Acoustical tile containing treated perlite,申请号EP19980310183-传众专利搜索

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发明名称	Acoustical tile containing treated perlite
摘要	<p>The invention relates to a composition, slurry composition and continuous process for making an acoustical tile in a water-felting process, said composition comprising perlite which has been treated to reduce water retention.</p>
申请公布号	EP0924341(A1)	申请公布日期	1999.06.23
申请号	EP19980310183	申请日期	1998.12.11
申请人	USG INTERIORS, INC.	发明人	ENGLERT, MARK H.
分类号	C04B14/18;C04B30/02;D21H13/44;(IPC1-7):D21H17/69;E04C2/10	主分类号	C04B14/18
代理机构		代理人
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