Search Results for the EPA National Library Catalog

Items Found: 2089
Showing: Items 1501 - 1550
Your Search: (SUBJECT=Sewage Purification)


 
 
 
PREV 1 ... 26 27 28 29 30 31 32 33 34 35 36 ... 42 NEXT
Select Item Title Year Published
Removal of persistent contaminants from municipal effluents by reverse osmosis / 1978
Removal of phenolic compounds from wood preserving wastewaters / 1981
Removal of phosphate from water by aluminum and iron 1968
Removal of phosphates and metals from sewage sludge / 1973
Removal of phosphorus from municipal sewage plant effluents, 1966
Removal of soluble mercury from waste water by complexing techniques 1975
Removal of synthetic detergents from laundry and laundramat wastes : prepared for New York State Water Pollution Control Board / 1960
Renovation of municipal wastewater by reverse osmosis / 1970
Replacement of activated sludge secondary clarifiers by dynamic straining / 1975
Report of a study sponsored by the Federal Housing Administration to develop practical design criteria for seepage beds as a method for disposal of septic tank effluent 1960
Report of a study sponsored by the Federal Housing Administration to develop practical design criteria for seepage pits as a method for disposal of septic tank effluent 1963
Report on continued study of waste water reclamation and utilization 1956
Report on emerging technologies conveyance systems, biosolids management, wastewater treatment and in-plant, wet weather management / [electronic resource] : 2008
Report on industrial waste sources, inventory and evaluation, Dade County, Florida : technical index / 1971
Report on the use of wetlands for municipal wastewater treatment and disposal / 1987
Report on water re-use in Texas : prepared for United States Department of Interior, the Bureau of Reclamation, Area Planning Office, Austin, Texas / 1957
Report to Congress on the effectiveness of the innovative and alternative wastewater treatment technology program. 1989
Report upon sewage treatment and disposal to Salt Lake City Corporation, Salt Lake City, Utah. 1962
Reprints, Bay Area Environmental Pollution Symposium : January 25-26, 1972, Ness Auditorium, Stanford Research Institute, Menlo Park, California / 1972
Research and data needs committee water supply and wastewater treatment task force of the working group on small community and rural development : task force report, 16 June 1980. 1980
Research digest : toxicity screening of influents using bioluminescent reporter technology / 2002
Research in water supply and water pollution. 1959
Research journal of the Water Pollution Control Federation. 1989
Research needs for automation of wastewater treatment systems : proceedings of a workshop held at Clemson, SC, September 23-25, 1974 / 1975
Research needs for nutrient removal from wastewater 1994
Residual chlorine in wastewater effluents resulting from disinfection / 1975
Response of the activated sludge process to quantitive transient loadings / 1970
Response to congress on the AEES "living maching" wastewater treatment technology. 1997
Response to Congress on use of decentralized wastewater treatment systems / 1997
Responsibilities for design operation and maintenance for municipal waste treatment plants. 1970
Retrofitting municipal wastewater treatment plants for enhanced biological phosphorus removal 1986
Return sludge flow control / 1973
Reuse of effluents: methods of wastewater treatment and health safeguards. Report of a WHO meeting of experts. 1973
Reuse of municipal wastewater and development of new technology- emphasis and direction needed : report / 1978
Reuse of sewage effluent : proceedings of the international symposium 1985
Reuse of treated fruit processing wastewater in a cannery / 1978
Reuse of treated fruit processing wastewater in a cannery. 1980
Reuse of waste SO2 and phosphate sewage sludges by solidification with lime and fly ash / 1977
Reverse osmosis concentration of dilute pulp & paper effluents / 1972
Reverse osmosis of treated and untreated secondary sewage effluent / 1974
Reverse osmosis renovation of municipal wastewater. 1970
Reverse osmosis renovation of primary sewage / 1971
Reverse osmosis renovation of primary sewage. 1971
Review of current interest and research in water hyacinth-based wastewater treatment 1977
Review of municipal waste treatment construction grants program major program paper. 1960
Review of the Canadian chlor-alkali industry : status of the industry and measures taken for the control of water pollution / 1985
Revised diagnostic operational modeling programs for municipal wastewater treatment plants : user's manual : IBM version. 1986
Revised section 301(h) technical support document / 1982
Risk assessment of wastewater disinfection / 1985
Risk assessment of wastewater disinfection / 1985
PREV 1 ... 26 27 28 29 30 31 32 33 34 35 36 ... 42 NEXT

Save, Print or Email Selected Records