FR910922A - Soundproofing channel construction device - Google Patents

Soundproofing channel construction device

Info

Publication number
FR910922A
FR910922A FR910922DA FR910922A FR 910922 A FR910922 A FR 910922A FR 910922D A FR910922D A FR 910922DA FR 910922 A FR910922 A FR 910922A
Authority
FR
France
Prior art keywords
construction device
channel construction
soundproofing
soundproofing channel
construction
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
Application number
Other languages
French (fr)
Inventor
De Rosen
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.)
LES TRAVAUX SOUTERRAINS
Original Assignee
LES TRAVAUX SOUTERRAINS
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 LES TRAVAUX SOUTERRAINS filed Critical LES TRAVAUX SOUTERRAINS
Application granted granted Critical
Publication of FR910922A publication Critical patent/FR910922A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16L55/027—Throttle passages

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR910922D 1944-12-23 1944-12-23 Soundproofing channel construction device Expired FR910922A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR910922T 1944-12-23

Publications (1)

Publication Number Publication Date
FR910922A true FR910922A (en) 1946-06-24

Family

ID=9415370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910922D Expired FR910922A (en) 1944-12-23 1944-12-23 Soundproofing channel construction device

Country Status (1)

Country Link
FR (1) FR910922A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568791A (en) * 1968-02-27 1971-03-09 Univ Sydney Air ducting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568791A (en) * 1968-02-27 1971-03-09 Univ Sydney Air ducting

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