CN202689955U - 油井防窜耐磨套管 - Google Patents
油井防窜耐磨套管 Download PDFInfo
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- CN202689955U CN202689955U CN 201220232941 CN201220232941U CN202689955U CN 202689955 U CN202689955 U CN 202689955U CN 201220232941 CN201220232941 CN 201220232941 CN 201220232941 U CN201220232941 U CN 201220232941U CN 202689955 U CN202689955 U CN 202689955U
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Application Number | Priority Date | Filing Date | Title |
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CN 201220232941 CN202689955U (zh) | 2012-05-23 | 2012-05-23 | 油井防窜耐磨套管 |
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CN 201220232941 CN202689955U (zh) | 2012-05-23 | 2012-05-23 | 油井防窜耐磨套管 |
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CN202689955U true CN202689955U (zh) | 2013-01-23 |
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CN 201220232941 Expired - Fee Related CN202689955U (zh) | 2012-05-23 | 2012-05-23 | 油井防窜耐磨套管 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105909181A (zh) * | 2016-05-17 | 2016-08-31 | 太原理工大学 | 一种注热开采油气固井波纹套管装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105909181A (zh) * | 2016-05-17 | 2016-08-31 | 太原理工大学 | 一种注热开采油气固井波纹套管装置 |
CN105909181B (zh) * | 2016-05-17 | 2018-04-06 | 太原理工大学 | 一种注热开采油气固井波纹套管装置 |
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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: SINKIANG KARAMAY CAIFENG INDUSTRY CO., LTD. Free format text: FORMER OWNER: CHENGDU KOO ONE NETWORK TECHNOLOGY CO., LTD. Effective date: 20130516 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 834008 KARAMAY, XINJIANG UYGUR AUTONOMOUS REGION |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130516 Address after: 834008, No. 1, hop Road, Karamay plain, the Xinjiang Uygur Autonomous Region Patentee after: Xinjiang Karamay Caifeng Industrial Co., Ltd. Address before: 610000 A building 103B, No. two, 1 Garden Road, Chengdu hi tech Zone, Sichuan, China Patentee before: Chengdu Coldplay Network Technology Co.,Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20130523 |