The Online Books Page

Books by Hardev S. Dugal:

Books in the extended shelves:

• Dugal, Hardev S.: Color characterization before and after lime treatment (Office of Research and Development, U.S. Environmental Protection Agency : for sale by the Supt. of Docs., U.S. Govt. Print. Office, 1974), also by John W. Swanson, Robert M. Leekley, and United States. Environmental Protection Agency. Office of Research and Development (page images at HathiTrust)
• Dugal, Hardev S.: Color removal from NSSC mill effluents by ultrafiltration (Environmental Protection Agency, Office of Research and Development, Industrial Environmental Research Laboratory ;, 1979), also by Peter E. Parker, Mehendra R. Doshi, Wis.) Institute of Paper Chemistry (Appleton, and Ohio) Industrial Environmental Research Laboratory (Cincinnati (page images at HathiTrust)
• Dugal, Hardev S.: Combined reverse osmosis and freeze concentration of bleach plant effluents (Cinncinnati, Ohio : Environmental Protection Agency, Office of Research and Development, Industrial Environmental Research Laboratory, 1978., 1978), also by Averill J. Wiley, Peter E. Parker, Lyle E. Dambruch, Ohio) Industrial Environmental Research Laboratory (Cincinnati, and Wis.) Institute of Paper Chemistry (Appleton (page images at HathiTrust)

Find more by Hardev S. Dugal at your library, or elsewhere.