CN211719533U - 一种改进密封工艺的sf6断路器 - Google Patents
一种改进密封工艺的sf6断路器 Download PDFInfo
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- CN211719533U CN211719533U CN202020857550.6U CN202020857550U CN211719533U CN 211719533 U CN211719533 U CN 211719533U CN 202020857550 U CN202020857550 U CN 202020857550U CN 211719533 U CN211719533 U CN 211719533U
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- circuit breaker
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CN202020857550.6U CN211719533U (zh) | 2020-05-21 | 2020-05-21 | 一种改进密封工艺的sf6断路器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113363108A (zh) * | 2021-06-02 | 2021-09-07 | 安徽华希电力科技有限公司 | 一种密封性好的一二次融合成套柱上断路器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113363108A (zh) * | 2021-06-02 | 2021-09-07 | 安徽华希电力科技有限公司 | 一种密封性好的一二次融合成套柱上断路器 |
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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: SF6 circuit breaker with improved sealing process Effective date of registration: 20210812 Granted publication date: 20201020 Pledgee: Xinxiang branch of Bank of China Ltd. Pledgor: Henan anda High Voltage Electric Co.,Ltd. Registration number: Y2021980007588 |
|
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: 20230823 Granted publication date: 20201020 Pledgee: Xinxiang branch of Bank of China Ltd. Pledgor: Henan anda High Voltage Electric Co.,Ltd. Registration number: Y2021980007588 |
|
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: An Improved Sealing Process for SF6 Circuit Breakers Effective date of registration: 20230828 Granted publication date: 20201020 Pledgee: Xinxiang branch of Bank of China Ltd. Pledgor: Henan anda High Voltage Electric Co.,Ltd. Registration number: Y2023980053740 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |