03129nam 2200577 a 450 991097223270332120251117095059.01-61300-084-7(CKB)2550000000088321(EBL)3116726(SSID)ssj0000571425(PQKBManifestationID)11390494(PQKBTitleCode)TC0000571425(PQKBWorkID)10618261(PQKB)11732759(MiAaPQ)EBC3116726(Au-PeEL)EBL3116726(CaPaEBR)ebr10522381(OCoLC)778432700(BIP)37654040(BIP)22472652(EXLCZ)99255000000008832120080703d2008 uy 0engurcn|||||||||txtccrWater filtration practices including slow sand filters and precoat filtration /Gary S. Logsdon1st ed.Denver, Colo. American Water Works Associationc20081 online resource (314 p.)Description based upon print version of record.1-58321-595-6 Includes bibliographical references and index.""Water Filtration Practices""; ""Contents""; ""Figures""; ""Tables""; ""Preface""; ""Acknowledgments""; ""Introduction""; ""Pretreatment: Management and Monitoring of Chemical Coagulation and Lime Softening""; ""Chemical Feed and Mixing, Flocculation, and Clarification""; ""Granular Media Filtration Concepts, Operation, and Management""; ""Water Treatment Under Difficult Raw Water Conditions""; ""Backwashing Filters""; ""Returning Filters to Service After Backwashing""; ""Monitoring Filter Performance""; ""Quality Control for the Laboratory and Plant""""Filter Inspection and Maintenance""""Slow Sand Filtration""; ""Precoat Filtration""; ""Glossary""; ""Index""; ""About the Author""Water operators will find a wealth of hands-on information on the operation and maintenance of pretreatment, rapid-rate granular media filtration, slow-sand filtration, and diatomaceous-earth filtration systems in this book. This practical guide provides recommended procedures for operating, monitoring, and maintaining all types of filters used for conventional water treatment. These procedures are tested and time-proven by hundreds of water utilities and filtration experts to provide high filter efficiency, excellent water quality, long filter runs and minimum downtime. The book also gives advice on what not to do-and why-so you can avoid water quality problems, filter damage, and treatment problems in the future.WaterPurificationFiltrationWaterPurificationSlow sand filtrationWaterPurificationFiltration.WaterPurificationSlow sand filtration.628.1/64Logsdon Gary S1867123MiAaPQMiAaPQMiAaPQBOOK9910972232703321Water filtration practices4474554UNINA