FR974066A - Warning of the presence of toxic gases and in particular lighting gases accidentally spilling into apartments or other premises - Google Patents

Warning of the presence of toxic gases and in particular lighting gases accidentally spilling into apartments or other premises

Info

Publication number
FR974066A
FR974066A FR974066DA FR974066A FR 974066 A FR974066 A FR 974066A FR 974066D A FR974066D A FR 974066DA FR 974066 A FR974066 A FR 974066A
Authority
FR
France
Prior art keywords
gases
apartments
premises
warning
particular lighting
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
Jean-Alfred Meyer
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 FR974066A publication Critical patent/FR974066A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
    • G01N7/10—Analysing materials by measuring the pressure or volume of a gas or vapour by allowing diffusion of components through a porous wall and measuring a pressure or volume difference

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR974066D 1941-12-02 1941-12-02 Warning of the presence of toxic gases and in particular lighting gases accidentally spilling into apartments or other premises Expired FR974066A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR974066T 1941-12-02

Publications (1)

Publication Number Publication Date
FR974066A true FR974066A (en) 1951-02-19

Family

ID=9517209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974066D Expired FR974066A (en) 1941-12-02 1941-12-02 Warning of the presence of toxic gases and in particular lighting gases accidentally spilling into apartments or other premises

Country Status (1)

Country Link
FR (1) FR974066A (en)

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