CN2720437Y - 化学需氧量CODcr比色测定管 - Google Patents
化学需氧量CODcr比色测定管 Download PDFInfo
- Publication number
- CN2720437Y CN2720437Y CN 200420074459 CN200420074459U CN2720437Y CN 2720437 Y CN2720437 Y CN 2720437Y CN 200420074459 CN200420074459 CN 200420074459 CN 200420074459 U CN200420074459 U CN 200420074459U CN 2720437 Y CN2720437 Y CN 2720437Y
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- Prior art keywords
- oxygen demand
- chemical oxygen
- tube
- glass tube
- liquid
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420074459 CN2720437Y (zh) | 2004-08-13 | 2004-08-13 | 化学需氧量CODcr比色测定管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420074459 CN2720437Y (zh) | 2004-08-13 | 2004-08-13 | 化学需氧量CODcr比色测定管 |
Publications (1)
Publication Number | Publication Date |
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CN2720437Y true CN2720437Y (zh) | 2005-08-24 |
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CN 200420074459 Expired - Lifetime CN2720437Y (zh) | 2004-08-13 | 2004-08-13 | 化学需氧量CODcr比色测定管 |
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CN (1) | CN2720437Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013087143A1 (de) * | 2011-12-12 | 2013-06-20 | Merck Patent Gmbh | Mittel und verfahren zur bestimmung des chemischen sauerstoffbedarfs |
CN109254112A (zh) * | 2018-11-07 | 2019-01-22 | 武汉中粮食品科技有限公司 | 一种污水cod快速检测方法 |
-
2004
- 2004-08-13 CN CN 200420074459 patent/CN2720437Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013087143A1 (de) * | 2011-12-12 | 2013-06-20 | Merck Patent Gmbh | Mittel und verfahren zur bestimmung des chemischen sauerstoffbedarfs |
US9091674B2 (en) | 2011-12-12 | 2015-07-28 | Merck Patent Gmbh | Means and method for determining chemical oxygen demand |
CN109254112A (zh) * | 2018-11-07 | 2019-01-22 | 武汉中粮食品科技有限公司 | 一种污水cod快速检测方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHENGZHOU WATER TESTING TECHNOLOGY CO., LTD. Assignor: Bai Li Contract fulfillment period: 2009.3.25 to 2014.3.25 Contract record no.: 2009410000016 Denomination of utility model: Estimation tube for chemical oxygen demand colorimetric CODcr Granted publication date: 20050824 License type: Exclusive license Record date: 20090326 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.25 TO 2014.3.25; CHANGE OF CONTRACT Name of requester: ZHENGZHOU WATER TESTING TECHNOLOGY CO., LTD. Effective date: 20090326 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140813 Granted publication date: 20050824 |