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LI FENG, FENG BO, DONG KUIFENG, ZHANG YANXUN, SONG ZHIQIANG, CAO HAIYAN
Year of Publication 13.02.2013
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Year of Publication 13.02.2013
Patent
Electromagnetic underground water exploring/plugging switcher
ZHANG JUNLIANG, ZHANG QIANGDE, ZHANG YANXUN, HAN JIN, CAO HAIYAN, LI LIYUN
Year of Publication 13.02.2013
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Year of Publication 13.02.2013
Patent