1. Improving activated sludge treatment with powdered activated carbon;Adams,1972
2. Improving activated sludge treatment with powdered activated carbon;Adams,1972
3. Activated carbon treatment of raw sewage in solids contact clarifiers;Beebe,1973
4. Physical chemical treatment of a municipal waste water using powdered carbon;Burns,1973
5. Carbon treatment of a municipal waste water;Burns;J. Water Pollut. Control Fed.,1974