发明名称 |
Composite metal tube and ring and a process for producing a composite metal tube and ring |
摘要 |
There is provided multicolored metal rings and multicolored metal tubing and a method for producing metal rings and metal tubing for use in forming multicolored rings. At least two contrastingly colored metal components are arranged in a container. The metal components in said container are compressed so as to form a billet of distorted multicolored metal. The billet is extruded thereby forming multicolored patterns in the tubing.
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申请公布号 |
US7735714(B2) |
申请公布日期 |
2010.06.15 |
申请号 |
US20060438045 |
申请日期 |
2006.05.18 |
申请人 |
MIDGETT STEVEN G |
发明人 |
MIDGETT STEVEN G. |
分类号 |
B21D39/00;A44C27/00;B23K31/00 |
主分类号 |
B21D39/00 |
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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