Frontiers | Surface Electrical Behaviors of Apatite ...
However, it can not be ignored that flotation equipment is seriously corroded under acidic conditions and the formation of gypsum inextricably cause pipeline blocking when sulfuric acid and its salts are applied as the apatite depressants (Chen et al., 2018, Ruan et al., 2019). For these disadvantages of inorganic depressants mentioned above, a ...