NL194750B - Filters for exchanging heat and moisture. - Google Patents

Filters for exchanging heat and moisture.

Info

Publication number
NL194750B
NL194750B NL9301022A NL9301022A NL194750B NL 194750 B NL194750 B NL 194750B NL 9301022 A NL9301022 A NL 9301022A NL 9301022 A NL9301022 A NL 9301022A NL 194750 B NL194750 B NL 194750B
Authority
NL
Netherlands
Prior art keywords
filters
moisture
exchanging heat
exchanging
heat
Prior art date
Application number
NL9301022A
Other languages
Dutch (nl)
Other versions
NL194750C (en
NL9301022A (en
Inventor
Graham Desmond Lowe
Keith Stuart Morris
Roger Edward Page
Richard Guy Gutman
Original Assignee
Pall Corp
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 Pall Corp filed Critical Pall Corp
Publication of NL9301022A publication Critical patent/NL9301022A/en
Publication of NL194750B publication Critical patent/NL194750B/en
Application granted granted Critical
Publication of NL194750C publication Critical patent/NL194750C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • 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
    • A61M16/1045—Devices for humidifying or heating the inspired gas by using recovered moisture or heat from the expired gas
    • 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
    • A61M16/1055—Filters bacterial
    • 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
    • A61M16/1065—Filters in a path in the expiratory 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
    • A61M16/10—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
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2068—Other inorganic materials, e.g. ceramics
    • B01D39/2082—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous
    • B01D39/2089—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous otherwise bonded, e.g. by resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/003—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid
    • B01D46/0031—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid with collecting, draining means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/16—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces arranged on non-filtering conveyors or supports
    • 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
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0833—T- or Y-type connectors, e.g. Y-piece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/18—Testing of filters, filter elements, sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers
NL9301022A 1992-06-11 1993-06-11 Filters for exchanging heat and moisture. NL194750C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929212399A GB9212399D0 (en) 1992-06-11 1992-06-11 Heat and moisture exchanging filters
GB9212399 1992-06-11

Publications (3)

Publication Number Publication Date
NL9301022A NL9301022A (en) 1994-01-03
NL194750B true NL194750B (en) 2002-10-01
NL194750C NL194750C (en) 2003-02-04

Family

ID=10716927

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9301022A NL194750C (en) 1992-06-11 1993-06-11 Filters for exchanging heat and moisture.

Country Status (16)

