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Search Results for the EPA National Library Catalog
Items Found: 5283
Showing: Items 4851 - 4900
Your Search: (SUBJECT=Purification)
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Title
Year Published
4851
Update and improvement of the control cost segment of the implementation planning program /
1975
4852
Update to the implementation of capacity development & drinking water state revolving fund programs to reflect the new enforcement policy & enforcement targeting tool /
2012
4853
Upflow filtration of waste stabilization pond effluent : thesis /
1972
4854
Upgrading and evaluation of an oxidation ditch treating dairy wastewater /
1980
4855
Upgrading Colorado municipal wastewater treatment to meet state standards : a thesis /
1974
4856
Upgrading exising settling tanks by application of settling tubes : thesis /
1973
4857
Upgrading existing or designing new drinking water treatment facilities
1991
4858
Upgrading of sewage lagoon effluents /
1977
4859
Upgrading of wastewater treatment plants proceedings of the IAWPRC International Specialized Conference, held in Munich, FRG, 3-7 September 1989 /
1990
4860
Upgrading primary tanks with rotating biological contractors /
1980
4861
Uptake and utilization of amino acids during anaerobic digestion /
1965
4862
Uranium removal from drinking water using a small full-scale system : project summary /
1989
4863
Urban runoff pollution control program overview FY76 /
1976
4864
Urban runoff pollution control technology overview /
1976
4865
Urban runoff pollution control technology overview /
1977
4866
Urban watersheds : geology, contamination, and sustainable development /
2011
4867
US EPA extraction method development study for trace metals in leachate : final report /
1985
4868
US/Japan Conference on Sewage Treatment Technology, October, 1975, Cincinnati, Ohio.
1975
4869
USA-USSR working group on the prevention of water pollution from municipal and industrial sources : symposium on physical-mechanical treatment of wastewaters, United States Environmental Protection Agency, Cincinnati, Ohio, April 5th and 6th, 1977.
1977
4870
USA/USSR Symposium, Handling, Treatment and Disposal of Wastewater Sludge, Moscow, U.S.S.R, May 13-16, 1975 : [papers].
1975
4871
Use and production of iron salts for phosphorus removal,
1973
4872
Use and selection guide for non-powered air purifying partriculate respirators
1996
4873
Use of adsorbents for the removal of pollutants from wastewaters
1996
4874
Use of bioremediation at Superfund sites.
2001
4875
Use of carbonate rocks for control of sulfur dioxide in flue gases: Part I. Petrographic characteristics and physical properties of marls, shells, and their calcines
1972
4876
Use of chlorine dioxide and ozone for control of disinfection by-products /
2004
4877
Use of copper sulphate in control of microscopic organisms
1954
4878
Use of copper sulphate in control of microscopic organisms,
1942
4879
Use of evapotranspiration as a means of wastewater disposal
1979
4880
Use of Fungi Imperfecti in waste control.
1970
4881
Use of gas diffusion membrane electodes to investigate coordination species in the sulfur dioxide system
1978
4882
Use of improved membranes in tertiary treatment by reverse osmosis /
1970
4883
Use of lignochemicals and humic acids to remove heavy metals from process waste streams
1988
4884
Use of Mathematical Models in Water Quality Control Studies.
1969
4885
Use of microbial risk assessment in setting U.S. drinking water standards /
1992
4886
Use of point of use and point of entry devices /
2001
4887
Use of riparian vegetated filter strips to reduce nitrate and fecal contamination in surface water
1994
4888
Use of the Drinking Water State Revolving Fund (DWSRF) to implement security measures at public water systems.
2001
4889
Use of the Protococcaceae for Purifying Waste Water (Primenenie Protokokkovykh Vodorosley dlya Ochiski Stochnykh Vod).
1971
4890
Use of toxicological and chemical models to prioritize DBP research /
2006
4891
Use of wetlands for municipal wastewater treatment and disposal.
1987
4892
USEPA - Region 8 Technically-Based Local Limits Development Strategy.
2003
4893
USEPA manual of methods for virology /
1988
4894
USEPA manual of methods for virology : chapter 16, June 2001 /
2001
4895
User manual for NCASI aerated stabilization basin model (SASBV2) and guidance for its use.
1985
4896
User's guide for the mathematical model LT3VSI denitrification in nonhomogeneous laboratory scale aquifers
1991
4897
User's guide for the preliminary mathematical model LT2VSI denitrification in nonhomogeneous laboratory scale aquifers
1990
4898
Using desalination technologies for water treatment : background paper.
1988
4899
Using DWSRF funds to comply with the radionuclides rule {electronic resource} /
2002
4900
Using DWSRF funds to comply with the stage 1 disinfectants and disinfection byproducts rule {electronic resource} /
2002
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