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
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741247A true FR741247A (fr) | 1933-02-08 |
Family
ID=1545811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741247D Expired FR741247A (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741247A (fr) |
Cited By (1)
| 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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0
- FR FR741247D patent/FR741247A/fr not_active Expired
Cited By (1)
| 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 |