CN204532258U - 一种用于井下液压控制的微型电动阀 - Google Patents
一种用于井下液压控制的微型电动阀 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104563961A (zh) * | 2014-12-31 | 2015-04-29 | 中国石油化工股份有限公司江汉油田分公司采油工艺研究院 | 一种用于井下液压控制的微型电动阀 |
CN109505561A (zh) * | 2018-12-06 | 2019-03-22 | 盐城市森鑫石油机械有限公司 | 油田自流注水及自喷采油开采用多次开关阀及其工作方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104563961A (zh) * | 2014-12-31 | 2015-04-29 | 中国石油化工股份有限公司江汉油田分公司采油工艺研究院 | 一种用于井下液压控制的微型电动阀 |
CN109505561A (zh) * | 2018-12-06 | 2019-03-22 | 盐城市森鑫石油机械有限公司 | 油田自流注水及自喷采油开采用多次开关阀及其工作方法 |
CN109505561B (zh) * | 2018-12-06 | 2023-05-12 | 盐城市森鑫石油机械有限公司 | 油田自流注水及自喷采油开采用多次开关阀及其工作方法 |
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Address after: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee after: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC Address before: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee before: OIL PRODUCTION TECHNOLOGY Research Institute OF JIANGHAN OILFIELD COMPANY SINOPEC |
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Effective date of registration: 20191217 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Address before: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee before: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC |
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