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FR2728715B1 - Materiau absorbant les ondes acoustiques - Google Patents

Materiau absorbant les ondes acoustiques

Info

Publication number
FR2728715B1
FR2728715B1 FR9415646A FR9415646A FR2728715B1 FR 2728715 B1 FR2728715 B1 FR 2728715B1 FR 9415646 A FR9415646 A FR 9415646A FR 9415646 A FR9415646 A FR 9415646A FR 2728715 B1 FR2728715 B1 FR 2728715B1
Authority
FR
France
Prior art keywords
acoustic wave
absorbing material
wave absorbing
acoustic
wave
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 - Fee Related
Application number
FR9415646A
Other languages
English (en)
Other versions
FR2728715A1 (fr
Inventor
Stanislas Galaj
Frederic Heliodore
Vincent Dionnet
Pavel Lemarinier
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel Alsthom Compagnie Generale dElectricite
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 Alcatel Alsthom Compagnie Generale dElectricite filed Critical Alcatel Alsthom Compagnie Generale dElectricite
Priority to FR9415646A priority Critical patent/FR2728715B1/fr
Priority to DE69518730T priority patent/DE69518730D1/de
Priority to EP19950402932 priority patent/EP0720143B1/fr
Publication of FR2728715A1 publication Critical patent/FR2728715A1/fr
Application granted granted Critical
Publication of FR2728715B1 publication Critical patent/FR2728715B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10K11/162—Selection of materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FR9415646A 1994-12-26 1994-12-26 Materiau absorbant les ondes acoustiques Expired - Fee Related FR2728715B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9415646A FR2728715B1 (fr) 1994-12-26 1994-12-26 Materiau absorbant les ondes acoustiques
DE69518730T DE69518730D1 (de) 1994-12-26 1995-12-22 Absorbierendes Material für Schallwellen
EP19950402932 EP0720143B1 (fr) 1994-12-26 1995-12-22 Matériau absorbant les ondes acoustiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415646A FR2728715B1 (fr) 1994-12-26 1994-12-26 Materiau absorbant les ondes acoustiques

Publications (2)

Publication Number Publication Date
FR2728715A1 FR2728715A1 (fr) 1996-06-28
FR2728715B1 true FR2728715B1 (fr) 1997-01-31

Family

ID=9470239

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415646A Expired - Fee Related FR2728715B1 (fr) 1994-12-26 1994-12-26 Materiau absorbant les ondes acoustiques

Country Status (3)

Country Link
EP (1) EP0720143B1 (fr)
DE (1) DE69518730D1 (fr)
FR (1) FR2728715B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843576A (en) * 1972-09-20 1974-10-22 United States Steel Corp Aqueous coating compositions of ethylene/acrylic acid copolymer and phenolic resin
DE2756622C2 (de) * 1977-12-19 1979-09-20 Teroson Gmbh, 6900 Heidelberg Platten- oder streifenförmiges SchaUdämm-Material
JPS61268439A (ja) * 1985-05-22 1986-11-27 三菱油化株式会社 制振用複合鋼板
DE3708961A1 (de) * 1987-03-22 1988-10-13 Pelzer Helmut Mehrfunktionales isolationssystem fuer schwingende flaechen
EP0360037B1 (fr) * 1988-09-19 1994-11-17 Siemens Aktiengesellschaft Masse d'atténuation pour dispositifs à ondes de surface acoustiques
JP3016670B2 (ja) * 1993-01-20 2000-03-06 日本カーバイド工業株式会社 制振性薄葉体
EP0653464A3 (fr) * 1993-11-17 1995-11-15 Bridgestone Corp Composition polymérique de faible module et procédé pour sa fabrication.

Also Published As

Publication number Publication date
FR2728715A1 (fr) 1996-06-28
DE69518730D1 (de) 2000-10-12
EP0720143A1 (fr) 1996-07-03
EP0720143B1 (fr) 2000-09-06

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse