CN203130005U - 一种取芯工具堵芯压力升高示警装置 - Google Patents
一种取芯工具堵芯压力升高示警装置 Download PDFInfo
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265264A (zh) * | 2014-08-18 | 2015-01-07 | 中国石油集团长城钻探工程有限公司 | 一种全适应地层岩心进筒异常显示机构 |
CN108798574A (zh) * | 2017-04-28 | 2018-11-13 | 中石化石油工程技术服务有限公司 | 一种带减震功能的双轴承钻井取芯悬挂装置 |
CN113982499A (zh) * | 2021-10-19 | 2022-01-28 | 中国海洋石油集团有限公司 | 一种取芯堵芯报警短节 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265264A (zh) * | 2014-08-18 | 2015-01-07 | 中国石油集团长城钻探工程有限公司 | 一种全适应地层岩心进筒异常显示机构 |
CN108798574A (zh) * | 2017-04-28 | 2018-11-13 | 中石化石油工程技术服务有限公司 | 一种带减震功能的双轴承钻井取芯悬挂装置 |
CN113982499A (zh) * | 2021-10-19 | 2022-01-28 | 中国海洋石油集团有限公司 | 一种取芯堵芯报警短节 |
CN113982499B (zh) * | 2021-10-19 | 2023-09-19 | 中国海洋石油集团有限公司 | 一种取芯堵芯报警短节 |
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C14 | Grant of patent or utility model | ||
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Effective date of registration: 20151103 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee after: Sinopec Corp. Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: Sinopec Corp. Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20210111 |
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CF01 | Termination of patent right due to non-payment of annual fee |