FR58065E - Advanced method of constructing multiple soundproofing channels - Google Patents

Advanced method of constructing multiple soundproofing channels

Info

Publication number
FR58065E
FR58065E FR58065DA FR58065E FR 58065 E FR58065 E FR 58065E FR 58065D A FR58065D A FR 58065DA FR 58065 E FR58065 E FR 58065E
Authority
FR
France
Prior art keywords
channels
advanced method
constructing multiple
soundproofing
multiple soundproofing
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
Alexandre 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 FR58065E publication Critical patent/FR58065E/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)
FR58065D 1948-03-01 1948-03-01 Advanced method of constructing multiple soundproofing channels Expired FR58065E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR58065T 1948-03-01

Publications (1)

Publication Number Publication Date
FR58065E true FR58065E (en) 1953-09-21

Family

ID=8692018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR58065D Expired FR58065E (en) 1948-03-01 1948-03-01 Advanced method of constructing multiple soundproofing channels

Country Status (1)

Country Link
FR (1) FR58065E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483947A (en) * 1967-09-08 1969-12-16 United States Steel Corp Sound-absorbing panel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483947A (en) * 1967-09-08 1969-12-16 United States Steel Corp Sound-absorbing panel

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