| 发明名称 |
METHOD OF RESTORING WORN SECTION OF COPPER CONTACT WIRE |
| 摘要 |
FIELD: restoring worn section of copper contact wire. SUBSTANCE: section of worn wire is preliminarily calibrated, annealed and continuously upset by pressing out. Temperature of annealing and deformation degrees are normalized. EFFECT: enhanced efficiency. 5 dwgx
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| 申请公布号 |
RU2109591(C1) |
申请公布日期 |
1998.04.27 |
| 申请号 |
RU19960109064 |
申请日期 |
1996.04.30 |
| 申请人 |
KOLESNIKOV ALEKSANDR GRIGOR'EVICH;OREKHOV DMITRIJ ALEKSANDROVICH;RUMJANTSEV ARKADIJ NIKOLAEVICH |
发明人 |
KOLESNIKOV ALEKSANDR GRIGOR'EVICH;OREKHOV DMITRIJ ALEKSANDROVICH;RUMJANTSEV ARKADIJ NIKOLAEVICH |
| 分类号 |
B21J5/00;(IPC1-7):B21J5/00 |
主分类号 |
B21J5/00 |
| 代理机构 |
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代理人 |
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