| 发明名称 |
FIRE STOPPOING TUBE AND FIRE STOPPING SYTEM COMPRISING THE TUBE |
| 摘要 |
<p>The present invention provides a flame blocking cutoff tube and a flame blocking system comprising the same which is formed in a flame retardant foam sheet containing thermal expansive filler and binder resin, is equipped with a slender slot and has a slender and hollow shape.</p> |
| 申请公布号 |
KR20150070908(A) |
申请公布日期 |
2015.06.25 |
| 申请号 |
KR20130157648 |
申请日期 |
2013.12.17 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
LEE, WON ROCK |
| 分类号 |
A62C35/58;A62C2/04;F16L5/04 |
主分类号 |
A62C35/58 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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