| 发明名称 |
Nickel-free copper zinc alloy for producing glasses, jewellery, cutlery, etc. - comprises manganese, aluminium, silicon, iron and lead |
| 摘要 |
Copper-zinc alloy contains in wt.%: 67-72 (68-70) Cu; 6-8 (7-8) Mn; 4-8 (6-8) Al; 1-2.5 (1-1.5) Si; 1-1.5 Fe; 0.5-1.5 Pb; balance Zn plus usual impurities. USE/ADVANTAGE - To produce parts for glasses, jewellery and cutlery. As the alloy is Al-free, it does not produce a skin allergy.
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| 申请公布号 |
DE4313308(C1) |
申请公布日期 |
1994.04.07 |
| 申请号 |
DE19934313308 |
申请日期 |
1993.04.23 |
| 申请人 |
WIELAND-WERKE AG, 89079 ULM, DE |
发明人 |
KUHN, HANS-ACHIM, DR.-ING., 89257 ILLERTISSEN, DE;BILMAYER, ROMAN, DIPL.-ING., 89250 SENDEN, DE |
| 分类号 |
C22C9/01;C22C9/04;G02C5/00;(IPC1-7):C22C9/04 |
主分类号 |
C22C9/01 |
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