Search Results for the EPA National Library Catalog

Items Found: 762

Showing: Items 701 - 750

Your Search: (SUBJECT=Activated sludge)

 
 
 

PREV 1 ... 5 6 7 8 9 10 11 12 13 14 15 16 NEXT
Select Item Title Year Published
Ultraviolet disinfection of activated sludge effluent discharging to shellfish waters / 1975
Ultraviolet Disinfection of Activated Sludge Effluent Discharging to Shellfish Waters. 1975
Ultraviolet disinfection of wastewaters from secondary effluent and combined sewer overflows / 1986
Unox Design Information for Contract Documents. 1972
Updated summary of the operational control procedures for the activated sludge process 1978
Upgrading and evaluation of an oxidation ditch treating dairy wastewater / 1980
Upgrading existing wastewater treatment plants : case histories. 1973
Upgrading Existing Wastewater Treatment Plants. Case Histories of Biological Process Modifications. 1972
Upgrading Existing Wastewater Treatment Plants. Case Histories. 1972
Upgrading Meat Packing Facilities to Reduce Pollution. Waste Treatment. 1973
USA/USSR Symposium on Advanced Equipment and Facilities for Wastewater Treatment (6th), Held at Cincinnati, Ohio on May 9-10, 1978. 1978
USA/USSR Symposium on Intensification of Bio-Chemical Treatment of Wastewaters (3rd) Held at Vodgeo Headquarters, Moscow, USSR on 23-24 August 1976. 1976
USA/USSR Symposium on Physical/Chemical Treatment from Municipal and Industrial Sources (2nd) Held at the Taft Center, Cincinnati, Ohio on November 12-14, 1975. 1975
USA/USSR Symposium on Recycling Water Supply Systems and Reuse of Treated Water at Industrial Plants (5th) Held in the Soviet Union at the Moscow Headquarters of Gosstroy on September 12-13, 1977. 1978
USA/USSR Symposium, Handling, Treatment and Disposal of Wastewater Sludge, Moscow, U.S.S.R, May 13-16, 1975 : [papers]. 1975
Use of high-purity oxygen in the activated sludge process 1978
Use of Plume Dispersion Modelling for Viable Aerosols from an Activated Sludge Sewage Treatment Plant. 1985
Use of Water Softening Sludge in Sewage Treatment. 1972
Using the Microcomputer during a Comprehensive Performance Evaluation: The Need for Judgement. 1986
Utilization of Chitosan for Recovery of Coagulated By-Products from Food Processing Wastes and Treatment Systems. 1976
Utilization of free and combined amino acids by activated sludge 1965
Utilization of Free and Combined Amino Acids by Activated Sludge. 1965
Utilization of power plant waste heat for sewage sludge digestion : phase I technical feasibility / 1976
Viral and bacterial levels resulting from the land application of digested sludge 1973
Viral and bacterial levels resulting from the land application of digested sludge / 1979
Volatile organics in aeration gases at municipal treatment plants / 1982
Volatile organics in aeration gases at municipal treatment plants {microform} / 1982
Waste activated sludge processing / 1980
Waste activated sludge processing / 1980
Waste citrus activated sludge as a poultry feed ingredient / 1975
Waste Heat Utilization in Wastewater Treatment. 1973
Waste Treatability Tests of Spent Solvent and Other Organic Wastewaters. 1989
Waste Treatment. Volume III. Upgrading Poultry-Processing Facilities to Reduce Pollution. 1973
Waste treatment; upgrading existing poultry-processing facilities to reduce pollution. 1973
Waste Water Treatment. Aeration of Waste Water by Oxygen. (Traitement des Eaux Usees par Oxygenation). 1973
Wastewater characterization and process reliability for potable wastewater reclamation. 1977
Wastewater characterization and process reliability for potable water reclamation / 1977
Wastewater contaminate removal for groundwater recharge at Water Factory 21 / 1980
Wastewater Solids Process Technology for Environmental Quality Improvement. 1970
Wastewater Treatment Construction Grants Data Base: Public Law 92-500 Project Records, New Projects Funded During September 1974. 1974
Wastewater treatment facilities Tulsa (Northside), Oklahoma. 1982
Wastewater Treatment Facilities, Las Cruces, New Mexico (Draft Environmental Impact Statement). 1982
Wastewater Treatment Facilities, Little Rock (Adams Field), Arkansas. 1981
Wastewater treatment in coal conversion / 1979
Wastewater Treatment Plant Control. 1971
Wastewater Treatment Plant Cost Estimating Program Documentation. 1973
Wastewater Treatment Plant Cost Estimating Program. 1971
Wastewater Treatment Plant Cost Estimating Program. 1971
Wastewater Treatment Plant Cost Estimating Program. Card Deck. 1973
Wastewater treatment ponds. 1975
PREV 1 ... 5 6 7 8 9 10 11 12 13 14 15 16 NEXT

Save, Print or Email Selected Records