CN208918507U - 一种桥塞坐封工具 - Google Patents
一种桥塞坐封工具 Download PDFInfo
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- CN208918507U CN208918507U CN201821359622.3U CN201821359622U CN208918507U CN 208918507 U CN208918507 U CN 208918507U CN 201821359622 U CN201821359622 U CN 201821359622U CN 208918507 U CN208918507 U CN 208918507U
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- pressure release
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CN201821359622.3U CN208918507U (zh) | 2018-08-22 | 2018-08-22 | 一种桥塞坐封工具 |
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CN201821359622.3U CN208918507U (zh) | 2018-08-22 | 2018-08-22 | 一种桥塞坐封工具 |
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CN208918507U true CN208918507U (zh) | 2019-05-31 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113090223A (zh) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | 坐封工具及坐封方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113090223A (zh) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | 坐封工具及坐封方法 |
CN113090223B (zh) * | 2019-12-23 | 2022-06-03 | 中国石油天然气股份有限公司 | 坐封工具及坐封方法 |
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Effective date of registration: 20220211 Address after: 100028 Chaoyang District, Beijing Hui Xin Street 6, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Zhongyuan measurement and control company of Sinopec Jingwei Co.,Ltd. Address before: 100028 Chaoyang District, Beijing Hui Xin Street 6, Twelfth level. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING Co.,Ltd. Patentee before: PHYSICAL GEOGRAPHY LOGGING COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO.,LTD. |
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