Zhihui Shi

Production method of producing sulfuric acid cogeneration concrete using flur-gypsum

Method for jointly treating high-fluorine sewage by utilizing waste slag

Application process for drying aluminium hydroxide fines

Color-developing agent for carbonless copying paper

Method for producing ultra-fine cryolite

Composite decoloring method for sodium aluminate solution

Method for preparing aluminum hydroxide and use of combination of methanol and inducer in process for preparing aluminum hydroxide

Method for synthesizing cryolite by using waste from aluminum fluoride and trihydrate alumina production

Separation method of mixed liquor of high-alkali sodium aluminate solution and methanol

Method for separating high alkali sodium aluminate solution - methyl alcohol mixed liquor