| 发明名称 |
INSULATED DOUBLE-WALLED EXHAUST SYSTEM COMPONENT AND METHOD OF MAKING THE SAME |
| 摘要 |
<p>A double-walled exhaust system component having hollow ceramic microspheres disposed between inner and outer pipes and method of making the same. The hollow ceramic microspheres have a size distribution wherein, on a bulk volume basis, at least 90 percent of the hollow ceramic microsphere have a size of less than 150 micrometers.</p> |
| 申请公布号 |
EP2035666(A1) |
申请公布日期 |
2009.03.18 |
| 申请号 |
EP20070798000 |
申请日期 |
2007.06.01 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MERRY, RICHARD P. |
| 分类号 |
F01N13/14;F01N13/08;F01N13/10;F01N13/16 |
主分类号 |
F01N13/14 |
| 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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