CN205936586U - 一种手持式油井憋压记录仪 - Google Patents
一种手持式油井憋压记录仪 Download PDFInfo
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CN109538195A (zh) * | 2018-11-15 | 2019-03-29 | 辽宁弘毅科技有限公司 | 一种抽油井双憋压力测试仪 |
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CN109538195A (zh) * | 2018-11-15 | 2019-03-29 | 辽宁弘毅科技有限公司 | 一种抽油井双憋压力测试仪 |
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Inventor after: Li Huijie Inventor after: Ma Xianbin Inventor after: Gao Zhongxian Inventor after: Song Huolun Inventor after: Yang Tao Inventor after: Qi Zhengxue Inventor before: Li Huijie Inventor before: Ma Xianbin Inventor before: Gao Zhongxian Inventor before: Song Huolun Inventor before: Yang Tao Inventor before: Qi Zhengxue |
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