| 摘要 |
There is provided a filtration system for removing suspended and colloidal material from wastewater wherein the suspended and colloidal material has a suspended and colloidal material particle size and wherein the filtration system has a self-cleaning filter comprising a screen having a screen size greater than the suspended and colloidal material particle size. In use, a chemical doser is used to introduce the coagulation chemicals to coagulate the suspended and collodial material to form coagulated material having a particle size greater than that of the screen size for collection by the screen. |
