Oxidation smelting method of lead-containing high-zinc material von ZHAO ZHENBO, ZHENG MING, TIAN JIANGTAO, LI CHENYIN, GOU FUXIN, CHEN XUANYUAN, LI WEIFENG, ZHAO TAOTAO, LI BO

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Method for realizing deep enrichment of secondary zinc oxide in reduction smelting furnace von ZHAO ZHENBO, ZHENG MING, LI CHENYIN, LU SONGSONG, GOU FUXIN, CHEN XUANYUAN, LI WEIFENG, ZHAO TAOTAO

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Method for recycling zinc resources in lead smelting system von ZHAO ZHENBO, ZHENG MING, SHI YINJUAN, LI CHENYIN, LI WEIFENG, CHEN XUANYUAN, GOU FUXIN, BAI HUIPING, HUANG YUBO

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Segmented smelting method for high-rich multi-metal material von ZHAO ZHENBO, ZHENG MING, LI CHENYIN, LU SONGSONG, LI WEIFENG, GOU FUXIN, CHEN XUANYUAN, ZHAO TAO

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Weld joint real-time protection cover during welding von LIU HONG, ZHU TONG, ZHANG JIANXUN, GOU NINGNIAN, LI ZHEN'GANG, LI FUXIN

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Device and method for improving tapping reliability of large converter von TONG SHENGGANG, DAI PING, SUN JINMING, ZHANG WEIGUO, DING ZHONG, SUN ZHENGQU, BI YONGJIE, WANG XUEXIN, CHEN CHUANLEI, WANG PENGFEI, GOU YI, GAO LONGYONG, LANG DAHUI, WEN FUXIN, HU QINDONG, MA SHUMEI

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Safe disinfection equipment von YE JINGHUA, ZHANG JUNFENG, GUO HONGWEI, WU ZHIFENG, GOU CHAOMIN, GU JUNZU, LI FUXIN, SHENG DEQUN, SHANG GUOJUN, JIANG BAOHUI, TANG XIAOPING, ZHANG YUEYUE, FAN ZHENGUO, ZHANG SHUO, LIU KEYING

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