CN2649661Y - 负压输送中一种自清空中间储槽 - Google Patents
负压输送中一种自清空中间储槽 Download PDFInfo
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- CN2649661Y CN2649661Y CN 03210392 CN03210392U CN2649661Y CN 2649661 Y CN2649661 Y CN 2649661Y CN 03210392 CN03210392 CN 03210392 CN 03210392 U CN03210392 U CN 03210392U CN 2649661 Y CN2649661 Y CN 2649661Y
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Application Number | Priority Date | Filing Date | Title |
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CN 03210392 CN2649661Y (zh) | 2003-09-03 | 2003-09-03 | 负压输送中一种自清空中间储槽 |
Applications Claiming Priority (1)
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CN 03210392 CN2649661Y (zh) | 2003-09-03 | 2003-09-03 | 负压输送中一种自清空中间储槽 |
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CN2649661Y true CN2649661Y (zh) | 2004-10-20 |
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CN 03210392 Expired - Fee Related CN2649661Y (zh) | 2003-09-03 | 2003-09-03 | 负压输送中一种自清空中间储槽 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101962970A (zh) * | 2010-10-09 | 2011-02-02 | 清华大学 | 真空排水系统集水界面单元装置 |
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2003
- 2003-09-03 CN CN 03210392 patent/CN2649661Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101962970A (zh) * | 2010-10-09 | 2011-02-02 | 清华大学 | 真空排水系统集水界面单元装置 |
CN101962970B (zh) * | 2010-10-09 | 2012-05-23 | 清华大学 | 真空排水系统集水界面单元装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG ZHEJIANG UNIVERSITY WATER INDUSTRY CO., Free format text: FORMER OWNER: ZHANG JIAN Effective date: 20061013 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20061013 Address after: Hangzhou City, Zhejiang province 310004 Gen Shanxi Road No. 101 building seven Zhejiang is the circle of science and technology Patentee after: Zhejiang University Water Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province 310004 Gen Shanxi Road No. 101 building seven science and technology circle Patentee before: Zhang Jian |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041020 Termination date: 20120903 |