CN213364142U - Valve oil pressure detection leakage testing device for transformer - Google Patents
Valve oil pressure detection leakage testing device for transformer Download PDFInfo
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- CN213364142U CN213364142U CN202022486874.6U CN202022486874U CN213364142U CN 213364142 U CN213364142 U CN 213364142U CN 202022486874 U CN202022486874 U CN 202022486874U CN 213364142 U CN213364142 U CN 213364142U
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CN202022486874.6U CN213364142U (en) | 2020-11-02 | 2020-11-02 | Valve oil pressure detection leakage testing device for transformer |
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CN202022486874.6U CN213364142U (en) | 2020-11-02 | 2020-11-02 | Valve oil pressure detection leakage testing device for transformer |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A valve oil pressure detection and leakage test device for transformer Effective date of registration: 20220129 Granted publication date: 20210604 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Branch Pledgor: LIAONING EFACEC ELECTRICAL EQUIPMENT Co.,Ltd. Registration number: Y2022210000007 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220921 Granted publication date: 20210604 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Branch Pledgor: LIAONING EFACEC ELECTRICAL EQUIPMENT Co.,Ltd. Registration number: Y2022210000007 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for oil pressure detection and leakage test of valves for transformers Effective date of registration: 20220929 Granted publication date: 20210604 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Branch Pledgor: LIAONING EFACEC ELECTRICAL EQUIPMENT Co.,Ltd. Registration number: Y2022210000156 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230925 Granted publication date: 20210604 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Branch Pledgor: LIAONING EFACEC ELECTRICAL EQUIPMENT Co.,Ltd. Registration number: Y2022210000156 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Valve Oil Pressure Detection and Leakage Testing Device for Transformers Effective date of registration: 20230928 Granted publication date: 20210604 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Branch Pledgor: LIAONING EFACEC ELECTRICAL EQUIPMENT Co.,Ltd. Registration number: Y2023210000248 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |