CN202161719U - Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers - Google Patents
Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers Download PDFInfo
- Publication number
- CN202161719U CN202161719U CN2011202197069U CN201120219706U CN202161719U CN 202161719 U CN202161719 U CN 202161719U CN 2011202197069 U CN2011202197069 U CN 2011202197069U CN 201120219706 U CN201120219706 U CN 201120219706U CN 202161719 U CN202161719 U CN 202161719U
- Authority
- CN
- China
- Prior art keywords
- oil
- nitrogen
- switch board
- cabinet
- fire extinguishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202197069U CN202161719U (en) | 2011-06-22 | 2011-06-22 | Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202197069U CN202161719U (en) | 2011-06-22 | 2011-06-22 | Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers |
Publications (1)
Publication Number | Publication Date |
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CN202161719U true CN202161719U (en) | 2012-03-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011202197069U Expired - Fee Related CN202161719U (en) | 2011-06-22 | 2011-06-22 | Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers |
Country Status (1)
Country | Link |
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CN (1) | CN202161719U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104729758A (en) * | 2015-03-26 | 2015-06-24 | 国家电网公司 | Simulation detecting device and method for oil-draining and nitrogen-filling temperature detector |
CN105080001A (en) * | 2014-05-19 | 2015-11-25 | 庄孟文 | Anti-explosion fire extinguishing device for transformer |
-
2011
- 2011-06-22 CN CN2011202197069U patent/CN202161719U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105080001A (en) * | 2014-05-19 | 2015-11-25 | 庄孟文 | Anti-explosion fire extinguishing device for transformer |
CN104729758A (en) * | 2015-03-26 | 2015-06-24 | 国家电网公司 | Simulation detecting device and method for oil-draining and nitrogen-filling temperature detector |
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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: Shandong Kaitai electrical Limited by Share Ltd Assignor: LAIWU KETAI POWER-TECH CO.,LTD. Contract record no.: 2013370000134 Denomination of utility model: Oil-drainage nitrogen-injection fire extinguishing apparatus for oil immersed power transformers Granted publication date: 20120314 License type: Exclusive License Record date: 20130530 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120314 Termination date: 20120622 |