CN204476264U - 一种径向钻井专用井下导向装置 - Google Patents
一种径向钻井专用井下导向装置 Download PDFInfo
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- CN204476264U CN204476264U CN201520094091.XU CN201520094091U CN204476264U CN 204476264 U CN204476264 U CN 204476264U CN 201520094091 U CN201520094091 U CN 201520094091U CN 204476264 U CN204476264 U CN 204476264U
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105525874A (zh) * | 2015-12-03 | 2016-04-27 | 中国石油天然气集团公司 | 钻径向水平孔用导向器的旋转出口装置 |
CN106917618A (zh) * | 2017-02-18 | 2017-07-04 | 中国石油大学胜利学院 | 一种微型多分支井增产转向短节及方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105525874A (zh) * | 2015-12-03 | 2016-04-27 | 中国石油天然气集团公司 | 钻径向水平孔用导向器的旋转出口装置 |
CN106917618A (zh) * | 2017-02-18 | 2017-07-04 | 中国石油大学胜利学院 | 一种微型多分支井增产转向短节及方法 |
CN106917618B (zh) * | 2017-02-18 | 2023-01-03 | 山东石油化工学院 | 一种微型多分支井增产转向短节及方法 |
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C14 | Grant of patent or utility model | ||
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 257067 No. two, 233 South Road, Shandong, Dongying Patentee after: SHANDONG KERUI OILFIELD SERVICE GROUP Co.,Ltd. Address before: 257067 No. two, 233 South Road, Shandong, Dongying Patentee before: SHANDONG KERUI INTERNATIONAL OIL GAS ENGINEERING Co.,Ltd. |
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Effective date of registration: 20200506 Address after: 610000 Area 408, 4th Floor B, Space Road, Longtan Industrial Park, Chenghua District, Chengdu City, Sichuan Province Patentee after: Sichuan Ruidu Petroleum Engineering Technology Service Co.,Ltd. Address before: 257067 No. two, 233 South Road, Shandong, Dongying Patentee before: SHANDONG KERUI OILFIELD SERVICE GROUP Co.,Ltd. |
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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: 20150715 Termination date: 20210210 |