GB523240A - Improvements in or relating to gas-protective filters - Google Patents

Improvements in or relating to gas-protective filters

Info

Publication number
GB523240A
GB523240A GB37747/38A GB3774738A GB523240A GB 523240 A GB523240 A GB 523240A GB 37747/38 A GB37747/38 A GB 37747/38A GB 3774738 A GB3774738 A GB 3774738A GB 523240 A GB523240 A GB 523240A
Authority
GB
United Kingdom
Prior art keywords
gas
relating
protective filters
activated carbon
paper strip
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
GB37747/38A
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.)
JAROSLAV JAN PALA
Original Assignee
JAROSLAV JAN PALA
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 JAROSLAV JAN PALA filed Critical JAROSLAV JAN PALA
Publication of GB523240A publication Critical patent/GB523240A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

523,240. Respiratory appliances. PALA, J. J. Dec. 29, 1938, No. 37747. Convention date, Sept. 5. [Class 81 (ii)] [Also in Group XXVIII] In containers for a gas-protective filter contact between the activated carbon and the inner container wall is prevented with a paper strip. In the drawing the paper strip 5 prevents contact between the activated carbon 2 and the container 1.
GB37747/38A 1938-09-05 1938-12-29 Improvements in or relating to gas-protective filters Expired GB523240A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS523240X 1938-09-05

Publications (1)

Publication Number Publication Date
GB523240A true GB523240A (en) 1940-07-09

Family

ID=5453359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37747/38A Expired GB523240A (en) 1938-09-05 1938-12-29 Improvements in or relating to gas-protective filters

Country Status (1)

Country Link
GB (1) GB523240A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751035A (en) * 1950-12-14 1956-06-19 R Schneider Ets Breathing apparatus
DE10304216B3 (en) * 2003-01-30 2004-10-14 Msa Auer Gmbh Respiratory protection filter and process for its manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751035A (en) * 1950-12-14 1956-06-19 R Schneider Ets Breathing apparatus
DE10304216B3 (en) * 2003-01-30 2004-10-14 Msa Auer Gmbh Respiratory protection filter and process for its manufacture

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