发明名称 |
Electron beam emitter |
摘要 |
A filament for generating electrons for an electron beam emitter where the filament has a cross section and a length. The cross section of the filament is varied along the length for producing a desired electron generation profile.
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申请公布号 |
US7180231(B2) |
申请公布日期 |
2007.02.20 |
申请号 |
US20040957841 |
申请日期 |
2004.10.04 |
申请人 |
ADVANCED ELECTRON BEAMS, INC. |
发明人 |
AVNERY TZVI |
分类号 |
H01J37/065;H01K1/02;H01J1/16;H01J9/04;H01J33/00;H01J37/04;H01J37/06;H01J37/301;H01K1/14;H01K1/16 |
主分类号 |
H01J37/065 |
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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