LU74755A1 - - Google Patents
Info
- Publication number
- LU74755A1 LU74755A1 LU74755A LU74755A LU74755A1 LU 74755 A1 LU74755 A1 LU 74755A1 LU 74755 A LU74755 A LU 74755A LU 74755 A LU74755 A LU 74755A LU 74755 A1 LU74755 A1 LU 74755A1
- Authority
- LU
- Luxembourg
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
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D5/00—Hot-air central heating systems; Exhaust gas central heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D5/00—Hot-air central heating systems; Exhaust gas central heating systems
- F24D5/02—Hot-air central heating systems; Exhaust gas central heating systems operating with discharge of hot air into the space or area to be heated
- F24D5/04—Hot-air central heating systems; Exhaust gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air or the air-heater
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Central Heating Systems (AREA)
- Ventilation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7504433A NL7504433A (nl) | 1975-04-14 | 1975-04-14 | Luchtbehandeling voor woonhuizen etc. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU74755A1 true LU74755A1 (fr) | 1976-11-11 |
Family
ID=19823574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU74755A LU74755A1 (fr) | 1975-04-14 | 1976-04-13 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE840648A (fr) |
| DE (1) | DE2615888A1 (fr) |
| DK (1) | DK170576A (fr) |
| FI (1) | FI761003A (fr) |
| LU (1) | LU74755A1 (fr) |
| NL (1) | NL7504433A (fr) |
| NO (1) | NO761255L (fr) |
-
1975
- 1975-04-14 NL NL7504433A patent/NL7504433A/xx not_active Application Discontinuation
-
1976
- 1976-04-10 DE DE19762615888 patent/DE2615888A1/de active Pending
- 1976-04-12 NO NO761255A patent/NO761255L/no unknown
- 1976-04-12 BE BE166071A patent/BE840648A/xx unknown
- 1976-04-13 LU LU74755A patent/LU74755A1/xx unknown
- 1976-04-13 FI FI761003A patent/FI761003A/fi not_active Application Discontinuation
- 1976-04-13 DK DK170576A patent/DK170576A/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE840648A (nl) | 1976-08-02 |
| NO761255L (fr) | 1976-10-15 |
| DK170576A (da) | 1976-10-15 |
| FI761003A (fr) | 1976-10-15 |
| NL7504433A (nl) | 1976-10-18 |
| DE2615888A1 (de) | 1976-10-28 |