CN201478965U - 一种油田抽油机用高效节能永磁同步电机座 - Google Patents
一种油田抽油机用高效节能永磁同步电机座 Download PDFInfo
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- CN201478965U CN201478965U CN2009201602968U CN200920160296U CN201478965U CN 201478965 U CN201478965 U CN 201478965U CN 2009201602968 U CN2009201602968 U CN 2009201602968U CN 200920160296 U CN200920160296 U CN 200920160296U CN 201478965 U CN201478965 U CN 201478965U
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- motor
- oil
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Application Number | Priority Date | Filing Date | Title |
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CN2009201602968U CN201478965U (zh) | 2009-06-23 | 2009-06-23 | 一种油田抽油机用高效节能永磁同步电机座 |
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CN2009201602968U CN201478965U (zh) | 2009-06-23 | 2009-06-23 | 一种油田抽油机用高效节能永磁同步电机座 |
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CN201478965U true CN201478965U (zh) | 2010-05-19 |
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CN2009201602968U Expired - Fee Related CN201478965U (zh) | 2009-06-23 | 2009-06-23 | 一种油田抽油机用高效节能永磁同步电机座 |
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2009
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: WUXI HUADA MOTOR TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: WUXI HUADONG STEEL INDUSTRY MACHINERY CO., LTD. Effective date: 20130207 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214156 WUXI, JIANGSU PROVINCE TO: 214000 WUXI, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130207 Address after: 214000 No. 18 Renmin West Road, Yangshan Town, Huishan District, Jiangsu, Wuxi Patentee after: Wuxi Huada Motor Technology Development Co., Ltd. Address before: 214156 Jiangsu Province, Wuxi city Huishan District Yang town land day on the way Patentee before: Wuxi Huadong Steel Industry Machinery Co., Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High efficient energy-saving permanent magnet synchronous motor base used for an oil-field oil pumper Effective date of registration: 20130925 Granted publication date: 20100519 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Wuxi Huada Motor Technology Development Co., Ltd. Registration number: 2013990000701 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20170623 |
|
CF01 | Termination of patent right due to non-payment of annual fee |