Novel beam column material four-side forming automatic turnover mechanism
ZHANG LULU, REN CHANGQING, ZHAN LI, LIU ZHEPENG, LI FENG, LU QI, YANG CHUNMEI
Year of Publication 05.01.2021
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Year of Publication 05.01.2021
Patent
Small diameter wood semi-circular finger jointing laminated wood and preparation method thereof
REN CHANGQING, JIANG TING, MA YAN, JIANG XINBO, YANG CHUNMEI, NAN CHAO
Year of Publication 28.09.2018
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Year of Publication 28.09.2018
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Novel self -propelled brush wood chipping machine power transmission structure
REN CHANGQING, JIANG TING, MA YAN, CHEN YEYE, JIANG XINBO, YANG CHUNMEI, SONG MINGLIANG
Year of Publication 10.08.2018
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Year of Publication 10.08.2018
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Low-nitrogen combustion process of gas-fired boiler
REN CHANGQING, GUO YUNXIA, LI GUOZHENG, ZHANG AIQING, LIU CHEN, LIU SHENGQI, WANG DAGANG, DONG BENWAN, YUE JIANXIN, XIAO JIJUN, MAO XIAOGANG, CHEN YU, ZHAI HUIXU, LYU NING, YUAN XING
Year of Publication 18.06.2021
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Year of Publication 18.06.2021
Patent
When using, prestress wire prevents loosening device
REN CHANGQING, GONG JUNPING, XU CHUNMING, ZHANG HONGYU, WANG LUMING, WANG BO
Year of Publication 26.06.2018
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Year of Publication 26.06.2018
Patent
Drum -type log automatic feeding mechanism
REN CHANGQING, CHEN ZHE, LIU XUDONG, FAN XINRUI, LIU SHUO, LI XIANG, YANG CHUNMEI
Year of Publication 29.05.2018
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Year of Publication 29.05.2018
Patent
Device is checked to bridge base stone support bolt preformed hole position
REN CHANGQING, GONG JUNPING, XU CHUNMING, ZHANG HONGYU, WANG LUMING, WANG BO
Year of Publication 18.05.2018
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Year of Publication 18.05.2018
Patent