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Electrode for spark plug comprising ruthenium-based material 发明授权

2023-11-30 4960 1231K 0

专利信息

申请日期 2025-07-23 申请号 US13870631
公开(公告)号 US10044172B2 公开(公告)日 2018-08-07
公开国别 US 申请人省市代码 全国
申请人 FEDERAL MOGUL IGNITION COMPANY
简介 An electrode material that may be used in spark plugs and other ignition devices including industrial plugs, aviation igniters, glow plugs, or any other device that is used to ignite an air/fuel mixture in an engine. In one embodiment, the electrode material is a ruthenium-based material that includes ruthenium (Ru) as the single largest constituent on a wt % basis, and at least one of rhenium (Re) or tungsten (W). The electrode material may further include one or more precious metals and/or rare earth metals. The electrode material may be used to form the center electrode, the ground electrode, firing tips, or other firing tip components.


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