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Weiqi Hua

Beijing University of Chemical Technology

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Archive | 2011

METHOD FOR TREATING REVERSE OSMOSIS CONCENTRATED WATER

Hongke Zhang; 张宏科; Zhenlong Fan; 范珍龙; Junjun Wang; 王俊俊; Xiaogao Liu; 刘小高; Meirong Duan; 段美荣; Bo Zhou; 周波; Rui Wang; 王瑞; Hua Heng; 衡华; Weiqi Hua; 华卫琦

Archive | 2011

Processing method of effluent brine produced in MDI production process

Hongke Zhang; Weiqi Hua; Xiaogao Liu; Zhenhua Zhao; Shuchang Sun; Jiansheng Ding; Jian-Feng Chen; Pengyuan Zhang; Haikui Zou; Guangwen Chu; Limin Xu

Archive | 2009

Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (mdi)

Hongke Zhang; Weiqi Hua; Xiaogao Liu; Zhenhua Zhao; Shuchang Sun; Jiansheng Ding; Jian-Feng Chen; Pengyuan Zhang; Haikui Zou; Guangwen Chu; Limin Xu

Archive | 2007

Process of extracting polymethylene polyphenyl polyamine from its salt water solution

Jiansheng Ding; Jian-Feng Chen; Weiqi Hua; Pengyuan Zhang; Kongke Zhang; Haikui Zou; Shuchang Sun; Guangwen Chu; Yongshun Du; Limin Xu

Archive | 2010

Preparation of polymethylene polyphenyl polyamine

Jian-Feng Chen; Jiansheng Ding; Shuchang Sun; Limin Xu; Pengyuan Zhang; Guangwen Chu; Hongke Zhang; Weiqi Hua; Haikui Zou

Archive | 2008

Deep treatment method for waste salt water produced in MDI producing process

Jiansheng Ding; Hongke Zhang; Weiqi Hua; Yongshun Du; Zhihe Zhang; Shuchang Sun; Lin Liu

Archive | 2007

PROCESS FOR THE PREPARATION OF POLYMETHYLENE POLYPHENYL POLYAMINE

Jiansheng Ding; Jian-Feng Chen; Hongke Zhang; Haikui Zou; Weiqi Hua; Pengyuan Zhang; Shuchang Sun; Guangwen Chu; Limin Xu

Archive | 2007

Method for producing polymethylene-polyphenyl-polyamine

Jian-Feng Chen; Guangwen Chu; Jiansheng Ding; Weiqi Hua; Shuchang Sun; Limin Xu; Hongke Zhang; Pengyuan Zhang; Haikui Zou; 丁建生; 初廣文; 孫淑常; 張宏科; 張鵬遠; 華衛奇; 許利民; 鄒海魁; 陳建峰

Archive | 2012

Method for preparing low-chromatic number isocyanate and isocyanate prepared by same

Hui Sun; Mengwen Guo; Shi Sen; Hongke Zhang; Weiqi Hua; Xiaogao Liu; Jiansheng Ding

Archive | 2007

Method of preparing polymethylene-polyphenyl-polyamine

Jiansheng Ding; Jian-Feng Chen; Hongke Zhang; Haikui Zou; Weiqi Hua; Pengyuan Zhang; Shuchang Sun; Guangwen Chu; Limin Xu

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