PT91087B - Painel acustico absorvente - Google Patents

Painel acustico absorvente Download PDF

Info

Publication number
PT91087B
PT91087B PT91087A PT9108789A PT91087B PT 91087 B PT91087 B PT 91087B PT 91087 A PT91087 A PT 91087A PT 9108789 A PT9108789 A PT 9108789A PT 91087 B PT91087 B PT 91087B
Authority
PT
Portugal
Prior art keywords
acoustic panel
mineral
aggregates
absorbent
layer
Prior art date
Application number
PT91087A
Other languages
English (en)
Portuguese (pt)
Other versions
PT91087A (pt
Inventor
Robert Aiello
Original Assignee
Sogea
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 Sogea filed Critical Sogea
Publication of PT91087A publication Critical patent/PT91087A/pt
Publication of PT91087B publication Critical patent/PT91087B/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Laminated Bodies (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Overhead Projectors And Projection Screens (AREA)
PT91087A 1988-07-07 1989-07-06 Painel acustico absorvente PT91087B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8809433A FR2633953B1 (fr) 1988-07-07 1988-07-07 Ecran acoustique absorbant

Publications (2)

Publication Number Publication Date
PT91087A PT91087A (pt) 1990-02-08
PT91087B true PT91087B (pt) 1995-07-03

Family

ID=9368339

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91087A PT91087B (pt) 1988-07-07 1989-07-06 Painel acustico absorvente

Country Status (5)

Country Link
EP (1) EP0350420B1 (de)
AT (1) ATE100162T1 (de)
DE (1) DE68912219D1 (de)
FR (1) FR2633953B1 (de)
PT (1) PT91087B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2729682A1 (fr) * 1995-01-20 1996-07-26 Spie Citra Procede de realisation d'ecrans acoustiques, isolants et absorbants, bordant une zone generant du bruit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7513194U (de) * 1975-09-04 Beton Und Monierbau Ag Fertigteil für eine Schutzwand gegen Lärmimmissionen
AT363507B (de) * 1976-01-14 1981-08-10 Kranebitter Ges M B H Betonwer Flaechenhaftes schallschutzelement
DE2951027C2 (de) * 1979-12-19 1982-02-18 Albert 4270 Dorsten Stewing Wandelement für eine Lärmschutzwand
DE8231009U1 (de) * 1982-11-05 1983-02-17 Schulz, Herbert, 4000 Düsseldorf Laermschutzwand
DE8316339U1 (de) * 1983-06-03 1983-11-17 Lemmen, Bernward, 5000 Köln Lärmschutzwand
DE3338303A1 (de) * 1983-10-21 1985-05-02 Ed. Züblin AG, 7000 Stuttgart Schallabsorbierendes bauelement fuer schallschutzwaende auf bruecken

Also Published As

Publication number Publication date
ATE100162T1 (de) 1994-01-15
FR2633953A1 (fr) 1990-01-12
DE68912219D1 (de) 1994-02-24
PT91087A (pt) 1990-02-08
EP0350420B1 (de) 1994-01-12
EP0350420A1 (de) 1990-01-10
FR2633953B1 (fr) 1992-01-17

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