CN211549634U - 盐井矿开采用井口快速封堵装置 - Google Patents
盐井矿开采用井口快速封堵装置 Download PDFInfo
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- CN211549634U CN211549634U CN201922219995.1U CN201922219995U CN211549634U CN 211549634 U CN211549634 U CN 211549634U CN 201922219995 U CN201922219995 U CN 201922219995U CN 211549634 U CN211549634 U CN 211549634U
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Effective date of registration: 20230523 Address after: 225009 No.1, Wenhui West Road, Yangzhou Economic Development Zone, Jiangsu Province Patentee after: SINOPEC Group Patentee after: SINOPEC GROUP JIANGSU PETROLEUM EXPLORATION BUREAU Co.,Ltd. Patentee after: JIANGSU XINYUAN MINING Co.,Ltd. Address before: 225000 14 / F, building a, Greenland Fengchuang international, 50 Xiangyun Road, Hanjiang District, Yangzhou City, Jiangsu Province Patentee before: JIANGSU XINYUAN MINING Co.,Ltd. |