04-03 2014-06-17 Ric Investments, Llc Portable oxygen concentrator
US7875105B2 (en) * 2006-08-08 2011-01-25 Invacare Corporation Oxygen concentrator having structural sieve beds
JP3139801U (en) * 2006-12-31 2008-02-28 冬雷 王 Portable PSA oxygen generator
US8187367B2 (en) * 2006-12-31 2012-05-29 Wang Dong-Lei Portable PSA oxygen generator
US20090065007A1 (en) 2007-09-06 2009-03-12 Wilkinson William R Oxygen concentrator apparatus and method
US20090205494A1 (en) * 2008-02-20 2009-08-20 Mcclain Michael S Single manifold assembly for oxygen-generating systems
US20090205493A1 (en) * 2008-02-20 2009-08-20 Thompson Loren M Method of removing water from an inlet region of an oxygen generating system
US7722698B2 (en) * 2008-02-21 2010-05-25 Delphi Technologies, Inc. Method of determining the purity of oxygen present in an oxygen-enriched gas produced from an oxygen delivery system
US20090214393A1 (en) * 2008-02-22 2009-08-27 Chekal Michael P Method of generating an oxygen-enriched gas for a user
US8075676B2 (en) 2008-02-22 2011-12-13 Oxus America, Inc. Damping apparatus for scroll compressors for oxygen-generating systems
US20090229460A1 (en) * 2008-03-13 2009-09-17 Mcclain Michael S System for generating an oxygen-enriched gas
US8236095B1 (en) * 2008-10-17 2012-08-07 O2 Concepts, LLC Vacuum-pressure swing absorption concentrator
WO2010129329A2 (en) 2009-04-28 2010-11-11 Lehigh University Miniature oxygen concentrators and methods
EP2485794A4 (en) 2009-10-05 2013-12-18 Separation Design Group Llc Ultra rapid cycle portable oxygen concentrator
NZ601654A (en) * 2010-02-09 2014-09-26 Invacare Corp Breathing gas supply system
JP5623120B2 (en) * 2010-04-26 2014-11-12 日本特殊陶業株式会社 Pressure fluctuation type oxygen concentrator
US8603228B2 (en) 2010-09-07 2013-12-10 Inova Labs, Inc. Power management systems and methods for use in an oxygen concentrator
US8616207B2 (en) 2010-09-07 2013-12-31 Inova Labs, Inc. Oxygen concentrator heat management system and method
US8440004B2 (en) * 2010-12-30 2013-05-14 Inogen, Inc. Advanced portable oxygen concentrator
CN102151351B (en) * 2011-03-09 2017-02-08 广州军区广州总医院 Portable oxygen source supply device applicable to anaesthesia apparatus or breathing machine
US10695520B2 (en) 2011-04-22 2020-06-30 Inogen, Inc. Gas concentrator with removable cartridge adsorbent beds
US9592360B2 (en) 2011-04-22 2017-03-14 Inogen, Inc. Gas concentrator with removable cartridge adsorbent beds
BR112014005449A2 (en) 2011-09-13 2017-03-21 Koninklijke Philips Nv oxygen concentrator, method for reducing a noise level in an oxygen concentrator and system configured to concentrate oxygen
US9321001B2 (en) 2011-09-13 2016-04-26 Koninklijke Philips N.V. Portable oxygen concentrator with integrated manifold
US9119976B2 (en) 2012-06-28 2015-09-01 Zodiac Aerotechnics Oxygen breathing device and method for maintaining an emergency oxygen system
JP6032736B2 (en) * 2012-09-18 2016-11-30 ビィーゴ株式会社 Oxygen concentrator
NZ707064A (en) 2012-10-12 2017-11-24 Inova Labs Inc Method and systems for the delivery of oxygen enriched gas
