发明名称 |
Process and rolling mill for stretch reduction of tubes |
摘要 |
A process and mill for stretch reduction rolling of tubes is provided having individually driven roll stands, said roll strands being driven so as to impart a maximum traction force, limited only by the transferability of frictional forces between roll and tube, on the tube in all the passes that grip said tube, at least in the passes at the entry end of the mill.
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申请公布号 |
US4086800(A) |
申请公布日期 |
1978.05.02 |
申请号 |
US19760750374 |
申请日期 |
1976.12.14 |
申请人 |
FRIEDRICH KOCKS GMBH & CO. |
发明人 |
DEMNY, WERNER;MOLTNER, HERMANN |
分类号 |
B21B;B21B17/14;B21B23/00;(IPC1-7):B21B17/00 |
主分类号 |
B21B |
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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