CN2522613Y - 抽油机动态注胶式盘根盒 - Google Patents
抽油机动态注胶式盘根盒 Download PDFInfo
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- CN2522613Y CN2522613Y CN 01270062 CN01270062U CN2522613Y CN 2522613 Y CN2522613 Y CN 2522613Y CN 01270062 CN01270062 CN 01270062 CN 01270062 U CN01270062 U CN 01270062U CN 2522613 Y CN2522613 Y CN 2522613Y
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Application Number | Priority Date | Filing Date | Title |
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CN 01270062 CN2522613Y (zh) | 2001-11-01 | 2001-11-01 | 抽油机动态注胶式盘根盒 |
Applications Claiming Priority (1)
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CN 01270062 CN2522613Y (zh) | 2001-11-01 | 2001-11-01 | 抽油机动态注胶式盘根盒 |
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CN2522613Y true CN2522613Y (zh) | 2002-11-27 |
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CN 01270062 Expired - Fee Related CN2522613Y (zh) | 2001-11-01 | 2001-11-01 | 抽油机动态注胶式盘根盒 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102691488A (zh) * | 2012-06-21 | 2012-09-26 | 王亚祥 | 油井动态塑胶注入盘根密封井口装置及方法 |
CN104179472A (zh) * | 2014-08-18 | 2014-12-03 | 中国石油天然气股份有限公司 | 采油井用的光杆密封装置 |
CN110159218A (zh) * | 2019-05-13 | 2019-08-23 | 中国石油天然气股份有限公司 | 免拆注入式盘根盒及其井口密封加料枪 |
-
2001
- 2001-11-01 CN CN 01270062 patent/CN2522613Y/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102691488A (zh) * | 2012-06-21 | 2012-09-26 | 王亚祥 | 油井动态塑胶注入盘根密封井口装置及方法 |
CN102691488B (zh) * | 2012-06-21 | 2015-08-26 | 王亚祥 | 油井动态塑胶注入盘根密封井口装置及方法 |
CN104179472A (zh) * | 2014-08-18 | 2014-12-03 | 中国石油天然气股份有限公司 | 采油井用的光杆密封装置 |
CN110159218A (zh) * | 2019-05-13 | 2019-08-23 | 中国石油天然气股份有限公司 | 免拆注入式盘根盒及其井口密封加料枪 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C56 | Change in the name or address of the patentee |
Owner name: MA JIYUAN; LI LI; YAO XIAOHUA; SHANG SIXIAN Free format text: FORMER NAME OR ADDRESS: MA JIYUAN; LI LI; YAO XIAOHUA |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Ma Jiyuan Patentee after: Li Li Patentee after: Tao Xiaohua Patentee after: Shang Sixian Patentee before: Ma Jiyuan Patentee before: Li Li Patentee before: Tao Xiaohua |
|
CP03 | Change of name, title or address |
Designer after: Ma Jiyuan Designer after: Li Li Designer after: Tao Xiaohua Designer after: Shang Sixian Designer before: Ma Jiyuan Designer before: Li Li Designer before: Tao Xiaohua |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |