| 发明名称 |
Sintered silver-iron material for electrical contacts and process for producing it |
| 摘要 |
Sintered silver-iron material for electrical contacts, with properties comparable with those of silver-nickel materials, is obtained by using iron powder having more than 0.25% carbon by weight and microhardness higher than 200 HV 0.025 and sintering in a hydrogen-free protective gas.
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| 申请公布号 |
US5985440(A) |
申请公布日期 |
1999.11.16 |
| 申请号 |
US19970806725 |
申请日期 |
1997.02.27 |
| 申请人 |
DEGUSSA AKTIENGESELLSCHAFT |
发明人 |
WEISE, WOLFGANG;MALIKOWSKI, WILLI;WOLMER, ROGER;BRAUMANN, PETER;KOFFLER, ANDREAS |
| 分类号 |
B22F3/12;B22F1/00;C22C1/04;C22C1/05;C22C5/06;C22C32/00;H01H1/023;H01H1/0237;H01H1/027;H01H11/04;(IPC1-7):B22F3/00;B22F3/26;B22F7/00;H01H1/02 |
主分类号 |
B22F3/12 |
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