Country Link
JP (1) JPH0663141A (en)
AT (1) AT403657B (en)
AU (1) AU667538B2 (en)
CA (1) CA2098132C (en)
CH (1) CH687297A5 (en)
DE (1) DE4319458B4 (en)
DK (1) DK174117B1 (en)
ES (1) ES2074002B1 (en)
FI (1) FI110236B (en)
FR (2) FR2692153A1 (en)
GB (2) GB9212399D0 (en)
GR (1) GR930100236A (en)
IT (1) IT1260845B (en)
NL (1) NL194750C (en)
NO (1) NO302861B1 (en)
SE (1) SE510976C3 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1009575A3 (en) * 1995-08-28 1997-05-06 Anthony Jean M UNIT TO HEAT AND MOISTURE LOSS TO BEAR IN A DEVICE THAT AIR TO PATIENTS administers or refund.
US5575279A (en) * 1996-01-02 1996-11-19 Emergency Filtration Products, Inc. Dual-filtered rotary isolation valve for resusciation
GB9704241D0 (en) * 1997-02-28 1997-04-16 Smiths Industries Plc Gas-treatment devices
WO1999003525A1 (en) 1997-07-16 1999-01-28 Pall Corporation Breathing filter
FR2770137B1 (en) 1997-10-27 2000-01-28 Georges Boussignac RESPIRATORY ASSISTANCE DEVICE
NL1007699C2 (en) 1997-12-04 1999-06-09 Medisize Bv Ventilation system.
DE19903732B4 (en) 1999-01-30 2007-12-13 Gottlieb Weinmann - Geräte für Medizin und Arbeitsschutz - GmbH + Co KG Apparatus for ventilation and method for processing a respiratory gas
EP1068889A1 (en) 1999-07-16 2001-01-17 3M Innovative Properties Company High efficiency medical breathing system filter based on a filtration medium of a nonwoven web of thermoplastic resin fibers
DE19950717B4 (en) * 1999-10-21 2004-06-24 DRäGER AEROSPACE GMBH oxygen mask
EP2110168A1 (en) * 2000-12-01 2009-10-21 Millipore Corporation Barrier filter with hydrophilic and hydrophobic membrane parts
KR100436438B1 (en) * 2001-11-06 2004-06-16 김유복 A manufacturing method of embossing mulching vinyl containg charcoal
DE10238683A1 (en) * 2002-08-19 2004-03-11 Rist, Max, Dr. Device for influencing gas flows
US8567391B2 (en) 2006-10-10 2013-10-29 Furrex Co., Ltd. Heat and moisture exchanger, heat and moisture exchanging device, and mask
WO2008044792A1 (en) * 2006-10-10 2008-04-17 Furrex Co., Ltd. Heat and moisture exchanger for patient breathing
US8079574B2 (en) 2007-05-16 2011-12-20 ZenPure Corp. Membrane based contactor module for mass and heat transfer
US8236081B2 (en) 2007-07-17 2012-08-07 Teleflex Medical Incorporated Permeable membrane water dissipation device
US8252081B2 (en) 2007-07-17 2012-08-28 Teleflex Medical Incorporated Water dissipation device and method
US8105410B2 (en) * 2007-07-17 2012-01-31 Teleflex Medical Incorporated Water dissipation device with capillary action
DE102008049177B3 (en) * 2008-09-26 2010-02-04 Dräger Medical AG & Co. KG Device for controlling respiratory gas flow of patient, has breathing gas block with breathing gas supply duct channel and breathing gas outlet channel, cover and insert element
GB0919903D0 (en) * 2009-11-13 2009-12-30 Cambridge Design Res Llp Ventilator gas humidification device
EP2647401A1 (en) * 2012-04-04 2013-10-09 Covidien AG A filter of absorbing, retaining and releasing heat and/or moisture of exhaled and inhaled gas and method of forming such a filter
BR112014026771B1 (en) 2012-04-27 2022-03-15 Fisher & Paykel Healthcare Limited Humidifier for respiratory humidification system
GB2514477A (en) 2013-04-04 2014-11-26 Forderung Von Medizin Bio Und Umwelttechnologien E V Fachsektion Dresden Ges A particle filtering material
CN105764560B (en) 2013-09-13 2018-04-06 费雪派克医疗保健有限公司 Connection for humidification system
WO2015119515A1 (en) 2014-02-07 2015-08-13 Fisher & Paykel Healthcare Limited Respiratory humidification system
JP6777547B2 (en) 2014-06-03 2020-10-28 フィッシャー アンド ペイケル ヘルスケア リミテッド Flow mixer for respiratory therapy system
US20170189727A1 (en) * 2014-06-04 2017-07-06 Free Air, Inc. Systems and methods for removing ultra-fine particles from air
EP4063811A1 (en) 2016-12-07 2022-09-28 Fisher & Paykel Healthcare Limited Seal/cover for use with a sensing arrangement of a medical device
WO2021176291A1 (en) * 2020-03-06 2021-09-10 3M Innovative Properties Company Counterflow energy recovery ventilator core comprising seamless pleated support media
US10870076B1 (en) 2020-06-05 2020-12-22 Celios Corporation Air filtration system, air filtration device, and air filtration module for use therewith
US10926209B1 (en) 2020-06-05 2021-02-23 Celios Corporation Air filtration system, air filtration device, and air filtration module for use therewith
CN115769057A (en) * 2020-07-02 2023-03-07 菲利普莫里斯生产公司 Test chamber apparatus for evaluating filter media

