CH522181A - Line, in particular for ventilating or venting air-conditioned rooms - Google Patents
Line, in particular for ventilating or venting air-conditioned roomsInfo
- Publication number
- CH522181A CH522181A CH979971A CH979971A CH522181A CH 522181 A CH522181 A CH 522181A CH 979971 A CH979971 A CH 979971A CH 979971 A CH979971 A CH 979971A CH 522181 A CH522181 A CH 522181A
- Authority
- CH
- Switzerland
- Prior art keywords
- ventilating
- line
- venting air
- conditioned rooms
- rooms
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/003—Rigid pipes with a rectangular cross-section
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Duct Arrangements (AREA)
- Incineration Of Waste (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702036259 DE2036259C3 (en) | 1970-07-22 | Air duct | |
DE19702061547 DE2061547C3 (en) | 1970-12-15 | 1970-12-15 | Air duct |
Publications (1)
Publication Number | Publication Date |
---|---|
CH522181A true CH522181A (en) | 1972-04-30 |
Family
ID=25759473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH979971A CH522181A (en) | 1970-07-22 | 1971-07-02 | Line, in particular for ventilating or venting air-conditioned rooms |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH522181A (en) |
FR (1) | FR2103243A5 (en) |
GB (1) | GB1346100A (en) |
NL (1) | NL7110071A (en) |
SE (1) | SE372811B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE469480B (en) * | 1991-11-28 | 1993-07-12 | Flaekt Ab | ISOLATED VENTILATION CHANNEL COMPONENT AND WERE MADE TO MANUFACTURE ITS. |
US6629706B2 (en) | 2001-03-01 | 2003-10-07 | Saint-Gobain Isover Ab | Ventilation duct construction and method |
FR2916520B1 (en) * | 2007-05-25 | 2012-04-20 | Dixneuf Atel | "DEVICE FOR THE DELIVERY OF GASEOUS FLUID, ESPECIALLY HOT AIR, THROUGH AN OPENING MADE IN THE WALL OF A BUILDING ELEMENT, SUCH AS A FIREPLACE HOOD" |
-
1971
- 1971-07-02 CH CH979971A patent/CH522181A/en not_active IP Right Cessation
- 1971-07-19 GB GB3383071A patent/GB1346100A/en not_active Expired
- 1971-07-20 SE SE932471A patent/SE372811B/xx unknown
- 1971-07-21 NL NL7110071A patent/NL7110071A/xx not_active Application Discontinuation
- 1971-07-22 FR FR7126918A patent/FR2103243A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7110071A (en) | 1972-01-25 |
SE372811B (en) | 1975-01-13 |
FR2103243A5 (en) | 1972-04-07 |
GB1346100A (en) | 1974-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: PROMAT GESELLSCHAFT FUER MODERNE WERKSTOFFE MIT BE |
|
PL | Patent ceased |