US9138557B2 (en) 2012-10-12 2015-09-22 Inova Labs, Inc. Dual oxygen concentrator systems and methods
EP2906280B1 (en) 2012-10-12 2018-09-26 Inova Labs, Inc. Oxygen concentrator systems and methods
JP6162961B2 (en) * 2013-01-18 2017-07-12 フクダ電子株式会社 Flow control unit and oxygen concentrator provided with the same
CN104968410B (en) 2013-01-30 2019-06-04 皇家飞利浦有限公司 The method of the stream of oxygen separation system and generation oxygen rich gas
JP5933467B2 (en) * 2013-02-19 2016-06-08 大陽日酸株式会社 Gas processing equipment
US9649589B2 (en) 2013-02-21 2017-05-16 Lehigh University Oxygen concentrator system and method
US9375679B2 (en) * 2013-08-30 2016-06-28 Haldex Brake Products Corporation Air dryer assembly with manifold system
US10004869B2 (en) * 2013-12-27 2018-06-26 Inogen, Inc. Gas concentrator with removable cartridge adsorbent beds
US9440179B2 (en) 2014-02-14 2016-09-13 InovaLabs, LLC Oxygen concentrator pump systems and methods
US20150238721A1 (en) * 2014-02-24 2015-08-27 Vetland Medical Sales and Services, LLC Electronic E-Cylinder
US11247015B2 (en) 2015-03-24 2022-02-15 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10245406B2 (en) 2015-03-24 2019-04-02 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
EP3310418B1 (en) * 2015-06-22 2020-02-12 Caire Inc. Wearable oxygen generator and docking station enabling higher oxygen flow capacity
WO2017011447A1 (en) * 2015-07-13 2017-01-19 Nuvera Fuel Cells, LLC Pressure swing adsorbers with flow regulation by orifices
WO2017165749A1 (en) * 2016-03-25 2017-09-28 Separation Design Group Llc Positive airway pressure system with integrated oxygen
US11458274B2 (en) 2016-05-03 2022-10-04 Inova Labs, Inc. Method and systems for the delivery of oxygen enriched gas
US10773049B2 (en) 2016-06-21 2020-09-15 Ventec Life Systems, Inc. Cough-assist systems with humidifier bypass
CN106567991A (en) * 2016-08-24 2017-04-19 林德艾润（西安）生命科学有限公司 Automatic portable oxygen tank filling production line
CN114504714A (en) 2018-05-13 2022-05-17 万泰生命系统公司 Portable medical ventilator system using portable oxygen concentrator
USD854691S1 (en) * 2018-05-22 2019-07-23 Ngk Spark Plug Co., Ltd. Medical oxygen concentrator
US10946161B2 (en) 2018-12-05 2021-03-16 Aires Medical LLC Pulsed pressure swing adsorption system and method
WO2020247312A1 (en) * 2019-06-05 2020-12-10 Aventics Corporation Product manifolds for use with portable oxygen concentrators and portable oxygen concentrators including such product manifolds
WO2021105885A1 (en) * 2019-11-27 2021-06-03 ResMed Asia Pte. Ltd. Oxygen tank with improved oxygen storage
WO2021177893A1 (en) * 2020-03-05 2021-09-10 ResMed Asia Pte Ltd Oxygen concentrator with removable sieve bed canister assembly
US11565072B2 (en) 2020-03-25 2023-01-31 Jeffrey L. James Assisted walking device and method of use
CN111939405B (en) * 2020-08-13 2023-02-21 安徽康居人健康科技有限公司 Breathing and oxygen production all-in-one machine convenient to disassemble
US11542857B1 (en) 2021-07-16 2023-01-03 Saudi Arabian Oil Company Scavenged pre-chamber using oxygen generated by a molecular sieve process

