Search Results for the EPA National Library Catalog

Items Found: 2073

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Your Search: (SUBJECT=Sewage Purification.)


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Select Item Title Year Published
1977 National Conference on Composting of Municipal Residues and Sludges, August 23-25, 1977 1978
1992 Beneficial Sewage Sludge Use Awards Program / 1991
1997 Environmental Conference & Exhibit : May 5-7, 1997, Minneapolis Convention Center, Minneapolis, MN. 1997
1997 national wastewater management excellence awards ceremony. 1997
1999 national wastewater management excellence awards ceremony. 1999
200 MGD activated sludge plant removes phosphorus by pickle liquor / 1973
2000 International Environmental Conference & Exhibit : May 6-10, 2000, Colorado Convention Center, Denver, CO : setting the environmental course for the 21st century / 2000
2000 Water Environment Federation and Purdue University Industrial Wastes Technical Conference Hyatt Regency St. Louis, Missouri U.S.A., conference dates May 21-24, 2000 : conference proceedings / {electronic resource} : 2000
2nd World Water Congress: environmental monitoring, contaminants and pathogens : selected proceedings of the 2nd World Water Congress of the International Water Association, held in Berlin, Germany, 15-19 October 2001 / 2002
6th Symposium on Wastewater Treatment, November 16th and 17th, 1983, Hotel Meridien, Montreal. 1983
A comparison of combined trickling filter and activated sludge processes / 1983
A compilation of cost information for conventional and advanced wastewater treatment plants and processes / 1967
A Complete disposal-recycle scheme for agricultural solid wastes / 1977
A computer model for evaluating community phosphorus removal strategies, 1973
A conceptual model for a terrestrial ecosystem perturbed with sewage effluent; with a special reference to the Michigan State University water quality management project, part I. Part II: A personalized bibliographic retrieval package for resources scientists. 1973
A Course on troubleshooting O & M problems in wastewater treatment facilities : trainee notebook. 1979
A demonstrated approach for improving performance and reliability of biological wastewater treatment plants / 1979
A Fine pore aeration systems. 1989
A generalized computer model for steady-state performance of the activated sludge process / 1969
A guide to the selection of cost-effective wastewater treatment systems / 1975
A guide to the selection of cost-effective wastewater treatment systems / 1975
A history of land application as a treatment alternative / 1979
A kinetic approach to biological wastewater treatment design and operation / 1969
A literature search and critical analysis of biological trickling filter studies. 1971
A mathematical model of a final clarifier / 1972
A new process for treating wastewater : oxygen aeration. 1973
A new process for treating wastewater: activated carbon absorption / 1972
A primer on waste water treatment. 1969
A primer on waste water treatment. 1971
A primer on wastewater treatment / 1976
A rating system for evaluation of wastewater treatment plants / 1973
A review and needs survey of upset early warning devices / 2000
A review and needs survey of upset early warning devices : executive summary. 2000
A review of the municipal pollution abatement programs in the Great Lakes Basin : report to the Great Lakes Water Quality Board / 1983
A review of turbidity removal associated with biological treatment of paper mill wastewaters. 1974
A state-of-the-art review of metal finishing waste treatment. 1970
A study of nitrate respiration in the activated sludge process / 1980
A study of nitrification and denitrification / 1970
A study of nitrification and denitrification, 1970
A study of reverse osmosis systems and the Greenfield Iowa Plant : a thesis / 1972
A study of the effectiveness of wastewater treatment ponds in removing nutrients at Lake Berryessa / 1973
A study of the effects of impeller depth, impeller design and submerged diffusion aeration on the aeration rate : thesis / 1973
A survey of conventional and alternative methods for meeting the National interim primary drinking water regulations / 1981
A test method for volatile component stripping of waste water / 1975
A thesis entitled an evaluation of two small extended aeration sewage treatment plants located in Lucas County, Ohio / 1972
A thesis entitled the effect of flocculation chemicals on the activated sludge treatment of raw sewage / 1971
Acceptable methods based upon current knowlendge [sic] for the utilization or disposal of sludges from publicly owned wastewater treatment plants. 1980
Acid mine waste treatment using reverse osmosis / 1971
Acoustic sterilizers for shipboard waste management 1976
Actinomycetes of sewage-treatment plants / 1975
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