Search Results for the EPA National Library Catalog

Items Found: 2088
Showing: Items 1901 - 1950
Your Search: (SUBJECT=Sewage Purification)


 
 
 
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Select Item Title Year Published
Utilization of natural ecosystems for wastewater renovation 1976
Utilization of natural ecosystems for wastewater renovation / 1979
Utilization of power plant waste heat for sewage sludge digestion : phase I technical feasibility / 1976
Utilization of trickling filters for dual treatment of dry and wet weather flows / 1973
Utilization, treatment and disposal of waste on land : proceedings of a workshop held in Chicago, IL, 6-7 Dec. 1985 1986
UV-ozone water oxidation/sterilization process / 1974
Value engineering for wastewater treatment works / 1984
Value engineering for wastewater treatment works / 1984
Variable declining rate filtration of secondary effluents : a thesis / 1976
Verification of trickling filter models using Surfpac, 1970
Vermilion, Ohio 1982
Vermilion, Ohio 1982
Vertical flow constructed wetlands : eco-engineering systems for wastewater and sludge treatment / 2014
Viral and bacterial levels resulting from the land application of digested sludge 1973
Viral and bacterial levels resulting from the land application of digested sludge / 1979
Virus aspects of applying municipal waste to land : symposium proceedings, June 1976 / 1976
Virus concentration using diatomaceous earth filtration and bentonite : thesis / 1976
Virus sensitivity to chlorine disinfection of water supplies / 1978
Virus survival in water and wastewater systems 1974
Viruses and disinfection of water and wastewater : proceedings of the International Symposium, held at the University of Surrey, Guildford, 1-4 September 1982 1982
Viruses and wastewater treatment proceedings of the International Symposium on Viruses and Wastewater Treatment, held at the University of Surrey, Guildford, 15-17 September 1980 / 1981
Viruses in water and reclaimed wastewater / 1984
Volatile organics in aeration gases at municipal treatment plants / 1982
Volatile organics in aeration gases at municipal treatment plants / 1981
Voluntary national guidelines for management of onsite and clustered (decentralized) wastewater treatment systems. 2003
Wapakoneta, Ohio 1982
Wapakoneta, Ohio 1982
Wapakoneta, Ohio : final report on POTW optimization / 1982
Waste activated sludge processing / 1980
Waste resources utilization program interim report / 1976
Waste stabilization lagoon microorganism removal efficiency and effluent disinfection with chlorine / 1979
Waste stabilization lagoon microorganism removal efficiency and effluent disinfection with chlorine / 1979
Waste treatment and utilization : theory and practice of waste management : proceedings of the international symposium held at the University of Waterloo, Ontario, Canada, July 5-7, 1978 1979
Waste treatment and utilization : theory and practice of waste management : proceedings of the second international symposium held at the University of Waterloo, Ontario, Canada, June 18-20, 1980 1980
Waste treatment in the service and utility industries / 2017
Waste treatment with polyelectrolytes and other flocculants 1977
Waste treatment; upgrading existing poultry-processing facilities to reduce pollution. 1973
Waste water plant operators manual 1971
Waste water reclamation; state of the art. 1973
Waste water treatment construction grants awarded under P.L. 92-500. 1974
Waste-water treatment : a Power special report. 1967
Wastes and their treatment information sources and bibliography = Les dechets et leur traitement : sources d'information et bibliographie = Los residuos y su tratamiento : fuentes de informacion y bibliografia / 1986
Wastes to resources appropriate technologies for sewage treatment and conversion / 1983
Wastewater abatement in canning vegetables by IQB blanching / 1974
Wastewater aerosols and disease : proceedings of a Symposium, September 19-21, 1979 / 1981
Wastewater ammonia removal by ion exchange : Mobile pilot plant studies and process design with electrochemical renovation of regenerant [and] process design with air stripping renovation of regenerant / 1971
Wastewater ammonia removal by ion exchange : Mobile pilot plant studies and process design with electrochemical renovation of regenerant [and] Process design with air stripping renovation of regenerate / 1971
Wastewater characterization for the specialty food industry / 1974
Wastewater contaminate removal for groundwater recharge at Water Factory 21 / 1980
Wastewater course / 1978
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