Polyvinyl chloride resin filter
ZHANG FANG, CHANG WANBIN, GUO XIUQIANG, LI LONG, QUAN XIAOHUI, HE SHENG
Year of Publication 24.05.2024
Get full text
Year of Publication 24.05.2024
Patent
Safety protection device for calcium carbide bin
CHANG WANBIN, LI JUN, WEI YANKANG, LI XIAOQIANG, GU HONGYUN, HE SHENG
Year of Publication 26.04.2024
Get full text
Year of Publication 26.04.2024
Patent
Safety isolation device of wet acetylene generation system
CHANG WANBIN, LI JUN, WEI YANKANG, LI XIAOQIANG, GU HONGYUN, HE SHENG
Year of Publication 26.04.2024
Get full text
Year of Publication 26.04.2024
Patent
Recycling method of byproduct hydrogen chloride containing organic matters
SEO HYEWON, HE WEI, CHANG WANBIN, YAN HUA, XIE HAOJIANG, QUAN XIAOHUI
Year of Publication 15.11.2022
Get full text
Year of Publication 15.11.2022
Patent
Device for recovering vinyl chloride dissolved in wastewater
LI ZEFANG, ZHANG JIAJIA, SHAO BO, HE WEI, CHANG WANBIN, GUO XIUQIANG, HUANG JIAN, LI YAN, HE SHENG
Year of Publication 26.04.2024
Get full text
Year of Publication 26.04.2024
Patent
Device for removing sulfur and phosphorus impurities in crude acetylene gas
HE WEI, ZHANG FANG, CHANG WANBIN, GUO XIUQIANG, QUAN XIAOHUI, HE SHENG
Year of Publication 08.07.2022
Get full text
Year of Publication 08.07.2022
Patent
Device for producing vinyl chloride by using trichloro ethylene byproduct hydrogen chloride
HE WEI, ZHANG FANG, CHANG WANBIN, ZOU LINGLING, YAN HUAN, GUO XIUQIANG, QUAN XIAOHUI, HE SHENG
Year of Publication 15.11.2022
Get full text
Year of Publication 15.11.2022
Patent
Flame-retardant polyvinyl chloride resin and preparation method thereof
SEO HYEWON, CHANG WANBIN, GOU KEZHEN, WEN SHIMIN, HE AI, XU FEI, QUAN XIAOHUI, WEN XIAOHU
Year of Publication 29.09.2023
Get full text
Year of Publication 29.09.2023
Patent
Lower sealing head and reaction device
HE WEI, CHANG WANBIN, GUO XIUQIANG, QUAN XIAOHUI, YAN XIANGRUI, HE SHENG
Year of Publication 10.12.2021
Get full text
Year of Publication 10.12.2021
Patent
Kettle type steam stripping device
LI ZEFANG, SHAO BO, HE WEI, CHENG WANBIN, CHANG WANBIN, HUANG JIAN, LI YAN, HE SHENG
Year of Publication 19.09.2023
Get full text
Year of Publication 19.09.2023
Patent
Acetylene gas pressurized conveying device
CHANG WANBIN, LI JUN, ZHOU HUA, WEI YANKANG, LI XIAOQIANG, GU HONGYUN, HE SHENG
Year of Publication 02.06.2023
Get full text
Year of Publication 02.06.2023
Patent
Automatic waste sulfuric acid replacement device for acetylene purification and waste sulfuric acid loading system
CHANG WANBIN, LI JUN, ZHOU HUA, WEI YANKANG, LI XIAOQIANG, GU HONGYUN, HE SHENG
Year of Publication 02.06.2023
Get full text
Year of Publication 02.06.2023
Patent
Device for detecting free chlorine in hydrogen chloride
PANG JILIN, HE WEI, ZHANG FANG, CHANG WANBIN, GUO XIUQIANG, FENG MU, QUAN XIAOHUI, HE SHENG
Year of Publication 02.06.2023
Get full text
Year of Publication 02.06.2023
Patent
Star discharger
HE WEI, CHANG WANBIN, GUO XIUQIANG, LI LONG, QUAN XIAOHUI, ZHANG CHENXI, HE SHENG
Year of Publication 03.06.2022
Get full text
Year of Publication 03.06.2022
Patent
Tetrachloroethylene alkali washing sprayer
HE WEI, ZHANG FANG, CHANG WANBIN, YAN HUAN, GUO XIUQIANG, LI LONG, YAN XIANGRUI, QUAN XIAOHUI
Year of Publication 19.04.2022
Get full text
Year of Publication 19.04.2022
Patent
Crude acetylene gas cleaning device
CHANG WANBIN, LI JUN, ZHOU HUA, WEI YANKANG, LI XIAOQIANG, GU HONGYUN, ZHANG CHENXI
Year of Publication 19.04.2022
Get full text
Year of Publication 19.04.2022
Patent
Online cleaning method for chemical heat exchange equipment and circulating water system
HE WEI, ZHANG FANG, CHANG WANBIN, CHENG WANBIN, GUO XIUQIANG, QUAN XIAOHUI, HE SHENG
Year of Publication 15.02.2022
Get full text
Year of Publication 15.02.2022
Patent