Search Results for the EPA National Library Catalog

Items Found: 2156

Showing: Items 551 - 600

Your Search: (SUBJECT=Sewage Purification.)

 
 
 

PREV 1 ... 7 8 9 10 11 12 13 14 15 16 17 ... 44 NEXT
Select Item Title Year Published
Dynamic modeling and expert systems in wastewater engineering 1989
East Chicago, Indiana 1982
Ecological aspects of used-water treatment 1975
Ecological engineering for wastewater treatment 1997
Ecological engineering for wastewater treatment proceedings of the international conference at Stensund Folk College, Sweden, March 24-28, 1991 / 1991
Ecology of waste water treatment. 1963
Economic analysis of phosphorus control and other aspects of R76-1 1978
Economic analysis of proposed revised effluent guidelines and standards for the inorganic chemicals industry 1980
Economic impact analysis of combined sewer overflow regulations on East St. Louis, R81-12 / 1982
Economic report : alternative methods of financing wastewater treatment : report of the administrator of the Environmental Protection Agency to the Congress of the United States ... 1975
Effect of aeration basin configuration on bulking at low organic loading / 1982
Effect of hazardous material spills on biological treatment processes / 1977
Effect of high pressure oxygen on dissolved oxygen content and microbial substrate utilization : thesis / 1975
Effect of land disposal applications of municipal wastes on crop yields and heavy metal uptake / 1977
Effect of phosphorus removal processes on algal growth / 1973
Effect of powered activated carbon in a petroleum refinery activated sludge system / 1982
Effect of pretreatment on the filtration of low turbidity secondary effluent / 1980
Effect of surface groups on adsorption of pollutants / 1970
Effective grain size and uniformity coefficient's role in performance of intermittent sand filters 1971
Effectiveness of a deep natural sand filter for finishing of a secondary treatment plant effluent 1970
Effectiveness of urban wastewater treatment policies in selected countries : an EEA pilot study / 2005
Effects and fate of sewage chlorination products in phytoplankton / 1979
Effects and fate of sewage chlorination products in phytoplankton / 1975
Effects of biologically treated bleached kraft mill effluent on cold water stream productivity in experimental stream channels : fifth progress report. 1989
Effects of biologically treated chlorine-bleached/unbleached kraft pulp mill effluent on early life stages and life cycles of the fathead minnow (Pimephales promelas) and Ceriodaphnia dubia before process modifications to meet cluster rules 2000
Effects of biologically treated effluent from a recovered fiber/non-deinking paper mill on early life stages and life cycles of the fathead minnow (Pimephales promelas) 2000
Effects of chlorine on the toxicity of a waste water treatment facility effluent and impacts on receiving waters 1991
Effects of flow equalization on the operation and performance of an activated sludge plant / 1977
Effects of influent alum injection on the effluent from continuous discharge lagoons 1972
Effects of molecular and environmental properties on removal of pharmaceuticals, endocrine disruptors and disinfection byproducts by polyamide reverse osmosis membranes : final report / 2008
Effects of the detergent phosphorus ban on municipal wastewater treatment plants in the state of Wisconsin. 1981
Effects of thickness on the structure and metabolism of bacterial films : a dissertation 1970
Effects of total residual chlorine from municipal wastewater treatment plants on freshwater aquatic life / 1992
Effects of toxic organics on photosynthetic reoxygenation. 1967
Effects of waste paper additions on sludge filtration characteristics 1968
Effects of water-treatment-plant wastes on domestic wastewater treatment processes 1977
Effects On Toxicity Of Volatile Priority Pollutants Added To A Conventional Wastewater Treatment System 1983
Effects on toxicity of volatile priority pollutants added to a conventional wastewater treatment system / 1983
Effects on water quality of recommended improvement measures report on the Illinois River system. 1963
Efficient management of wastewater from manufacturing : new treatment technologies / 2016
Effluent & water treatment manual. 1968
Effluent & water treatment manual. 1962
Effluent + water treatment journal. 1961
Effluent polishing by filtration through activated alumina 1976
Effluent treatment and disposal : a three-day symposium 1986
Effluent treatment and waste disposal. 1990
Effluent treatment in the process industries. 1983
Electrical process in the breaking of dilute oil-in-water emulsions 1974
Electrochemical treatment of municipal waste water / 1965
Electrode potential-pH relationships in the major stages of sewage sludge digestion with dialysis separation / 1964
PREV 1 ... 7 8 9 10 11 12 13 14 15 16 17 ... 44 NEXT

Save, Print or Email Selected Records