PT91087B - Painel acustico absorvente - Google Patents
Painel acustico absorvente Download PDFInfo
- 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
Links
- 230000002745 absorbent Effects 0.000 title claims description 10
- 239000002250 absorbent Substances 0.000 title claims description 10
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 12
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 10
- 239000011707 mineral Substances 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims 3
- 239000000835 fiber Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 abstract description 8
- 229920005989 resin Polymers 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 7
- 238000000576 coating method Methods 0.000 abstract description 7
- 239000003365 glass fiber Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 208000034450 Multilocular cystic renal neoplasm of low malignant potential Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 201000010274 multilocular clear cell renal cell carcinoma Diseases 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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)
- Overhead Projectors And Projection Screens (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
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)
| 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)
| 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 |
-
1988
- 1988-07-07 FR FR8809433A patent/FR2633953B1/fr not_active Expired - Lifetime
-
1989
- 1989-06-30 AT AT89470013T patent/ATE100162T1/de not_active IP Right Cessation
- 1989-06-30 DE DE89470013T patent/DE68912219D1/de not_active Expired - Lifetime
- 1989-06-30 EP EP89470013A patent/EP0350420B1/de not_active Expired - Lifetime
- 1989-07-06 PT PT91087A patent/PT91087B/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE68912219D1 (de) | 1994-02-24 |
| EP0350420B1 (de) | 1994-01-12 |
| ATE100162T1 (de) | 1994-01-15 |
| PT91087A (pt) | 1990-02-08 |
| EP0350420A1 (de) | 1990-01-10 |
| FR2633953A1 (fr) | 1990-01-12 |
| FR2633953B1 (fr) | 1992-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19970731 |