HK1144916A1 - 氧濃縮器 - Google Patents

氧濃縮器

Info

Publication number
HK1144916A1
HK1144916A1 HK10111336.8A HK10111336A HK1144916A1 HK 1144916 A1 HK1144916 A1 HK 1144916A1 HK 10111336 A HK10111336 A HK 10111336A HK 1144916 A1 HK1144916 A1 HK 1144916A1
Authority
HK
Hong Kong
Prior art keywords
oxygen concentrator
concentrator
oxygen
Prior art date
Application number
HK10111336.8A
Other languages
English (en)
Inventor
Akihiro Maeda
Makoto Ando
Original Assignee
Teijin Pharma Ltd
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 Teijin Pharma Ltd filed Critical Teijin Pharma Ltd
Publication of HK1144916A1 publication Critical patent/HK1144916A1/zh

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
    • B01D53/047—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
    • B01D53/053—Pressure swing adsorption with storage or buffer vessel
    • 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
    • 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
    • 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
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
    • 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
    • A61M2016/102—Measuring a parameter of the content of the delivered gas
    • A61M2016/1025—Measuring a parameter of the content of the delivered gas the O2 concentration
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3368—Temperature
    • 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
    • B01D2259/40003—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
    • B01D2259/40007—Controlling pressure or temperature swing adsorption
    • B01D2259/40009—Controlling pressure or temperature swing adsorption using sensors or gas analysers
    • 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
    • B01D2259/402—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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Emergency Medicine (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
HK10111336.8A 2007-11-15 2010-12-06 氧濃縮器 HK1144916A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007296494 2007-11-15
JP2008083349 2008-03-27
PCT/JP2008/070670 WO2009063938A1 (ja) 2007-11-15 2008-11-13 酸素濃縮装置

Publications (1)

Publication Number Publication Date
HK1144916A1 true HK1144916A1 (zh) 2011-03-18

Family

ID=40638785

Family Applications (4)

Application Number Title Priority Date Filing Date
HK10111196.7A HK1144671A1 (zh) 2007-11-15 2010-12-01 氧濃縮裝置
HK10111336.8A HK1144916A1 (zh) 2007-11-15 2010-12-06 氧濃縮器
HK13101515.9A HK1174289A1 (zh) 2007-11-15 2013-02-04 氧氣濃縮器
HK13113361.9A HK1185825A1 (zh) 2007-11-15 2013-11-29 氧濃縮裝置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK10111196.7A HK1144671A1 (zh) 2007-11-15 2010-12-01 氧濃縮裝置

Family Applications After (2)

Application Number Title Priority Date Filing Date
HK13101515.9A HK1174289A1 (zh) 2007-11-15 2013-02-04 氧氣濃縮器
HK13113361.9A HK1185825A1 (zh) 2007-11-15 2013-11-29 氧濃縮裝置

Country Status (12)

