| 发明名称 |
WELDING AUXILIARY MATERIAL |
| 摘要 |
The invention provides a welding auxiliary material for producing welded joints between refractory metal parts of high-wattage electric light sources. According to the invention, the welding auxiliary material (1) has a porous-structure surface layer (1a) sintered from a refractory metal powder having a melting point above 2000 DEG C. <IMAGE> |
| 申请公布号 |
KR960004756(B1) |
申请公布日期 |
1996.04.13 |
| 申请号 |
KR19920000050 |
申请日期 |
1992.01.06 |
| 申请人 |
TUNGSRAM RESZVENYTARSASAG |
发明人 |
NAGY, JANOS;BUSAI, GYULA |
| 分类号 |
H01K1/38;B22F7/00;B23K35/32;H01J61/36;H01K3/20;(IPC1-7):B23K35/36 |
主分类号 |
H01K1/38 |
| 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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