FR921160A - Canal perfectionné d'insonorisation - Google Patents

Canal perfectionné d'insonorisation

Info

Publication number
FR921160A
FR921160A FR921160DA FR921160A FR 921160 A FR921160 A FR 921160A FR 921160D A FR921160D A FR 921160DA FR 921160 A FR921160 A FR 921160A
Authority
FR
France
Prior art keywords
advanced
soundproofing
channel
soundproofing channel
advanced 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
English (en)
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 FR921160A publication Critical patent/FR921160A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR921160D 1945-10-31 1945-10-31 Canal perfectionné d'insonorisation Expired FR921160A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921160T 1945-10-31

Publications (1)

Publication Number Publication Date
FR921160A true FR921160A (fr) 1947-04-29

Family

ID=9434004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921160D Expired FR921160A (fr) 1945-10-31 1945-10-31 Canal perfectionné d'insonorisation

Country Status (1)

Country Link
FR (1) FR921160A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970938A (en) * 1956-05-08 1961-02-07 Beloit Iron Works Control of stock supply in paper making machines
FR2307330A1 (fr) * 1975-04-11 1976-11-05 Grandchamps Christian Attenuateur acoustique, inserable notamment dans un conduit d'air
WO2006098694A1 (fr) * 2005-03-18 2006-09-21 Tumane Enterprises Limited Dispositif a canal d'ecoulement d'attenuation sonore

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970938A (en) * 1956-05-08 1961-02-07 Beloit Iron Works Control of stock supply in paper making machines
FR2307330A1 (fr) * 1975-04-11 1976-11-05 Grandchamps Christian Attenuateur acoustique, inserable notamment dans un conduit d'air
WO2006098694A1 (fr) * 2005-03-18 2006-09-21 Tumane Enterprises Limited Dispositif a canal d'ecoulement d'attenuation sonore
US8061476B2 (en) 2005-03-18 2011-11-22 Tumane Enterprises Limited Sound dampening flow channel device

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