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经营范围
发明名称
Abgasrückführungsventil
摘要
A surface of a valve rod of an EGR valve is plated with chromium plating, and then the surface of the chrome plating is polished to the maximum height surface roughness of 1.0 μm to 3.2 μm.
申请公布号
DE112007002940(T5)
申请公布日期
2009.09.24
申请号
DE20071102940T
申请日期
2007.10.01
申请人
MITSUBISHI ELECTRIC CORP.
发明人
WATANUKI, HARUO;HASEGAWA, SATORU;NOJIMA, NAOSUKE;MIYOSHI, SOTSUO
分类号
F02M25/07
主分类号
F02M25/07
代理机构
代理人
主权项
地址
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