CN204866790U - 一种自动报警的测井井口洗缆器 - Google Patents
一种自动报警的测井井口洗缆器 Download PDFInfo
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CN114991766A (zh) * | 2022-06-03 | 2022-09-02 | 中国煤炭地质总局第一勘探局地质勘查院 | 一种气体矿产勘查报警装置及方法 |
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CN114991766A (zh) * | 2022-06-03 | 2022-09-02 | 中国煤炭地质总局第一勘探局地质勘查院 | 一种气体矿产勘查报警装置及方法 |
CN114991766B (zh) * | 2022-06-03 | 2024-04-05 | 中国煤炭地质总局第一勘探局地质勘查院 | 一种气体矿产勘查报警装置及方法 |
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Effective date of registration: 20220222 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Shengli logging company of Sinopec Jingwei Co.,Ltd. Address before: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: Logging company of Sinopec Shengli Petroleum Engineering Co., Ltd |