FR2266780B1 - - Google Patents

Info

Publication number
FR2266780B1
FR2266780B1 FR7508325A FR7508325A FR2266780B1 FR 2266780 B1 FR2266780 B1 FR 2266780B1 FR 7508325 A FR7508325 A FR 7508325A FR 7508325 A FR7508325 A FR 7508325A FR 2266780 B1 FR2266780 B1 FR 2266780B1
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
FR7508325A
Other languages
French (fr)
Other versions
FR2266780A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ETERNIT FINANCIERE
Original Assignee
ETERNIT FINANCIERE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ETERNIT FINANCIERE filed Critical ETERNIT FINANCIERE
Publication of FR2266780A1 publication Critical patent/FR2266780A1/en
Application granted granted Critical
Publication of FR2266780B1 publication Critical patent/FR2266780B1/fr
Granted legal-status Critical Current

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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/04—Air-ducts or air channels
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/033—Noise absorbers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Duct Arrangements (AREA)
  • Ventilation (AREA)
  • Pipe Accessories (AREA)
FR7508325A 1974-04-08 1975-03-18 Ventilation channel element of asbestos cement - has inner and outer tubes with end section throttle coupling Granted FR2266780A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742417582 DE2417582C3 (en) 1974-04-08 1974-04-08 Ventilation duct element

Publications (2)

Publication Number Publication Date
FR2266780A1 FR2266780A1 (en) 1975-10-31
FR2266780B1 true FR2266780B1 (en) 1980-05-09

Family

ID=5912715

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508325A Granted FR2266780A1 (en) 1974-04-08 1975-03-18 Ventilation channel element of asbestos cement - has inner and outer tubes with end section throttle coupling

Country Status (5)

Country Link
AT (1) AT334031B (en)
BE (1) BE825837A (en)
DE (1) DE2417582C3 (en)
FR (1) FR2266780A1 (en)
IT (1) IT1032614B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2757060C3 (en) * 1977-12-21 1981-12-10 Schako Metallwarenfabrik Ferdinand Schad Gmbh, Zweigniederlassung Kolbingen, 7201 Kolbingen Exhaust air guiding device
AU523932B2 (en) * 1978-09-20 1982-08-19 Mitco Corporation Branch take-off + silencer for an air distribution system
US4295416B1 (en) * 1978-09-20 1995-10-17 Mitco Corp Air distribution system
FR2501341B1 (en) * 1981-03-09 1986-04-11 Toleries Bressane Sarl SUCTION CHAMBER FOR BUILDING VENTILATION DUCTS AND METHOD OF IMPLEMENTING
IT1180460B (en) * 1984-03-29 1987-09-23 Luciano Baccelliere CHIMNEY MODULAR PREFABRICATED ELEMENTS
CN113266158B (en) * 2021-06-04 2021-12-14 广州珠江外资建筑设计院有限公司 Method for installing air pipe in vertical concrete civil engineering

Also Published As

Publication number Publication date
DE2417582A1 (en) 1975-10-09
ATA248875A (en) 1976-04-15
BE825837A (en) 1975-06-16
FR2266780A1 (en) 1975-10-31
IT1032614B (en) 1979-06-20
AT334031B (en) 1976-12-27
DE2417582B2 (en) 1978-02-02
DE2417582C3 (en) 1978-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse