Inventor
WEI CHENJUAN
CN3 patents
Patents
3 patentsUS9776868B2Oct 3, 2017
Apparatus for preparing phosphoric acid from fume exiting the kiln in a kiln phosphoric acid process
SICHUAN KO CHANG TECH CO LTD0 citations42
US10232312B2Mar 19, 2019
Device and process for fluorine recovery from smoke after phosphorus absorption by hydration in kiln process for production of phosphoric acid
SICHUAN KO CHANG TECH CO LTD0 citations32
US10023463B2Jul 17, 2018
Phosphorus absorption by hydration and fluorine recovery for fume exiting kiln in kiln phosphoric acid process
SICHUAN KO CHANG TECH CO LTD0 citations32