CN205172434U - 旋转自导式浮鞋 - Google Patents
旋转自导式浮鞋 Download PDFInfo
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- CN205172434U CN205172434U CN201520900061.3U CN201520900061U CN205172434U CN 205172434 U CN205172434 U CN 205172434U CN 201520900061 U CN201520900061 U CN 201520900061U CN 205172434 U CN205172434 U CN 205172434U
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CN201520900061.3U CN205172434U (zh) | 2015-11-12 | 2015-11-12 | 旋转自导式浮鞋 |
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CN201520900061.3U CN205172434U (zh) | 2015-11-12 | 2015-11-12 | 旋转自导式浮鞋 |
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CN205172434U true CN205172434U (zh) | 2016-04-20 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107859485A (zh) * | 2017-11-21 | 2018-03-30 | 中国石油集团西部钻探工程有限公司 | 自由旋转浮鞋总成 |
CN109403883A (zh) * | 2018-12-26 | 2019-03-01 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种下套管作业专用节流防倒返旋转引鞋及使用方法 |
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- 2015-11-12 CN CN201520900061.3U patent/CN205172434U/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107859485A (zh) * | 2017-11-21 | 2018-03-30 | 中国石油集团西部钻探工程有限公司 | 自由旋转浮鞋总成 |
CN109403883A (zh) * | 2018-12-26 | 2019-03-01 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种下套管作业专用节流防倒返旋转引鞋及使用方法 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Effective date of registration: 20180801 Address after: 100028 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Co-patentee after: WELL CEMENTATION COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Co-patentee after: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Address before: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Co-patentee before: WELL CEMENTATION COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Patentee before: SINOPEC OILFIELD SERVICE CORPORATION |