发明名称 |
SETT FOR VALSNING AV ROR I ETT STRECKREDUCERINGSVALSVERK |
摘要 |
Tubular billets are stretch-rolled in that the rolls of locations closer to the entrance have the speeds reduced temporarily from their respective normal operation speed by an amount, which is made dependent upon the mean longitudinal tension in the billet during rolling. |
申请公布号 |
SE417061(B) |
申请公布日期 |
1981.02.23 |
申请号 |
SE19750009644 |
申请日期 |
1975.08.29 |
申请人 |
* MANNESMANNROHREN-WERKE AG |
发明人 |
H * BILLER;F * HULS |
分类号 |
B21B17/14;(IPC1-7):21B17/14 |
主分类号 |
B21B17/14 |
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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