FR741247A - - Google Patents

Info

Publication number
FR741247A
FR741247A FR741247DA FR741247A FR 741247 A FR741247 A FR 741247A FR 741247D A FR741247D A FR 741247DA FR 741247 A FR741247 A FR 741247A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR741247A publication Critical patent/FR741247A/fr
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
    • F24H3/004—Air heaters using electric energy supply with a closed circuit for a heat transfer liquid

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)
FR741247D Expired FR741247A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
FR741247A true FR741247A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1933-02-08

Family

ID=1545811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR741247D Expired FR741247A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
FR (1) FR741247A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223205A (en) * 1978-05-30 1980-09-16 Sturgis Clifford M Central heating systems furnace having a self-contained electric steam heating unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223205A (en) * 1978-05-30 1980-09-16 Sturgis Clifford M Central heating systems furnace having a self-contained electric steam heating unit

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