FR851665A - Gas filter device that can be neutralized and does not contain absorbent carbon - Google Patents

Gas filter device that can be neutralized and does not contain absorbent carbon

Info

Publication number
FR851665A
FR851665A FR851665DA FR851665A FR 851665 A FR851665 A FR 851665A FR 851665D A FR851665D A FR 851665DA FR 851665 A FR851665 A FR 851665A
Authority
FR
France
Prior art keywords
neutralized
filter device
gas filter
contain absorbent
absorbent carbon
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
Other languages
French (fr)
Inventor
Creuze Pierre Marie Ernest
Coman Marie Magdeleine
Perrin Marcel Charles
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 filed Critical
Application granted granted Critical
Publication of FR851665A publication Critical patent/FR851665A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
FR851665D 1938-09-23 1938-09-23 Gas filter device that can be neutralized and does not contain absorbent carbon Expired FR851665A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR851665T 1938-09-23

Publications (1)

Publication Number Publication Date
FR851665A true FR851665A (en) 1940-01-12

Family

ID=9324692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851665D Expired FR851665A (en) 1938-09-23 1938-09-23 Gas filter device that can be neutralized and does not contain absorbent carbon

Country Status (1)

Country Link
FR (1) FR851665A (en)

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