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AGRICULTURAL RESIDUEs by Alvin C Dale
A CoMBINED WATER SoFTENING AND PLATING WASTE TREAT
A STUDY of THE Possible Use of Ion ExcHANGE FoR THE
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activated sludge aeration average by-pass calcium calcium chloride carbon caustic cent chemical chlorine chlorine dioxide chromate chromic acid chromium clean Commission concentration containing cost cyanide determined digester dilution dioxide discharged disposal drainage effect effluent engineering feed feet Figure filter flow gallons Highway Department hydroxide increased Indiana Indiana Toll Road industrial waste ion exchange lagoon lime located material metal method milk moisture neutralization obtained operation organic oxidation oxygen period phenol pickling liquor planning plating pollution pounds problem production pump Purdue Purdue University reduced regeneration removal Research resin rinse water samples sewage sewer sludge sodium sodium hydroxide sodium hypochlorite sodium nitrate solids soluble solution spent caustic stream studies sulfuric acid surface Table tank tion toll road traffic treatment plant volume waste treatment waste water water vapor Willapa River