Search Results for the EPA National Library Catalog

Items Found: 682
Showing: Items 451 - 500
Your Search: (SUBJECT=Activated sludge process)


 
 
 
PREV 1 ... 3 4 5 6 7 8 9 10 11 12 13 14 NEXT
Select Item Title Year Published
Phosphorus Removal. A Bibliography, Volume 2. 1973
Pilot investigation of secondary sludge dewatering alternatives / 1978
Pilot Plant Demonstration of a Lime-Biological Treatment Phosphorus Removal Method. 1973
Pilot plant evaluation of alternative activated sludge systems / 1977
Pilot plant study of mechanical dewatering devices operated on waste activated sludge. 1976
Pilot scale investigation of computerized control of the activated sludge process / 1983
Pilot studies on activated carbon enhancement of the refinery activated sludge process--phase II 1978
Pilot-Demonstration Project for Industrial Reuse of Renovated Municipal Wastewater. 1973
Planning, Development and Management of Wastewater Treatment Facilities. Training Manual. 1971
Pollution abatement in a brewing facility / 1974
Post Construction Performance of Schreiber Counter-Current Aeration Facilities. 1987
Precipitation of Phosphates from Water with Ferrous Salts. 1971
Prediction of the Fates of Organic Chemicals in Biological Treatment Process-An Overview. 1984
Preliminary Design and Simulation of Conventional Wastewater Renovation Systems using the Digital Computer. 1968
Procedures and practices in activated sludge process control 1983
Proceedings : Workshop Toward an Oxygen Transfer Standard, Asilomar Conference Grounds, Pacific Grove, California, April 11-14, 1978 / 1979
Proceedings ninth National Symposium on Food Processing Wastes : March 29-31, 1978, Denver, Colorado / 1978
Proceedings of the 4th EPA national wastewater treatment technology transfer workshop : held in Kansas City, Missouri on May 17-19, 1995 / 1995
Proceedings of the Conference on Combined Municipal/Industrial Wastewater Treatment / 1981
Proceedings of the second Open Forum on Management of Petroleum Refinery Wastewater / 1978
Proceedings of the Symposium on New Trends in Water and Sewage Treatment Using Pure Oxygen and Ozone, October 12, 1974, Denver, Colorado : a collection of papers 1974
Proceedings Sixth United States/Japan Conference on Sewage Treatment Technology, Cincinnati, Ohio, October 30-31, 1978 {and} Washington, D.C., November 2-3, 1978 / 1979
Proceedings, Fifth National Symposium on Food Processing Wastes, April 17-19, 1974, Monterey, California : prepared for National Environmental Research Center, Office of Research & Development, U.S. Environmental Protection Agency / 1974
Proceedings-- eight United States/Japan Conference on Sewage Treatment Technology : Cincinnati, Ohio, October 12-13, 1981 [and] Washington, D.C., October 19-20, 1981. 1984
Proceedings: International Conference on Fixed-Film Biological Processes (2nd) Held at Arlington, Virginia on July 10-12, 1984. Volume 1. 1985
Proceedings: International Conference on Fixed-Film Biological Processes (2nd) Held at Arlington, Virginia on July 10-12, 1984. Volume 2. 1985
Proceedings: National Symposium on Food Processing Wastes (2nd), Denver, Colorado, 23-26 March 1971. 1971
Process control manual for aerobic biological wastewater treatment facilities : air, solids, clean water. 1977
Process Control of Activated Sludge Treatment. 1973
Process Design and Cost Estimating Algorithms for the Computer Assisted Procedure for Design and Evaluation of Wastewater Treatment Systems (CAPDET). 1982
Process design manual for phosphorus removal / 1976
Process Design Manual for Phosphorus Removal. 1971
Process Design Manual for Upgrading Existing Wastewater Treatment Plants. 1971
Process design manual, wastewater treatment facilities for sewered small communities / 1977
Processing chrome tannery effluent to meet best available treatment standards / 1979
Promising Technologies for the Biological Detoxification of Hazardous Waste. 1988
Proposed Expansion of Existing Wastewater Treatment Facilities at Scottsbluff, Gering and Terrytown, Scotts Bluff County, Nebraska. 1978
Proposed Expansion of Existing Wastewater Treatment Facilities, Scottsbluff, Gering, and Terrytown, Nebraska. 1979
Proposed treatment technology background document / 1989
Protocol development for the prediction of the fate of organic priority pollutants in biological wastewater treatment systems / 1985
Quantitation of Viruses in Waste and Other Waters. 1983
Radioactive Tracer Study of Endogenous Metabloism. 1961
Rapid-infiltration system for wastewater renovation and beneficial reuse / 1981
Rapid-infiltration system for wastewater renovation and beneficial reuse / 1982
Recent Developments in Thermophilic Sludge Digestion in the United States. 1986
Reclamation of Re-Usable Water from Sewage. 1964
Reclamation of Re-Usable Water from Sewage. 1963
Recommendations from value engineering studies on wastewater treatment works / 1980
Recommended Methods of Reduction, Neutralization, Recovery, or Disposal of Hazardous Waste. Volume IV. Disposal Process Descriptions, Biological and Miscellaneous Waste Treatment Processes. 1973
Recommended Methods of Reduction, Neutralization, Recovery, or Disposal of Hazardous Waste. Volume VI. National Disposal Site Candidate Waste Stream Constituent Profile Reports. Mercury, Arsenic, Chromium, and Ca dmium Compounds. 1973
PREV 1 ... 3 4 5 6 7 8 9 10 11 12 13 14 NEXT

Save, Print or Email Selected Records