发明授权
- 专利标题: Mercury vapor discharge device
- 专利标题(中): 汞蒸气放电装置
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申请号: US714795申请日: 1991-06-13
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公开(公告)号: US5258687A公开(公告)日: 1993-11-02
- 发明人: George L. Duggan , David A. Goodman , Nanu Brates
- 申请人: George L. Duggan , David A. Goodman , Nanu Brates
- 申请人地址: MA Danvers
- 专利权人: GTE Products Corporation
- 当前专利权人: GTE Products Corporation
- 当前专利权人地址: MA Danvers
- 主分类号: H01J1/14
- IPC分类号: H01J1/14 ; H01J1/16
摘要:
In a mercury vapor arc discharge tube having a pair of electrodes, an emissive material disposed on the electrodes consists essentially of a single phase compound of Ba.sub.x Sr.sub.1-x Y.sub.2 O.sub.4 where x is from about 0.25 to about 0.95.
公开/授权文献
- US5643114A Golf accessory 公开/授权日:1997-07-01
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