CN207296937U - 高压油气井液压油管锚定装置 - Google Patents
高压油气井液压油管锚定装置 Download PDFInfo
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542418A (zh) * | 2017-09-04 | 2018-01-05 | 中石化石油工程技术服务有限公司 | 高压油气井液压油管锚定装置及其工作方法 |
| CN111101884A (zh) * | 2018-10-25 | 2020-05-05 | 中国石油天然气股份有限公司 | 取出套管的装置和方法 |
| CN112377135A (zh) * | 2020-11-12 | 2021-02-19 | 中国石油大学(华东) | 一种油井套管液压变径滚珠整形器 |
| CN115680531A (zh) * | 2021-07-30 | 2023-02-03 | 中国石油天然气股份有限公司 | 防卡双向锚及其使用方法 |
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2017
- 2017-09-04 CN CN201721125515.XU patent/CN207296937U/zh active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542418A (zh) * | 2017-09-04 | 2018-01-05 | 中石化石油工程技术服务有限公司 | 高压油气井液压油管锚定装置及其工作方法 |
| CN111101884A (zh) * | 2018-10-25 | 2020-05-05 | 中国石油天然气股份有限公司 | 取出套管的装置和方法 |
| CN112377135A (zh) * | 2020-11-12 | 2021-02-19 | 中国石油大学(华东) | 一种油井套管液压变径滚珠整形器 |
| CN115680531A (zh) * | 2021-07-30 | 2023-02-03 | 中国石油天然气股份有限公司 | 防卡双向锚及其使用方法 |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200819 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC Group Co-patentee after: SINOPEC OILFIELD SERVICE JIANGHAN Corp. Address before: 100101, Beijing, Chaoyang District Xin Tung Street, a No. 6, Twelfth layers Co-patentee before: SINOPEC OILFIELD SERVICE JIANGHAN Corp. Patentee before: SINOPEC OILFIELD SERVICE Corp. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250710 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee after: SINOPEC Group Country or region after: China Patentee after: Sinopec Petroleum Engineering Technology Service Co.,Ltd. Patentee after: SINOPEC OILFIELD SERVICE JIANGHAN Corp. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: SINOPEC Group Country or region before: China Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC OILFIELD SERVICE JIANGHAN Corp. |