Country Link
US (1) US8377180B2 (zh)
EP (2) EP2500055B1 (zh)
JP (1) JP5178736B2 (zh)
KR (1) KR101458395B1 (zh)
CN (2) CN103349807B (zh)
AU (1) AU2008321808B2 (zh)
CA (1) CA2704534C (zh)
ES (2) ES2453483T3 (zh)
HK (4) HK1144671A1 (zh)
SG (1) SG174818A1 (zh)
TW (1) TWI455753B (zh)
WO (1) WO2009063938A1 (zh)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8668767B2 (en) 2007-04-20 2014-03-11 Invacare Corporation Product gas concentrator and method associated therewith
US9120050B2 (en) 2008-04-21 2015-09-01 Invacare Corporation Product gas concentrator utilizing vacuum swing adsorption and method associated therewith
FR2946546B1 (fr) * 2009-06-15 2012-06-08 Air Liquide Procede de regulation de la purete d'oxygene produit par une unite d'adsorption par controle du debit
JP5404203B2 (ja) * 2009-06-18 2014-01-29 株式会社医器研 酸素濃縮装置
CN102665812B (zh) 2009-11-02 2015-07-29 帝人制药株式会社 氧浓缩装置
JP5730545B2 (ja) * 2010-11-18 2015-06-10 株式会社医器研 過熱検知ユニットおよび酸素濃縮装置
JP2012200387A (ja) * 2011-03-25 2012-10-22 Fujikura Rubber Ltd 酸素濃縮装置用酸素タンクユニット
US8758480B2 (en) * 2011-09-09 2014-06-24 Torosoleil, Llc Dynamic and continuous control for pressure swing adsorption
CN103058143A (zh) * 2011-10-18 2013-04-24 吴华洪 一种可控制制氧浓度的制氧机
NZ631712A (en) 2012-03-09 2016-08-26 Invacare Corp System and method for concentrating gas by adsorption
US9266053B2 (en) 2012-06-18 2016-02-23 Invacare Corporation System and method for concentrating gas
US9067174B2 (en) * 2012-03-09 2015-06-30 Invacare Corporation System and method for concentrating gas
ES2647283T3 (es) * 2012-03-27 2017-12-20 Teijin Pharma Limited Amortiguador de sonido y dispositivo de concentración de oxígeno que comprende el mismo
GB2567075B (en) 2012-04-05 2019-08-21 Fisher & Paykel Healthcare Ltd Respiratory assistance apparatus
RU2639908C2 (ru) * 2012-07-25 2017-12-25 Конинклейке Филипс Н.В. Устройство для сепарации кислорода для адсорбционной системы с реверсированием давления
TWI590847B (zh) * 2012-09-20 2017-07-11 Teijin Pharma Ltd Oxygen concentration device
WO2014125446A2 (en) * 2013-02-15 2014-08-21 Koninklijke Philips N.V. Oxygen separator and method of generating oxygen
PL2801392T3 (pl) * 2013-05-06 2016-12-30 Sposób zobojętniania oraz urządzenie do redukcji tlenu
CN103216857A (zh) * 2013-05-07 2013-07-24 宋景涛 一种燃气炉
CN104460720B (zh) * 2013-09-12 2017-05-31 湖南华望熏蒸消毒有限公司 一种氮气气调控制方法及系统
US10232303B2 (en) * 2013-12-20 2019-03-19 Koninklijke Philips N.V. Sensor system and oxygen separator comprising a sensor system
JP6252941B2 (ja) * 2014-01-24 2017-12-27 Smc株式会社 酸素濃縮器
JP6260776B2 (ja) * 2014-02-14 2018-01-17 Smc株式会社 酸素濃縮器
JP2017517319A (ja) 2014-05-27 2017-06-29 フィッシャー アンド ペイケル ヘルスケア リミテッド 医療機器のためのガスの混合および測定
CN104644363A (zh) * 2015-02-04 2015-05-27 高淑珍 内科护理医用组合装置
US11247015B2 (en) 2015-03-24 2022-02-15 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10315002B2 (en) 2015-03-24 2019-06-11 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
AU2016316947B2 (en) * 2015-08-31 2021-04-01 Vapotherm, Inc. High flow therapy with built-in oxygen concentrator
CN114796783A (zh) 2015-12-02 2022-07-29 费雪派克医疗保健有限公司 流量治疗设备的流动路径感测
US10773049B2 (en) 2016-06-21 2020-09-15 Ventec Life Systems, Inc. Cough-assist systems with humidifier bypass
CN106345032A (zh) * 2016-08-24 2017-01-25 崔家栋 哮喘药剂沸水湿化呼吸装置
CN106215299B (zh) * 2016-09-22 2019-04-02 深圳市润普科技有限公司 随吸供氧制氧机
CN112218674A (zh) 2018-05-13 2021-01-12 萨米尔·萨利赫·艾哈迈德 使用便携式氧气浓缩器的便携式医用呼吸机系统
KR102572397B1 (ko) * 2018-10-25 2023-08-29 데이진 화-마 가부시키가이샤 일산화질소 투여 장치
KR102658091B1 (ko) * 2018-11-15 2024-04-16 데이진 화-마 가부시키가이샤 산소 농축 장치, 제어 방법 및 제어 프로그램
CN113195024B (zh) * 2018-12-29 2024-04-05 青岛精安医疗科技有限责任公司 一种制氧系统和方法
CN114728232A (zh) * 2019-11-27 2022-07-08 瑞思迈亚洲私人有限公司 具有改进的氧气存储的氧气箱
CN111659228B (zh) * 2020-06-30 2022-05-06 佛山市美客医疗科技有限公司 一种变压吸附氧气设备的工作方法
CN112516749B (zh) * 2020-06-30 2022-07-05 上海海尔医疗科技有限公司 一种变压吸附氧气设备
JP7430024B2 (ja) 2020-07-16 2024-02-09 ベンテック ライフ システムズ， インコーポレイテッド ガスを濃縮するためのシステムおよび方法
EP4181993A4 (en) 2020-07-16 2024-08-07 Ventec Life Systems Inc SYSTEM AND METHOD FOR CONCENTRATION OF GAS
JP2023061200A (ja) * 2021-10-19 2023-05-01 大陽日酸株式会社 圧力変動吸着装置及び圧力変動吸着装置の運転方法
CN113860262B (zh) * 2021-11-02 2023-03-31 深圳三爱健康科技有限公司 基于盈余容量的制氧机调制方法、制氧机及远程调制系统
US20230364374A1 (en) * 2022-05-13 2023-11-16 Telesair, Inc. Oxygen Supply Device With FiO2 Control
CN117717681B (zh) * 2023-09-22 2024-05-17 南京沪家医疗科技有限公司 一种具有自动加温加湿功能的家用呼吸机及其控制方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2923325A1 (de) * 1979-06-08 1980-12-11 Linde Ag Zyklisches adsorptionsverfahren zum zerlegen eines gasgemisches
US4472177A (en) * 1982-09-09 1984-09-18 Air Products And Chemicals, Inc. Control system and method for air fractionation by vacuum swing adsorption
US5247826B1 (en) 1992-11-12 1995-07-18 Devilbiss Health Care Inc Gas concentration and/or flow sensor
EP0760247A3 (en) 1995-08-30 1997-04-23 Devilbiss Health Care Inc Oxygen concentration system monitoring system
JP3345634B2 (ja) * 1996-03-16 2002-11-18 矢崎総業株式会社 Ｐｓａ式ガス濃縮装置の酸素濃度検出器
US5746806A (en) 1996-08-15 1998-05-05 Nellcor Puritan Bennett Incorporated Apparatus and method for controlling output of an oxygen concentrator
JPH11347127A (ja) * 1998-06-08 1999-12-21 Teijin Ltd 医療用酸素供給装置
JP2001259341A (ja) * 2000-03-16 2001-09-25 Marutaka Co Ltd 酸素濃縮器
CA2403862C (en) * 2001-01-22 2010-06-29 Teijin Limited Ultrasonic apparatus and method for measuring the concentration and flow rate of gas
JP2002253675A (ja) 2001-02-28 2002-09-10 Teijin Ltd 医療用酸素濃縮装置
AU2002363201B2 (en) * 2001-10-30 2007-03-22 Teijin Limited Oxygen enriching device
JP4598357B2 (ja) * 2002-12-17 2010-12-15 帝人株式会社 酸素供給装置
CN1697682A (zh) * 2003-04-09 2005-11-16 株式会社Jej 气体浓缩器
KR101118944B1 (ko) * 2003-08-26 2012-04-13 데이진 화-마 가부시키가이샤 산소 농축 장치
JP4358724B2 (ja) 2004-11-24 2009-11-04 日本特殊陶業株式会社 酸素濃縮器
JP4430583B2 (ja) * 2005-06-02 2010-03-10 テルモ株式会社 酸素濃縮装置
JP5065581B2 (ja) * 2005-06-23 2012-11-07 帝人ファーマ株式会社 圧力スイング吸着式酸素濃縮器

