Search Results for the EPA National Library Catalog

Items Found: 16
Showing: Items 1 - 16
Your Search: (AUTHOR=Heidman AND James AND A.)

Select Item Title Year Published
Alum addition and step-feed studies in oxygen-activated sludge / 1977
Alum Addition and Step-Feed Studies in Oxygen-Activated Sludge. 1977
Carbon, nitrogen, and phosphorus removal in staged nitrification-denitrification treatment / 1975
Evaluation of on-site wastewater treatment and disposal options / 1981
Evaluation of on-site wastewater treatment and disposal options / 1981
Experimental evaluation of oxygen and air activated sludge nitrification systems with and without pH control / 1976
Feasibility of treating septic tank waste by activated sludge / 1977
Performance of activated sludge-powered activated carbon-wet air regeneration systems : project summary / 1990
Pilot plant evaluation of alternative activated sludge systems / 1977
Production engineering and marketing analysis of the rotating disk evaporator / 1981
Sequential nitrification-denitrification in a plug flow activated sludge system / 1979
Single stage nitrification-denitrification / 1975
Summary of Design information on rotating biological contactors / 1984
Technology assessment of anaerobic systems for municipal wastewater treatment : 1) anaerobic fluidized bed, 2) ANFLOW / 1982
Technology assessment of two anaerobic systems for wastewater treatment 1980
Trickling filter/solids contact performance with rock filters at high organic loadings / 1986

Save, Print or Email Selected Records