CN211083635U - 智能安全高压阀门组 - Google Patents
智能安全高压阀门组 Download PDFInfo
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- CN211083635U CN211083635U CN202020405284.3U CN202020405284U CN211083635U CN 211083635 U CN211083635 U CN 211083635U CN 202020405284 U CN202020405284 U CN 202020405284U CN 211083635 U CN211083635 U CN 211083635U
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- 239000002002 slurry Substances 0.000 claims abstract description 29
- 238000005553 drilling Methods 0.000 abstract description 10
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- 238000012423 maintenance Methods 0.000 description 11
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- 230000007547 defect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
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CN202020405284.3U CN211083635U (zh) | 2020-03-26 | 2020-03-26 | 智能安全高压阀门组 |
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CN202020405284.3U CN211083635U (zh) | 2020-03-26 | 2020-03-26 | 智能安全高压阀门组 |
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CN202020405284.3U Expired - Fee Related CN211083635U (zh) | 2020-03-26 | 2020-03-26 | 智能安全高压阀门组 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113944437A (zh) * | 2021-12-20 | 2022-01-18 | 纬达石油装备有限公司 | 一种高压泥浆管汇及其使用方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113944437A (zh) * | 2021-12-20 | 2022-01-18 | 纬达石油装备有限公司 | 一种高压泥浆管汇及其使用方法 |
CN113944437B (zh) * | 2021-12-20 | 2022-02-25 | 纬达石油装备有限公司 | 一种高压泥浆管汇及其使用方法 |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Li Inventor after: Gao Yuntao Inventor after: Gai Lanxiu Inventor after: Liu Tao Inventor after: Li Dongyang Inventor after: Li Jia Inventor after: Chen Xiande Inventor after: Wu Haibin Inventor after: Gong Da Inventor after: Zeng Qincheng Inventor before: Wei Xuecheng Inventor before: Li Jia Inventor before: Chen Xiande Inventor before: Wu Haibin Inventor before: Gong Da Inventor before: Zeng Qincheng Inventor before: Gao Yuntao Inventor before: Liu Junhai Inventor before: Zhang Yong Inventor before: Liu Jiwei Inventor before: Chen Jun Inventor before: Li Li Inventor before: Gai Lanxiu Inventor before: Liu Tao Inventor before: Li Dongyang |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |