Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Purd AND W. AND C.)

 
 
 

Select Item Title Year Published
Some Notes on the Bulking of Activated Sludge as Observed at the Tenafly, New Jersey, Sewage Treatment Plant. July-August, 1931. 1932
Study of Sludge Bulking at the Lancaster, Pa. Sewage Treatment Plant, November 20-26, 1935. 1935
Study of the Pollution and Natural Purification of the Illinois River. II. The Plankton and Related Organisms. 1930
Study of the Pollution and Natural Purification of the Ohio River. I. The Plankton and Related Organisms. 1922
Study of the Pollution and Natural Purification of the Scioto River. 1941
Use of Chlorine for the Correction of Sludge Bulking in the Activated Sludge Process. 1935

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