| 发明名称 |
Friction material for railroad brake shoes |
| 摘要 |
A railroad brake shoe composition free of fiber reinforcement comprising, in percent by weight: Phenolic Resin Binder: 1-15% Carbonaceous Component: 30-60% Organic Component: 15-30% Inorganic Component: 5-35% Friction Modifiers: 1-15% Additives: 1-7%.
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| 申请公布号 |
US4352750(A) |
申请公布日期 |
1982.10.05 |
| 申请号 |
US19810289140 |
申请日期 |
1981.08.03 |
| 申请人 |
MANVILLE SERVICE CORPORATION |
发明人 |
ESCHEN, FRANK W. |
| 分类号 |
C08J5/14;C08K13/02;(IPC1-7):C08L61/06 |
主分类号 |
C08J5/14 |
| 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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