Original document(7 pages) Authorized document(7 pages) 中文版
    A heat and sound insulating slotted board features that the staggered slots are made on both surfaces of board body, the staggered ribs are arranged in said slots, at least two parallel reverse trapezium or arc slots are made on the top surface of board body in length direction, and the reverse trapezium or arc tenons are relatively made on its bottom surface. Its advantages are high heat and sound insulating effect on non-mortar masonry.
Application Number
申请号		 02113481 Application Date
申请日		 2002.03.19
Title 名称 Heat preservation and soundproof hollow sulcal plates
Publication Number
公开号		 1445423 Publication Date
公开日		 2003.10.01
Approval Pub. Date Granted Pub. Date 2005.02.23
International Classification 分类号 E04C2/30
Applicant(s) Name
申请人		 Jing Zhixi
Address 地址 401120
Inventor(s) Name 发明人
Attorney & Agent 代理人 xu xianlu
More information 更  多  信  息


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