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Search Results for the EPA National Library Catalog
Items Found: 5282
Showing: Items 4801 - 4850
Your Search: (SUBJECT=Purification)
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Title
Year Published
4801
Ultimate Disposal of Advanced-Treatment Waste. Part I. Injection. Part 2. Placement in Underground Cavities. Part 3. Spreading.
1964
4802
Ultimate Disposal of AdvancedTreatment Waste. Part I. Wet Oxidation. Part II. Incineration.
1963
4803
Ultra high rate filtration of activated sludge plant effluent /
1973
4804
Ultra violet disinfection : special evaluation project.
1988
4805
Ultrafiltration-based extraction for biological agents in early warning systems /
2006
4806
Ultrapurity; methods and techniques.
1972
4807
Ultrasonic filtration of combined sewer overflows /
1970
4808
Ultrathin membranes for treating metal finishing effluents by reverse osmosis /
1971
4809
Ultraviolet disinfection guidance manual for the final Long Term 2 Enhanced Surface Water Treatment Rule.
2006
4810
Ultraviolet disinfection guidance manual {electronic resource}.
2003
4811
Ultraviolet disinfection guidelines for drinking water and water reuse
2000
4812
Ultraviolet disinfection of a secondary effluent : measurement of dose and effects of filtration /
1985
4813
Ultraviolet disinfection of a secondary wastewater treatment plant effluent /
1981
4814
Ultraviolet disinfection of a secondary wastewater treatment plant effluent /
1981
4815
Ultraviolet disinfection of activated sludge effluent discharging to shellfish waters /
1975
4816
Ultraviolet disinfection of municipal wastewater effluents /
1980
4817
Ultraviolet disinfection of wastewaters from secondary effluent and combined sewer overflows /
1986
4818
Ultraviolet disinfection of wastewaters from secondary effluent and combined sewer overflows /
1985
4819
Ultraviolet disinfection of water for small water supplies /
1985
4820
Ultraviolet disinfection systems for drinking water /
2012
4821
Ultraviolet disinfection technology assessment.
1992
4822
Ultraviolet disinfection technology assessment.
1992
4823
Ultraviolet light disinfection technology in drinking water application : an overview : draft /
1996
4824
Ultraviolet light disinfection technology in drinking water application : an overview : [final] /
1996
4825
Ultraviolet microbiological water treatment systems
1991
4826
Ultraviolet radiation and oxidation : Ultrox International.
1989
4827
Understanding ANSI/NSF standards 42, 44, 53, 55, 58, 62 /
2002
4828
Understanding the Safe Drinking Water Act.
1999
4829
Understanding the Safe Drinking Water Act.
2004
4830
Understanding the world of sewerage
1963
4831
Unit processes tertiary treatment and advanced waste water treatment /
1974
4832
United States-Russia environmental management activities.
0
4833
Universal Factors in Aerobic Biological Purification.
1957
4834
Unnecessary and harmful levels of domestic sewage chlorination should be stopped, Environmental Protection Agency : report to the Congress /
1977
4835
Unregulated contaminant monitoring : a special program to help public water systems protect your drinking water.
1989
4836
Unregulated Contaminant Monitoring Regulation : monitoring for list 1 contaminants by large public water systems.
2001
4837
Unregulated contaminant monitoring regulation : monitoring survey for List 1 contaminants by selected small public water systems.
2001
4838
Unregulated contaminant monitoring regulation : screening survey for List 2 contaminants by selected large public water systems.
2001
4839
Unregulated contaminant monitoring regulation : screening survey for List 2 contaminants by selected small public water systems.
2001
4840
Unregulated contaminant monitoring regulation analytical methods and quality control manual /
2000
4841
Unregulated contaminant monitoring regulation analytical methods and quality control manual /
1999
4842
Unregulated contaminant monitoring regulation analytical methods and quality control manual : draft /
1999
4843
Unregulated Contaminant Monitoring Regulation guidance for operators of public water systems serving 10,000 or fewer people : draft /
1999
4844
Unregulated Contaminant Monitoring Regulation guidance for operators of public water systems serving 10,000 or fewer people : final.
2001
4845
Unregulated Contaminant Monitoring Regulation integrated guidance document : draft /
1999
4846
Unregulated contaminant monitoring regulation reporting guidance /
2001
4847
Unslaked lime, its direct use in phosphorus removal processes /
1980
4848
Unterdruck-Verdampfer-Brunnen technology (UVB) vacuum vaporizing well /
1995
4849
Unterdruck-Verdampfer-Brunnen technology (UVB) vacuum vaporizing well : SITE technology capsule.
1995
4850
Update and improvement of the control cost segment of the implementation planning program /
1975
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