发明名称 |
Insulated exhaust pipe for a combustion engine |
摘要 |
<p>The pipe has an outer pipe part covering an exhaust gas conveying inner pipe part with certain distance. A micro-porous flowable or pourable insulating material is filled into a gap between inner and the outer pipe parts, where the exhaust gas pipe is hydroformed after filling of the insulating material. A gap volume of the gap is reduced by hydroformation.</p> |
申请公布号 |
EP2607772(A1) |
申请公布日期 |
2013.06.26 |
申请号 |
EP20120194263 |
申请日期 |
2012.11.26 |
申请人 |
BENTELER AUTOMOBILTECHNIK GMBH |
发明人 |
MERSCHKOETTER, STEFAN |
分类号 |
F16L59/04;F01N3/20;F01N13/14 |
主分类号 |
F16L59/04 |
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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