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4802899A (en) * 1987-09-21 1989-02-07 Airsep Corporation Pressure swing adsorption apparatus
US5871564A (en) * 1997-06-16 1999-02-16 Airsep Corp Pressure swing adsorption apparatus

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2828726A (en) * 1956-11-19 1958-04-01 Gen Motors Corp Carburetor mounting device
US3717974A (en) * 1968-12-30 1973-02-27 Union Carbide Corp Selective adsorption process for air separation
US3564816A (en) 1968-12-30 1971-02-23 Union Carbide Corp Selective adsorption process
US3636679A (en) 1971-01-04 1972-01-25 Union Carbide Corp Selective adsorption gas separation process
US4496376A (en) * 1978-01-26 1985-01-29 Litton Systems, Inc. Variable area molecular sieve container having a thermal control system
US4302224A (en) * 1979-10-12 1981-11-24 Greene & Kellogg, Inc. Compact oxygen concentrator
US4648888A (en) 1982-07-09 1987-03-10 Hudson Oxygen Therapy Sales Co. Oxygen concentrator
US4491459A (en) 1983-05-04 1985-01-01 Pinkerton Charles J Portable oxygen enrichment and concentration system
US4512781A (en) * 1983-11-14 1985-04-23 Pittsburgh Brass Manufacturing Company Shuttle valves and system for fluid control
US4826510A (en) * 1988-01-13 1989-05-02 The John Bunn Company Portable low profile DC oxygen concentrator
US4925464A (en) * 1988-11-17 1990-05-15 Ryder International Corporation Fluid flow switching valve assembly and system
WO1993016786A1 (en) * 1989-11-20 1993-09-02 Hill Charles C Improved fluid fractionator
US4971609A (en) 1990-02-05 1990-11-20 Pawlos Robert A Portable oxygen concentrator
US5114441A (en) * 1990-11-02 1992-05-19 Ryder International Corporation Oxygen concentrator system and valve structure
EP0627953B1 (en) 1992-02-28 1998-12-16 Technologies Inc. Sequal fluid fractionator
US5340381A (en) * 1993-05-17 1994-08-23 Vorih Marc L Operating system for dual-sieve oxygen concentrators
US5549736A (en) * 1994-01-19 1996-08-27 Litton Systems, Inc. Modular, stackable pressure swing absorption concentrator
US5531807A (en) 1994-11-30 1996-07-02 Airsep Corporation Apparatus and method for supplying oxygen to passengers on board aircraft
JP3309197B2 (en) * 1995-03-02 2002-07-29 住友精化株式会社 Recovery method of concentrated oxygen
US5871654A (en) * 1995-03-30 1999-02-16 Ag Technology Co., Ltd. Method for producing a glass substrate for a magnetic disk
JP3288903B2 (en) 1995-07-13 2002-06-04 帝人株式会社 Respiratory synchronization oxygen supply device
ID19678A (en) * 1996-09-27 1998-07-30 Boc Group Inc GAS SEPARATION PROCESS AND TOOLS
GB2318150B (en) * 1996-10-09 2000-02-16 Brian Walker Adsorption gas dryer two stage silencers with integral bypass
US5827358A (en) * 1996-11-08 1998-10-27 Impact Mst, Incorporation Rapid cycle pressure swing adsorption oxygen concentration method and apparatus
US5858062A (en) 1997-02-10 1999-01-12 Litton Systems, Inc. Oxygen concentrator
US6427690B1 (en) * 1998-10-21 2002-08-06 Airsep Corporation Combined oxygen regulator and conservation device
FR2809329B1 (en) 2000-05-25 2002-08-16 Air Liquide PORTABLE OXYGEN CONCENTRATOR
US6524370B2 (en) 2000-07-28 2003-02-25 The Boc Group, Inc. Oxygen production
US6478850B2 (en) * 2000-08-02 2002-11-12 Wearair Oxygen Inc. Miniaturized wearable oxygen concentrator
DE60115458T2 (en) 2000-08-02 2006-08-17 Wearair Oxygen Inc., Kelowna MINIATURIZED PORTABLE OXYGEN CONCENTRATOR
US6691702B2 (en) 2000-08-03 2004-02-17 Sequal Technologies, Inc. Portable oxygen concentration system and method of using the same
US6651658B1 (en) 2000-08-03 2003-11-25 Sequal Technologies, Inc. Portable oxygen concentration system and method of using the same
JP2002241110A (en) 2001-02-14 2002-08-28 Fukuda Denshi Co Ltd Oxygen concentrator, supplied oxygen amount controller for oxygen concentrator and method therefor
US6764534B2 (en) * 2002-01-31 2004-07-20 Airsep Corporation Portable oxygen concentrator
DE60312837T2 (en) * 2002-04-24 2007-12-06 Airsep Corp. OXYGEN CONCENTRATOR WITH REDUCED NOISE LEVEL
GB0215649D0 (en) * 2002-07-05 2002-08-14 Walker Filtration Ltd Adsorption gas dryer
US6918953B2 (en) * 2003-07-09 2005-07-19 H2Gen Innovations, Inc. Modular pressure swing adsorption process and apparatus
US7273051B2 (en) * 2004-01-22 2007-09-25 Air Products And Chemicals, Inc. Dual mode medical oxygen concentrator
US7771511B2 (en) * 2006-08-28 2010-08-10 Ric Investments, Llc Oxygen concentration system and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4802899A (en) * 1987-09-21 1989-02-07 Airsep Corporation Pressure swing adsorption apparatus
US5871564A (en) * 1997-06-16 1999-02-16 Airsep Corp Pressure swing adsorption apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1812141A4 *

Also Published As

Publication number Publication date
EP1812141A2 (en) 2007-08-01
ES2400299T3 (en) 2013-04-08
JP2012050828A (en) 2012-03-15
EP1812141B1 (en) 2012-12-19
JP5451706B2 (en) 2014-03-26
US8016925B2 (en) 2011-09-13
JP4898689B2 (en) 2012-03-21
JP2008515593A (en) 2008-05-15
EP2537573A1 (en) 2012-12-26
WO2006044172A2 (en) 2006-04-27
US20060117957A1 (en) 2006-06-08
EP1812141A4 (en) 2009-12-30

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