发明名称 Method of manufacturing containers
摘要 A method for manufacturing containers including providing a container having a first diameter; expanding the diameter of the container to a second diameter with at least one expansion die is disclosed. Expansion dies can be used to expand the diameter of a container. Multiple expansion dies can be used to gradually expand the diameter of the container without significantly damaging the container. The container can then be formed to accept a closure.
申请公布号 US7954354(B2) 申请公布日期 2011.06.07
申请号 US20070768267 申请日期 2007.06.26
申请人 ALCOA INC. 发明人 MYERS GARY L.;FEDUSA ANTHONY J.;DICK ROBERT E.
分类号 B21D9/00;B21D51/00 主分类号 B21D9/00
代理机构 代理人
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