Also Published As

Publication number Publication date
US20100242734A1 (en) 2010-09-30
ES2453483T3 (es) 2014-04-07
WO2009063938A1 (ja) 2009-05-22
EP2210640B1 (en) 2015-08-05
CN101861182B (zh) 2014-07-23
KR101458395B1 (ko) 2014-11-07
ES2551078T3 (es) 2015-11-16
AU2008321808B2 (en) 2014-01-23
CA2704534C (en) 2014-02-25
KR20100093043A (ko) 2010-08-24
HK1174289A1 (zh) 2013-06-07
CN103349807B (zh) 2016-01-06
SG174818A1 (en) 2011-10-28
JPWO2009063938A1 (ja) 2011-03-31
CN101861182A (zh) 2010-10-13
EP2210640A1 (en) 2010-07-28
AU2008321808A1 (en) 2009-05-22
JP5178736B2 (ja) 2013-04-10
CN103349807A (zh) 2013-10-16
EP2500055A1 (en) 2012-09-19
EP2210640A4 (en) 2011-12-14
HK1144671A1 (zh) 2011-03-04
HK1185825A1 (zh) 2014-02-28
TW200930446A (en) 2009-07-16
US8377180B2 (en) 2013-02-19
CA2704534A1 (en) 2009-05-22
EP2500055B1 (en) 2013-12-25
TWI455753B (zh) 2014-10-11

Similar Documents

Publication Publication Date Title
HK1223868A1 (zh) 氧濃縮裝置
HK1185825A1 (zh) 氧濃縮裝置
HK1131077A1 (en) Oxygen concentrator
EP2007502A4 (en) PORTABLE OXYGEN CONCENTRATOR
AP2619A (en) Scavenging oxygen
GB0720484D0 (en) Cells
AU330142S (en) Humidifier
EP2255134A4 (en) HUMIDIFIER
EP2364420A4 (en) HUMIDIFY
EP2364419A4 (en) HUMIDIFIER
EP2298440A4 (en) OXYGEN ABSORBER
EP2154528A4 (en) HYDROGEN SENSOR
EP2309553A4 (en) INTERCONNECTOR
EP2389546A4 (en) HUMIDIFIERS
GB0704107D0 (en) Oxygen removal
GB0724579D0 (en) Waterwheel
EP2114558A4 (en) MIXER-DISTRIBUTOR OF OXYGEN AND HYDROGEN
ZA201104435B (en) Solar geyers
GB0711529D0 (en) Oxygen plant
ZA200905326B (en) Scavenging Oxygen
GB0717242D0 (en) Cell purification
GB0806180D0 (en) Improved structure
HU0700078V0 (en) Crypt cell
GB0700936D0 (en) Cells
GB0810505D0 (en) M cell

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20191110