CN208782714U - Frequency converter applied to water-flooding pump for oil field - Google Patents
Frequency converter applied to water-flooding pump for oil field Download PDFInfo
- Publication number
- CN208782714U CN208782714U CN201821416228.9U CN201821416228U CN208782714U CN 208782714 U CN208782714 U CN 208782714U CN 201821416228 U CN201821416228 U CN 201821416228U CN 208782714 U CN208782714 U CN 208782714U
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- China
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- frequency converter
- main body
- converter main
- mounting plate
- water
- 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.)
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Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821416228.9U CN208782714U (en) | 2018-08-31 | 2018-08-31 | Frequency converter applied to water-flooding pump for oil field |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821416228.9U CN208782714U (en) | 2018-08-31 | 2018-08-31 | Frequency converter applied to water-flooding pump for oil field |
Publications (1)
Publication Number | Publication Date |
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CN208782714U true CN208782714U (en) | 2019-04-23 |
Family
ID=66159250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821416228.9U Active CN208782714U (en) | 2018-08-31 | 2018-08-31 | Frequency converter applied to water-flooding pump for oil field |
Country Status (1)
Country | Link |
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CN (1) | CN208782714U (en) |
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2018
- 2018-08-31 CN CN201821416228.9U patent/CN208782714U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Wei Weizhong Inventor after: Zhang Liuzhu Inventor after: Huan Pengbo Inventor after: Yang Maofeng Inventor after: Wu Zhendong Inventor after: Zhou Jinlong Inventor after: Sun Zhenhua Inventor after: Li Hongbo Inventor after: Wu Rongguang Inventor after: Liu Xiaobo Inventor after: Wang Haiming Inventor after: Zhang Jinyan Inventor after: Xu Enfang Inventor after: Huang Gang Inventor before: Wei Weizhong Inventor before: Zhang Liuzhu Inventor before: Huan Pengbo Inventor before: Yang Maofeng Inventor before: Wu Zhendong Inventor before: Zhou Jinlong Inventor before: Sun Zhenhua Inventor before: Li Hongbo Inventor before: Wu Rongguang Inventor before: Liu Xiaobo Inventor before: Wang Haiming Inventor before: Zhang Jinyan Inventor before: Xu Sifang Inventor before: Huang Gang |
|
CB03 | Change of inventor or designer information | ||
CP03 | Change of name, title or address |
Address after: Room 612, Changjiang International, 177 Changjiang West Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Zhongshi Dalantian (Qingdao) Petroleum Technology Co., Ltd. Address before: 266580 First Floor, Building 15, 66 Changjiang West Road, Qingdao City, Shandong Province Patentee before: QINGDAO UPC BLUE SKY PETROLEUM TECHNOLOGY CO., LTD. |
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CP03 | Change of name, title or address |