NO870805D0 - Lyddemper. - Google Patents

Lyddemper.

Info

Publication number
NO870805D0
NO870805D0 NO870805A NO870805A NO870805D0 NO 870805 D0 NO870805 D0 NO 870805D0 NO 870805 A NO870805 A NO 870805A NO 870805 A NO870805 A NO 870805A NO 870805 D0 NO870805 D0 NO 870805D0
Authority
NO
Norway
Prior art keywords
muffler
Prior art date
Application number
NO870805A
Other languages
English (en)
Other versions
NO173466C (no
NO173466B (no
NO870805L (no
Inventor
Nils-Aake Andersson
Original Assignee
Ecophon Ab
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 Ecophon Ab filed Critical Ecophon Ab
Publication of NO870805D0 publication Critical patent/NO870805D0/no
Publication of NO870805L publication Critical patent/NO870805L/no
Publication of NO173466B publication Critical patent/NO173466B/no
Publication of NO173466C publication Critical patent/NO173466C/no

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
    • F24F13/02—Ducting arrangements
    • F24F13/0281—Multilayer duct
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/242—Sound-absorbing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Silencers (AREA)
  • Laminated Bodies (AREA)
NO870805A 1986-04-08 1987-02-26 Lyddemper NO173466C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8601571A SE456179B (sv) 1986-04-08 1986-04-08 Ljuddempare

Publications (4)

Publication Number Publication Date
NO870805D0 true NO870805D0 (no) 1987-02-26
NO870805L NO870805L (no) 1987-10-09
NO173466B NO173466B (no) 1993-09-06
NO173466C NO173466C (no) 1993-12-15

Family

ID=20364093

Family Applications (1)

Application Number Title Priority Date Filing Date
NO870805A NO173466C (no) 1986-04-08 1987-02-26 Lyddemper

Country Status (3)

Country Link
DK (1) DK165564C (no)
NO (1) NO173466C (no)
SE (1) SE456179B (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3044429B1 (en) * 2013-09-12 2021-06-30 Raytheon Technologies Corporation Method of manufacturing ice panel segments

Also Published As

Publication number Publication date
DK176587D0 (da) 1987-04-07
DK165564B (da) 1992-12-14
SE8601571L (sv) 1987-10-09
SE456179B (sv) 1988-09-12
NO173466C (no) 1993-12-15
DK176587A (da) 1987-10-09
DK165564C (da) 1993-04-26
NO173466B (no) 1993-09-06
SE8601571D0 (sv) 1986-04-08
NO870805L (no) 1987-10-09

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