Industrial Waste Treatment

acid aeration agency aluminum sulfate amount Biofilter biological cannery cent charge chlorine coagulants color contain cubic digestion discharge disposal Dorr Company Engineering equipment expense factors Federal Federal Works Administrator feet ferric chloride ferrous sulfate Final effluent flocculation flocs flow sheet grease grit handling industrial plant Industrial Waste Treatment industrial wastes installation lime liquid liquor manufacture material mechanical ment method of treatment municipal normal operating costs organic matter oxygen pipe plant owner produce pulp pump Raw wastes recirculation reduce removed sample screen sedimentation settleable solids settling tank Sewage Works Journal sewage-treatment plant sewer sewerage sludge sludge digestion solution sulfur sulfuric acid suspended solids TABLE tests tion Trade Waste treated treatment plant trickling filter Type of waste unit usually vacuum filter velocity washing waste problem waste-treatment plant wastes contain water pollution weir