FR862685A - Device for renewing the air in shelters, hospitals, schools, etc. - Google Patents

Device for renewing the air in shelters, hospitals, schools, etc.

Info

Publication number
FR862685A
FR862685A FR862685DA FR862685A FR 862685 A FR862685 A FR 862685A FR 862685D A FR862685D A FR 862685DA FR 862685 A FR862685 A FR 862685A
Authority
FR
France
Prior art keywords
renewing
shelters
schools
hospitals
air
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
Le Blay Paul-Ange-Marie
Le Blay Gaston
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 FR862685A publication Critical patent/FR862685A/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
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR862685D 1939-09-05 1939-09-05 Device for renewing the air in shelters, hospitals, schools, etc. Expired FR862685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR862685T 1939-09-05

Publications (1)

Publication Number Publication Date
FR862685A true FR862685A (en) 1941-03-12

Family

ID=9342941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862685D Expired FR862685A (en) 1939-09-05 1939-09-05 Device for renewing the air in shelters, hospitals, schools, etc.

Country Status (1)

Country Link
FR (1) FR862685A (en)

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