Digital electrical heating device for heating mediums
ZANG HAI, GOU WENHAN, HAN ZHE, HE JIANGUO, ZHENG SHENGHONG, ZHANG ZILIANG
Year of Publication 28.08.2013
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Year of Publication 28.08.2013
Patent
Anti-evacuation control system with mixed delivery pump
ZANG HAI, GOU WENHAN, LIU WEI, HAN ZHE, ZHANG FUCHAO, ZHENG SHENGHONG
Year of Publication 19.06.2013
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Year of Publication 19.06.2013
Patent
Crude oil split-flow frequency conversion output control system
ZANG HAI, GOU WENHAN, LIU WEI, HAN ZHE, ZHANG FUCHAO, ZHENG SHENGHONG
Year of Publication 17.04.2013
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Year of Publication 17.04.2013
Patent