发明名称 |
Werkwijze voor het maken van een schaduwmasker voor kleurenbeeldschermen en een schaduwmasker hiermede gemaakt. |
摘要 |
A shadow mask for color picture tubes made of AK steel has an Ni layer on its surface so that an Fe-Ni alloy layer is obtained in a hydrogen heating furnace to induce substance diffusion of both the Ni layer and the AK steel shadow mask. A method for making shadow mask for color picture tubes including the steps of making a main flat shadow mask body with AK steel, coating its surface with Ni, forming an Fe-Ni alloy layer on the main flat shadow mask, and pressing the main flat shadow mask body to form a certain shape./! |
申请公布号 |
NL1003652(C2) |
申请公布日期 |
1997.07.25 |
申请号 |
NL19961003652 |
申请日期 |
1996.07.22 |
申请人 |
SAMSUNG DISPLAY DEVICES CO.,LTD. |
发明人 |
HWAN-CHUL RHO;DONG-HEE HAN;JAE-MYUNG KIM |
分类号 |
H01J9/14;H01J29/07 |
主分类号 |
H01J9/14 |
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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