FR739851A - Air, gas and smoke extractor - Google Patents

Air, gas and smoke extractor

Info

Publication number
FR739851A
FR739851A FR739851DA FR739851A FR 739851 A FR739851 A FR 739851A FR 739851D A FR739851D A FR 739851DA FR 739851 A FR739851 A FR 739851A
Authority
FR
France
Prior art keywords
gas
air
smoke extractor
extractor
smoke
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
Duncan Finlayson Macdonald
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 FR739851A publication Critical patent/FR739851A/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
    • F24F7/02—Roof ventilation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR739851D 1931-07-15 1932-07-09 Air, gas and smoke extractor Expired FR739851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB739851X 1931-07-15

Publications (1)

Publication Number Publication Date
FR739851A true FR739851A (en) 1933-01-18

Family

ID=10495900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR739851D Expired FR739851A (en) 1931-07-15 1932-07-09 Air, gas and smoke extractor

Country Status (1)

Country Link
FR (1) FR739851A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079475A1 (en) * 1981-11-06 1983-05-25 Deutsche Gesellschaft für Wiederaufarbeitung von Kernbrennstoffen mbH Concrete protection container for the storage of fuel-element receptacles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079475A1 (en) * 1981-11-06 1983-05-25 Deutsche Gesellschaft für Wiederaufarbeitung von Kernbrennstoffen mbH Concrete protection container for the storage of fuel-element receptacles

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