发明名称 |
PROCEDEU SI MASINA PENTRU AJUSTAREA COTURILOR DIN TEAVA |
摘要 |
<p>A process for finishing a 15 DEG to 180 DEG pipe bend which has been preformed on a pipe bending press comprises submitting a preformed pipe bend at a temperature of 700 DEG to 900 DEG C. at which it leaves a pipe bending press to a hot sizing operation which includes trimming both ends of the pipe bend to precise dimensions to eliminate further finishing.</p> |
申请公布号 |
RO70627(A) |
申请公布日期 |
1981.07.30 |
申请号 |
RO19770089055 |
申请日期 |
1977.01.14 |
申请人 |
SIDRO KG,DE |
发明人 |
KOSER,ROLF,DE |
分类号 |
B21D7/06;B21C37/28;B21C37/30;B21D7/16;B21D43/28;B23D45/10;B23D45/12;(IPC1-7):23D9/00 |
主分类号 |
B21D7/06 |
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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