FR2744736B1 - Ecran routier absorbant acoustique - Google Patents

Ecran routier absorbant acoustique

Info

Publication number
FR2744736B1
FR2744736B1 FR9601597A FR9601597A FR2744736B1 FR 2744736 B1 FR2744736 B1 FR 2744736B1 FR 9601597 A FR9601597 A FR 9601597A FR 9601597 A FR9601597 A FR 9601597A FR 2744736 B1 FR2744736 B1 FR 2744736B1
Authority
FR
France
Prior art keywords
acoustic absorbent
road screen
absorbent road
screen
acoustic
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
FR9601597A
Other languages
English (en)
Other versions
FR2744736A1 (fr
Inventor
Jean Luc Joutang
Gerard Guilbert
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.)
Orgel
Original Assignee
Orgel
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 Orgel filed Critical Orgel
Priority to FR9601597A priority Critical patent/FR2744736B1/fr
Publication of FR2744736A1 publication Critical patent/FR2744736A1/fr
Application granted granted Critical
Publication of FR2744736B1 publication Critical patent/FR2744736B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
FR9601597A 1996-02-09 1996-02-09 Ecran routier absorbant acoustique Expired - Fee Related FR2744736B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9601597A FR2744736B1 (fr) 1996-02-09 1996-02-09 Ecran routier absorbant acoustique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9601597A FR2744736B1 (fr) 1996-02-09 1996-02-09 Ecran routier absorbant acoustique

Publications (2)

Publication Number Publication Date
FR2744736A1 FR2744736A1 (fr) 1997-08-14
FR2744736B1 true FR2744736B1 (fr) 1998-03-20

Family

ID=9489018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9601597A Expired - Fee Related FR2744736B1 (fr) 1996-02-09 1996-02-09 Ecran routier absorbant acoustique

Country Status (1)

Country Link
FR (1) FR2744736B1 (fr)

Family Cites Families (4)

* 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
DE2360519C3 (de) * 1973-12-05 1978-04-06 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Schallschutz-Wandelement
US3977492A (en) * 1975-01-09 1976-08-31 Acon, Inc. Acoustical material for use in association with noise generating machinery
US5411623A (en) * 1993-07-28 1995-05-02 Bravo Environmental, Inc. Method of manufacturing sound abatement blankets with non-overlapping seams

Also Published As

Publication number Publication date
FR2744736A1 (fr) 1997-08-14

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Legal Events

Date Code Title Description
ST Notification of lapse