CN204013020U - 一种潜水泵电机用的压力平衡装置 - Google Patents
一种潜水泵电机用的压力平衡装置 Download PDFInfo
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- CN204013020U CN204013020U CN201420426438.1U CN201420426438U CN204013020U CN 204013020 U CN204013020 U CN 204013020U CN 201420426438 U CN201420426438 U CN 201420426438U CN 204013020 U CN204013020 U CN 204013020U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106051164A (zh) * | 2016-08-16 | 2016-10-26 | 青蛙泵业有限公司 | 一种深井泵电机的双机械密封压力平衡装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106051164A (zh) * | 2016-08-16 | 2016-10-26 | 青蛙泵业有限公司 | 一种深井泵电机的双机械密封压力平衡装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 401121 Yang Liu Road, No. 6, northern Chongqing New District, 6 Patentee after: CHONGQING NAIDE WATER TREATMENT TECHNOLOGY CO.,LTD. Address before: 401320 No. 100 Wang Jia Road, Banan District, Chongqing Patentee before: CHONGQING NAIDE MACHINERY EQUIPMENT Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 401121 6th Floor, Yangliu Road, North New District, Chongqing Patentee after: Chongqing Neide Environmental Technology Co.,Ltd. Address before: 401121 6th Floor, Yangliu Road, North New District, Chongqing Patentee before: CHONGQING NAIDE WATER TREATMENT TECHNOLOGY CO.,LTD. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20210730 |