GB572473A - Improvements in air filters - Google Patents

Improvements in air filters

Info

Publication number
GB572473A
GB572473A GB1181541A GB1181541A GB572473A GB 572473 A GB572473 A GB 572473A GB 1181541 A GB1181541 A GB 1181541A GB 1181541 A GB1181541 A GB 1181541A GB 572473 A GB572473 A GB 572473A
Authority
GB
United Kingdom
Prior art keywords
air filters
spaces
air
open
strips
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1181541A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHEMA Manufacturing Co Ltd
Original Assignee
CHEMA Manufacturing Co 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 CHEMA Manufacturing Co Ltd filed Critical CHEMA Manufacturing Co Ltd
Priority to GB1181541A priority Critical patent/GB572473A/en
Publication of GB572473A publication Critical patent/GB572473A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • 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
    • B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

A strip or strips of paper &c. is or are wound spirally to form with blocking means (1) air spaces open for inlet at one end, (2) spaces containing activated charcoal through which the air passes to (3) outlet spaces open at the other end. The apparatus may be used in gas masks.
GB1181541A 1941-09-15 1941-09-15 Improvements in air filters Expired GB572473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1181541A GB572473A (en) 1941-09-15 1941-09-15 Improvements in air filters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1181541A GB572473A (en) 1941-09-15 1941-09-15 Improvements in air filters

Publications (1)

Publication Number Publication Date
GB572473A true GB572473A (en) 1945-10-10

Family

ID=9993193

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1181541A Expired GB572473A (en) 1941-09-15 1941-09-15 Improvements in air filters

Country Status (1)

Country Link
GB (1) GB572473A (en)

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