| 发明名称 |
BLACKENING SOLUTION FOR IRONNNICKEL OR IRONNNICKELLCOBALT ALLOY |
| 摘要 |
PURPOSE:To provide the title blackening soln. safe in work operations and consisting of a mixed aq. soln. of ferric sulfate or its salt, one of a persulfate, H2O2 and NaH2PO2, and an alkali sulfate or sulfide. |
| 申请公布号 |
JPS5411034(A) |
申请公布日期 |
1979.01.26 |
| 申请号 |
JP19770076463 |
申请日期 |
1977.06.29 |
| 申请人 |
TOKYO SHIBAURA ELECTRIC CO |
发明人 |
NAKAMURA YUUZOU;HASHIGUCHI WAKIO;SHIMURA TAKESHI |
| 分类号 |
H01J9/00;C23C22/00;C23C22/50;C23C22/68;H01J29/88;H01L23/29;H01L23/31 |
主分类号 |
H01J9/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
