Dock caisson movable grout lifting platform device
GONG MOSONG, GAO XUFENG, GU CHUNYE, LI WEI, MENG XIANHUI, CHEN MINGQIAN, ZHANG FALIN
Year of Publication 12.05.2010
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Year of Publication 12.05.2010
Patent
Process for producing ammonium sulfate by adopting negative pressure double-countercurrent evaporation and crystallization mode
LI ZHENQING, WU YUDONG, XIA WEI, YU WEICHENG, ZHANG CHUNYU, ZHANG PEICUN, GONG XIAOYAN, MENG XIANHUI, HOU WEI, GUO HONGTAO, ZHANG MINGKUN
Year of Publication 29.12.2010
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Year of Publication 29.12.2010
Patent