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261247A (en) * 1960-03-25 1961-05-19 Saint Gobain Non-combustible filter material, especially for gas filtration
GB933852A (en) * 1961-07-10 1963-08-14 Fram Corp Separator for immiscible fluids
JPS4936904A (en) * 1972-08-15 1974-04-05
GB1485128A (en) * 1974-12-17 1977-09-08 Marshall D Bonded two-stage high efficiency filter
JPS523911Y2 (en) * 1975-03-20 1977-01-27
DE2851564A1 (en) * 1978-11-29 1980-06-04 Siemens Ag DEVICE FOR HEATING AND HUMIDIFYING A VENTILATION GAS
US4360018A (en) * 1979-12-20 1982-11-23 American Hospital Supply Corporation Anesthesia system and method of filtering respiratory gas
US4344999A (en) * 1980-04-22 1982-08-17 W. L. Gore & Associates, Inc. Breathable laminate
US4459139A (en) * 1981-09-14 1984-07-10 Gelman Sciences Inc. Disposable filter device and liquid aspirating system incorporating same
JPS6068093A (en) * 1983-09-21 1985-04-18 Mitsubishi Rayon Co Ltd Water treating system
SU1342514A1 (en) * 1984-11-26 1987-10-07 Всесоюзный научно-исследовательский институт горноспасательного дела Moisture-heat-exchanger of respiratory system based on chemically bound oxygen
EP0246917B1 (en) * 1986-05-23 1992-07-22 W.L. Gore & Associates, Inc. High performance gas filter
AU7943387A (en) * 1986-10-16 1988-04-21 Intertech Resources Inc. Heat and moisture exchanger for respiratory gases
US5022394A (en) * 1988-10-11 1991-06-11 Homecare Of Dearborn Heat and moisture exchanger device for tracheostomy patients
DD278501A1 (en) * 1988-12-27 1990-05-09 Medizin Labortechnik Veb K DEVICE FOR ATTACHING AND HUMIDIFYING VENTILATION GASES
GB8916361D0 (en) * 1989-07-18 1989-09-06 Smiths Industries Plc Filters
DE3942813A1 (en) * 1989-12-23 1991-06-27 Akzo Gmbh LAMINATE

Also Published As

Publication number Publication date
GB9212399D0 (en) 1992-07-22
FR2749173B1 (en) 1998-11-06
SE9301970L (en) 1993-12-12
NO932126L (en) 1993-12-13
GB2267661B (en) 1995-10-18
NL194750C (en) 2003-02-04
ATA112593A (en) 1997-09-15
DE4319458A1 (en) 1993-12-16
JPH0663141A (en) 1994-03-08
FI932661A (en) 1993-12-12
FR2692153A1 (en) 1993-12-17
NO932126D0 (en) 1993-06-10
DK70193D0 (en) 1993-06-11
GB9311889D0 (en) 1993-07-28
NL9301022A (en) 1994-01-03
ES2074002B1 (en) 1998-07-01
CA2098132A1 (en) 1993-12-12
FI932661A0 (en) 1993-06-10
GR930100236A (en) 1994-02-28
SE510976C2 (en) 1999-07-19
SE9301970D0 (en) 1993-06-09
ITTO930424A0 (en) 1993-06-10
ITTO930424A1 (en) 1994-12-10
DE4319458B4 (en) 2005-06-09
ES2074002R (en) 1997-12-16
NO302861B1 (en) 1998-05-04
SE510976C3 (en) 1999-08-30
IT1260845B (en) 1996-04-23
DK70193A (en) 1993-12-12
FI110236B (en) 2002-12-31
GB2267661A (en) 1993-12-15
AT403657B (en) 1998-04-27
FR2749173A1 (en) 1997-12-05
CH687297A5 (en) 1996-11-15
ES2074002A2 (en) 1995-08-16
DK174117B1 (en) 2002-07-01
AU4018493A (en) 1993-12-16
AU667538B2 (en) 1996-03-28
CA2098132C (en) 2000-10-17

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

Effective date: 20130611