FR774411A - Improvements made to devices for the production of hot air, in particular using electrical resistances - Google Patents

Improvements made to devices for the production of hot air, in particular using electrical resistances

Info

Publication number
FR774411A
FR774411A FR774411DA FR774411A FR 774411 A FR774411 A FR 774411A FR 774411D A FR774411D A FR 774411DA FR 774411 A FR774411 A FR 774411A
Authority
FR
France
Prior art keywords
production
devices
hot air
improvements made
electrical resistances
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
Herbert Martin
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 FR774411A publication Critical patent/FR774411A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/002—Air heaters using electric energy supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR774411D 1934-06-09 1934-06-09 Improvements made to devices for the production of hot air, in particular using electrical resistances Expired FR774411A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR774411T 1934-06-09

Publications (1)

Publication Number Publication Date
FR774411A true FR774411A (en) 1934-12-06

Family

ID=9199871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774411D Expired FR774411A (en) 1934-06-09 1934-06-09 Improvements made to devices for the production of hot air, in particular using electrical resistances

Country Status (1)

Country Link
FR (1) FR774411A (en)

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