发明公开
- 专利标题: CAST CEILING TILE
- 专利标题(中): CAST吊顶板
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申请号: EP11799575.3申请日: 2011-12-09
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公开(公告)号: EP2655756A1公开(公告)日: 2013-10-30
- 发明人: YU, Qing Claire , CAO, Bangji , PALM, Gregory O.
- 申请人: USG Interiors, LLC
- 申请人地址: 550 West Adams Street Chicago, IL 60661-3676 US
- 专利权人: USG Interiors, LLC
- 当前专利权人: USG Interiors, LLC
- 当前专利权人地址: 550 West Adams Street Chicago, IL 60661-3676 US
- 代理机构: Findlay, Alice Rosemary
- 优先权: US975574 20101222
- 国际公布: WO2012087610 20120628
- 主分类号: E04B9/04
- IPC分类号: E04B9/04
摘要:
A cast type ceiling tile comprising a mixture containing 30 to 70% mineral wool, 10 to 40% expanded glass beads, 8 to 20% starch, 0 to 15% stucco, and 0 to 1% boric acid.
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