发明名称 |
SHOWER PLATE AND PLASMA TREATMENT APPARATUS USING SHOWER PLATE |
摘要 |
A shower plate 31 for plasma processing, which is formed by a plurality of pipes, is provided. A pipe 31 A3 comprises a porous material member 44 which is disposed along the pipe, which has a predetermined porosity with respect to a material gas, and which has an outwardly convex shape, and a metal member 41 which is faced to the porous material member 44 and which forms a material gas flow path 43 in combination with the porous material member 44. A nozzle structure capable of releasing the material gas with a spread can be realized.
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申请公布号 |
EP1956645(A1) |
申请公布日期 |
2008.08.13 |
申请号 |
EP20060823049 |
申请日期 |
2006.11.07 |
申请人 |
TOHOKU UNIVERSITY;TOKYO ELECTRON LTD. |
发明人 |
OHMI, TADAHIRO;MATSUOKA, TAKAAKI |
分类号 |
C23C16/511;H01L21/31;C23C16/455;H01J37/32;H01L21/3065 |
主分类号 |
C23C16/511 |
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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