Pipeline flow control device and flow control pipeline von LUO CHUNHONG, GAI WEIBING, WANG MIN, CHEN SANJIE, LIU MEIHONG, HUANG HAOFEI, LI ZHIPING, SUN LIANHUI, MA JINGGUO, CHEN GONGJUN

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Paraffin removal pipe orifice pollution control device for oil pipe cavity communicating machine von GAI WEIBING, XU JIE, XU HAIPING, LIU MEIHONG, ZHANG BO, LI ZHIPING, WANG YANJUN, SUN LIANHUI, HUO HONGTAO, ZHAO RUIGANG, YANG YUANPING, YANG ZHENTAO, WANG TIEFENG, CHEN HUI, TAO YAN

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Blowout preventer pressure test device and pressure test system von YANG ANPING, GAI WEIBING, LIU MEIHONG, WANG TIEFENG, HUANG SHU, ZHANG AIWEN, LI ZHIPING, YUAN QINGCHUN, WANG GE, MA JINGGUO

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Effect of femoral PICC line insertion in neonates with digestive tract disease von Gai, Mengchen, Wang, Yanbo, Chen, Jiaojiao, Tang, Weibing, Jiang, Weiwei, Li, Wei, Li, Hongxing, Zhou, Jing

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A novel poly(vinyl alcohol)/silica composite film with “spherical crystal interlocking structure” and its barrier and enhancement mechanism von Meng, Liucheng, Xi, Jianfeng, Ye, Wenjie, Xu, Ke, Gai, Xiaoqian, Xu, Zhaoyang, Xiao, Huining, Wu, Weibing

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A cross-sectional study of sputum handling by and supervision of patients with pulmonary tuberculosis treated at home in China von Mei, Lin, Tobe, Ruoyan Gai, Geng, Hong, Ma, Yunbo, Li, Ruiying, Wang, Weibing, Selotlegeng, Lesego, Wang, Xingzhou, Xu, Lingzhong

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Wire tip specialized tool that polishes von GU XIANHUA, LIN JUNNIAN, CUI YONG, JI JUN, AN BIN, HAN YUTAO, SUN WEIBING, MENG QINGCHENG, GAI HAILONG, MU LI, LI YINGHUI, XIAO HUI, YANG CHENGLONG, LYU NAN

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Auxiliary tool special for compressing joint of wires von GU XIANHUA, LIN JUNNIAN, JI JUN, GAI HAILONG, YANG JINGBO, AN BIN, HAN YUTAO, MU LI, XIAO HUI, SUN WEIBING, LYU NAN, MENG QINGCHENG

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Special auxiliary tool for wire crimping von GU XIANHUA, LIN JUNNIAN, JI JUN, GAI HAILONG, YANG JINGBO, AN BIN, HAN YUTAO, MU LI, XIAO HUI, SUN WEIBING, LYU NAN, MENG QINGCHENG

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Dedicated polishing tool for end part of wire von GU XIANHUA, LIN JUNNIAN, CUI YONG, JI JUN, AN BIN, HAN YUTAO, SUN WEIBING, MENG QINGCHENG, GAI HAILONG, MU LI, LI YINGHUI, XIAO HUI, YANG CHENGLONG, LYU NAN

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Polish rod centralizer of oil extractor von LIU BIN, ZHANG ZHAOHUA, LI ZHIQIANG, GAI YONGCHAO, QIN JIANCHANG, SHAO FENG, LI HONGMEI, CHEN QINGFENG, SONG WEIBING

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