EP 2612972 B1 20150114 - Prefabricated sound insulating and sound absorbing panel for building construction, roads, tunnels and the like, and manufacturing process thereof
Title (en)
Prefabricated sound insulating and sound absorbing panel for building construction, roads, tunnels and the like, and manufacturing process thereof
Title (de)
Vorgefertigte Schallisolierung und schallabsorbierende Tafel für Hausbau, Straßen, Tunnels und dergleichen, und Herstellungsprozess davon
Title (fr)
Panneau d'isolation sonore préfabriqué et insonorisant pour construction de bâtiment, routes, tunnels et analogues, et son procédé de fabrication
Publication
Application
Priority
IT TO20111000 A 20111103
Abstract (en)
[origin: EP2612972A1] Prefabricated sound insulating and sound absorbing panel (10) for building construction, roads, tunnels and the like, comprising at least two structural layers (11.1, 12.1; 11.2, 12.2), one of which at least contains blast furnace slag as sound insulating material, characterized in that said panel (10) comprises: - a back base layer (11.1; 12.1), made with a deep blending of concrete and slag in powder state and forming a barrier with a high sound insulating power, and - a front facing layer (11.2; 12.2), made with a deep blending of concrete and slag in natural granulated state, so-called granular slag, and forming a barrier with a high sound absorbing power. ( Fig. 1 )
IPC 8 full level
E04B 1/86 (2006.01)
CPC (source: EP)
E04B 1/86 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2612972 A1 20130710; EP 2612972 B1 20150114; IT TO20111000 A1 20130504
DOCDB simple family (application)
EP 12007457 A 20121031; IT TO20111000 A 20111103