CN205477516U - 一种油田调剖调驱封堵系统 - Google Patents
一种油田调剖调驱封堵系统 Download PDFInfo
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- CN205477516U CN205477516U CN201520869070.0U CN201520869070U CN205477516U CN 205477516 U CN205477516 U CN 205477516U CN 201520869070 U CN201520869070 U CN 201520869070U CN 205477516 U CN205477516 U CN 205477516U
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CN107313758A (zh) * | 2017-09-04 | 2017-11-03 | 中国石油化工股份有限公司华东油气分公司泰州采油厂 | 一种提高油田采收率的调驱方法 |
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CN107313758A (zh) * | 2017-09-04 | 2017-11-03 | 中国石油化工股份有限公司华东油气分公司泰州采油厂 | 一种提高油田采收率的调驱方法 |
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Denomination of utility model: Oilfield profile and drive control blocking system, method and slug composition for blocking Effective date of registration: 20190807 Granted publication date: 20160817 Pledgee: Yan'an SME Financing Guarantee Co., Ltd. Pledgor: Zhong Qing energy project Technology Co., Ltd. Registration number: Y2019610000002 |
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Date of cancellation: 20210506 Granted publication date: 20160817 Pledgee: Yan'an SME Financing Guarantee Co.,Ltd. Pledgor: ZHONGQING ENERGY ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2019610000002 |
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Effective date of registration: 20220315 Address after: 716099 No. 16, floor 3, block a, incubation base, high tech Industrial Development Zone, Baota District, Yan'an City, Shaanxi Province Patentee after: Yanan Aowei Petroleum Engineering Technology Co.,Ltd. Address before: 716000 Yan'an economic and Technological Development Zone, Shaanxi Province Patentee before: ZHONGQING ENERGY ENGINEERING TECHNOLOGY CO.,LTD. |