CN203081364U - 一种适用于空气钻井的连续循环短接 - Google Patents
一种适用于空气钻井的连续循环短接 Download PDFInfo
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- CN203081364U CN203081364U CN 201220713934 CN201220713934U CN203081364U CN 203081364 U CN203081364 U CN 203081364U CN 201220713934 CN201220713934 CN 201220713934 CN 201220713934 U CN201220713934 U CN 201220713934U CN 203081364 U CN203081364 U CN 203081364U
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CN 201220713934 CN203081364U (zh) | 2012-12-21 | 2012-12-21 | 一种适用于空气钻井的连续循环短接 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114033332A (zh) * | 2021-10-25 | 2022-02-11 | 中石化四机石油机械有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114320195A (zh) * | 2022-01-07 | 2022-04-12 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114033332A (zh) * | 2021-10-25 | 2022-02-11 | 中石化四机石油机械有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114033332B (zh) * | 2021-10-25 | 2024-05-17 | 中国石油化工股份有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114320195A (zh) * | 2022-01-07 | 2022-04-12 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
CN114320195B (zh) * | 2022-01-07 | 2023-08-22 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610017 5 Building No. 2 Room 501 Patentee after: CHENGDU OUXUN TECHNOLOGY Co.,Ltd. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province in 610017 B No. 5 Room 201 Patentee before: CHENGDU OUXUN MARINE ENGINEERING EQUIPMENT CO.,LTD. |
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Effective date of registration: 20200722 Address after: 620564 Renshou Economic Development Zone, Renshou County, Sichuan, Meishan Patentee after: SICHUAN OUXUN ENERGY ENGINEERING TECHNOLOGY Co.,Ltd. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610041 5 Building No. 2 Room 501 Patentee before: CHENGDU OUXUN TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20130724 |
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