发明名称 |
MANUFACTURING PROCESS TO PRODUCE A NECKED CONTAINER |
摘要 |
<p>The present invention provides a necking system including a plurality of necking dies each necking dies having an at least partially non-polished necking surface and a non-polished relief following the necking surface. The present invention further provides a method of necking an metal container including providing an metal blank; shaping the blank into a bottle stock; and necking the metal bottle stock, wherein necking includes at least one necking die having an at least partially non-polished necking surface.</p> |
申请公布号 |
EP2021136(B1) |
申请公布日期 |
2015.05.06 |
申请号 |
EP20070777035 |
申请日期 |
2007.05.14 |
申请人 |
ALCOA INC. |
发明人 |
MYERS, GARY L.;FEDUSA, ANTHONY;DICK, ROBERT E. |
分类号 |
B21D51/26 |
主分类号 |
B21D51/26 |
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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