FR577009A - Smoke-proof device - Google Patents
Smoke-proof deviceInfo
- Publication number
- FR577009A FR577009A FR577009DA FR577009A FR 577009 A FR577009 A FR 577009A FR 577009D A FR577009D A FR 577009DA FR 577009 A FR577009 A FR 577009A
- Authority
- FR
- France
- Prior art keywords
- smoke
- proof device
- proof
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERALĀ ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
- F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
- F23L17/10—Tops for chimneys or ventilating shafts; Terminals for flues wherein the top moves as a whole
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR577009T | 1924-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR577009A true FR577009A (en) | 1924-08-29 |
Family
ID=8954426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR577009D Expired FR577009A (en) | 1924-02-09 | 1924-02-09 | Smoke-proof device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR577009A (en) |
-
1924
- 1924-02-09 FR FR577009D patent/FR577009A/en not_active Expired
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