00000nam 2200000zi 4500 9.942236 CaOODSP 20240822112311 m o d f cr bn||||||||| 240821s1973 onca ob f000 0 eng d CaOODSP eng rda CaOODSP eng eng fre e------ En42-1/4-73-4E-PDF An evaluation of European experience with the rotating biological contactor / prepared by T.W. Beak Consultants Ltd., for the Water Pollution Control Directorate, Environmental Protection Service. [Ottawa] : Environment Canada, Environmental Protection Service = Environnement Canada, Service de la protection de l'environnement, 1973. 1 online resource (v, 95 pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier Environmental Protection Service report series = Série de rapports du Service de la protection de l'environnement "Report no. EPS4-WP-73-4, October, 1973." "Technology development, report EPS 4-WP-73-4"--Cover. "Water Pollution Control Directorate, October, 1973"--Cover. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Includes abstracts in English and French. Sewage Purification Rotating disc process Europe. Sewage disposal plants Europe Equipment and supplies. Eaux usées Épuration Procédé des disques biologiques Europe. Eaux usées Stations de traitement Europe Appareils et matériel. Canada. Environmental Protection Service, issuing body. Canada. Water Pollution Control Directorate, issuing body. T.W. Beak Consultants, consultant. Environmental Protection Service report series. (CaOODSP)9.866031 PDF 5.67 MB https://publications.gc.ca/collections/collection_2024/eccc/en42/En42-1-4-73-4-eng.pdf