发明名称 |
Verbunddraht zur Herstellung von Schmuckwaren |
摘要 |
A composite wire for the manufacture of semifinished products to be subjected to an emptying process in the field of goldsmithery. The wire comprises a support core (1) developing essentially along one of its longitudinal axes in a nonprecious metal that is removable by chemical or electrochemical means as well as a plurality of sections (3, 4 and 5) in precious metal having an essentially longitudinal development of which at least a portion of each one is radially engaged in the core. <IMAGE> |
申请公布号 |
DE69807604(D1) |
申请公布日期 |
2002.10.10 |
申请号 |
DE1998607604 |
申请日期 |
1998.06.02 |
申请人 |
CENTO GROUP S.P.A., CIVITELLA IN VAL DI CHIANA |
发明人 |
TERZIANI, URBANO |
分类号 |
A44C11/00;A44C27/00;B21C37/04;(IPC1-7):A44C27/00 |
主分类号 |
A44C11/00 |
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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