CN214532902U - 一种井下试采防垢工具 - Google Patents
一种井下试采防垢工具 Download PDFInfo
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Cited By (1)
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CN114059968A (zh) * | 2021-11-11 | 2022-02-18 | 中国海洋石油集团有限公司 | 一种油田固体防垢块投放装置及井下投放方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114059968A (zh) * | 2021-11-11 | 2022-02-18 | 中国海洋石油集团有限公司 | 一种油田固体防垢块投放装置及井下投放方法 |
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Effective date of registration: 20220217 Address after: 163000 No.4, Beiyi Road, Huoju village, Saertu District, Daqing City, Heilongjiang Province Patentee after: DALIAN SHENGWEI MACHINERY MANUFACTURING Co.,Ltd. Address before: 163000 deligor Industrial Park, economic development zone, duerbert Mongolian Autonomous County, Daqing City, Heilongjiang Province Patentee before: Jiangtian Technology Co.,Ltd. |
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Effective date of registration: 20220510 Address after: 163000 Daqing Industrial Park, Honggang District, Heilongjiang, China Patentee after: DAQING XINDEFENG PETROLEUM TECHNOLOGY CO.,LTD. Address before: 163000 No.4, Beiyi Road, Huoju village, Saertu District, Daqing City, Heilongjiang Province Patentee before: DALIAN SHENGWEI MACHINERY MANUFACTURING Co.,Ltd. |
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