Mineral aggregate (perlite) acoustical board

Monolithic acoustical panels are provided including relatively coarse particles of expanded volcanic glass, such as perlite, and mineral fiber. The panel provides a highly porous structure that possesses desirable noise suppression characteristics, and comprises by weight 45 to 75% of an expanded vo...

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Bibliographische Detailangaben
Hauptverfasser:	GILMOUR, JOHN B, SIDDIQUI, NADEEM U, OSHIDA, OTTO A
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE BUILDING BUILDING MATERIALS CEILINGS CEMENTS CERAMICS CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS INSULATION OR OTHER PROTECTION OF BUILDINGS LIME, MAGNESIA METALLURGY REFRACTORIES ROOFS SLAG STRUCTURAL ELEMENTS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TREATMENT OF NATURAL STONE WALLS, e.g. PARTITIONS
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