CH546595A - FILTER DEVICE FOR VENTILATION DEVICES AND THE LIKE. - Google Patents

FILTER DEVICE FOR VENTILATION DEVICES AND THE LIKE.

Info

Publication number
CH546595A
CH546595A CH46972A CH546595DA CH546595A CH 546595 A CH546595 A CH 546595A CH 46972 A CH46972 A CH 46972A CH 546595D A CH546595D A CH 546595DA CH 546595 A CH546595 A CH 546595A
Authority
CH
Switzerland
Prior art keywords
filter device
ventilation devices
ventilation
devices
filter
Prior art date
Application number
CH46972A
Other languages
German (de)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of CH546595A publication Critical patent/CH546595A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B19/00—Cartridges with absorbing substances for respiratory apparatus
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
CH46972A 1972-01-13 1972-01-13 FILTER DEVICE FOR VENTILATION DEVICES AND THE LIKE. CH546595A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH46972 1972-01-13

Publications (1)

Publication Number Publication Date
CH546595A true CH546595A (en) 1974-03-15

Family

ID=4187717

Family Applications (1)

Application Number Title Priority Date Filing Date
CH46972A CH546595A (en) 1972-01-13 1972-01-13 FILTER DEVICE FOR VENTILATION DEVICES AND THE LIKE.

Country Status (6)

Country Link
JP (1) JPS4882467A (en)
CH (1) CH546595A (en)
DE (1) DE2301276A1 (en)
FR (1) FR2167530A1 (en)
GB (1) GB1421651A (en)
NL (1) NL7217200A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2189167B (en) * 1986-04-15 1989-11-29 Willpower Compressed Air Syst Gas filter
GB2206295B (en) * 1987-07-03 1991-03-27 Marshall D A G Combined high-efficiency fluid filter and activated carbon filter
GB2620904A (en) * 2022-04-21 2024-01-31 Edwards Ltd Canister

Also Published As

Publication number Publication date
NL7217200A (en) 1973-07-17
GB1421651A (en) 1976-01-21
JPS4882467A (en) 1973-11-05
FR2167530A1 (en) 1973-08-24
DE2301276A1 (en) 1973-07-19

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Legal Events

Date Code Title Description
PL Patent ceased