CN201229293Y - 负压管道瓦斯取气测量装置 - Google Patents
负压管道瓦斯取气测量装置 Download PDFInfo
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- CN201229293Y CN201229293Y CNU200820147627XU CN200820147627U CN201229293Y CN 201229293 Y CN201229293 Y CN 201229293Y CN U200820147627X U CNU200820147627X U CN U200820147627XU CN 200820147627 U CN200820147627 U CN 200820147627U CN 201229293 Y CN201229293 Y CN 201229293Y
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CNU200820147627XU CN201229293Y (zh) | 2008-06-24 | 2008-06-24 | 负压管道瓦斯取气测量装置 |
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CNU200820147627XU CN201229293Y (zh) | 2008-06-24 | 2008-06-24 | 负压管道瓦斯取气测量装置 |
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CN201229293Y true CN201229293Y (zh) | 2009-04-29 |
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CNU200820147627XU Expired - Lifetime CN201229293Y (zh) | 2008-06-24 | 2008-06-24 | 负压管道瓦斯取气测量装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101614650B (zh) * | 2008-06-24 | 2012-05-30 | 郑州光力科技股份有限公司 | 负压管道瓦斯取气测量装置 |
CN106596636A (zh) * | 2016-12-16 | 2017-04-26 | 中国矿业大学 | 一种基于Coward爆炸三角形的混合气体鉴定装置和鉴定方法 |
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2008
- 2008-06-24 CN CNU200820147627XU patent/CN201229293Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101614650B (zh) * | 2008-06-24 | 2012-05-30 | 郑州光力科技股份有限公司 | 负压管道瓦斯取气测量装置 |
CN106596636A (zh) * | 2016-12-16 | 2017-04-26 | 中国矿业大学 | 一种基于Coward爆炸三角形的混合气体鉴定装置和鉴定方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ZHEZHOU GUANGLI SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER NAME: GUANGLI SCIENCE + TECHNOLOGY DEVELOPMENT CO., LTD., ZHENGZHOU |
|
CP01 | Change in the name or title of a patent holder |
Address after: 450001 10 Hi Road, Zhengzhou hi tech Industry Development Zone, Henan, Zhengzhou Patentee after: Zhengzhou GL Tech Company Address before: 450001 10 Hi Road, Zhengzhou hi tech Industry Development Zone, Henan, Zhengzhou Patentee before: Guangli Science & Technology Development Co., Ltd., Zhengzhou |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 450001 Henan city of Zhengzhou province high tech Industrial Development Zone Long Chun Road No. 10 Patentee after: Power Polytron Technologies Inc Address before: 450001 10 Hi Road, Zhengzhou hi tech Industry Development Zone, Henan, Zhengzhou Patentee before: Zhengzhou GL Tech Company |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090429 |