CN201916186U - 抽油泵高效防断脱柱塞 - Google Patents
抽油泵高效防断脱柱塞 Download PDFInfo
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- CN201916186U CN201916186U CN2011200118132U CN201120011813U CN201916186U CN 201916186 U CN201916186 U CN 201916186U CN 2011200118132 U CN2011200118132 U CN 2011200118132U CN 201120011813 U CN201120011813 U CN 201120011813U CN 201916186 U CN201916186 U CN 201916186U
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011200118132U CN201916186U (zh) | 2011-01-17 | 2011-01-17 | 抽油泵高效防断脱柱塞 |
Applications Claiming Priority (1)
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CN2011200118132U CN201916186U (zh) | 2011-01-17 | 2011-01-17 | 抽油泵高效防断脱柱塞 |
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CN201916186U true CN201916186U (zh) | 2011-08-03 |
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CN2011200118132U Expired - Fee Related CN201916186U (zh) | 2011-01-17 | 2011-01-17 | 抽油泵高效防断脱柱塞 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113027737A (zh) * | 2019-12-25 | 2021-06-25 | 中国石油天然气股份有限公司 | 抽油机井柱塞泵 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113027737A (zh) * | 2019-12-25 | 2021-06-25 | 中国石油天然气股份有限公司 | 抽油机井柱塞泵 |
CN113027737B (zh) * | 2019-12-25 | 2023-04-07 | 中国石油天然气股份有限公司 | 抽油机井柱塞泵 |
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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: SHAANXI DINGHE YUANRUI ENVIRONMENTAL ENGINEERING C Free format text: FORMER OWNER: XI'AN DARING NEW ENERGY CO., LTD. Effective date: 20150907 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150907 Address after: 312 room 77, Xi'an photoelectric Park, No. two, 710075 hi tech Zone, Xi'an, Shaanxi Patentee after: Shaanxi Dinghe Yuanrui Environment Engineering Co., Ltd. Address before: 710075 410A room, Xi'an photoelectric Park, No. two, 77 science and technology road, Shaanxi, Xi'an Patentee before: Xi'an Daring New Energy Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20170117 |
|
CF01 | Termination of patent right due to non-payment of annual fee |