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- [5] An outline of sewage purification studies at the Lawrence experiment station INDUSTRIAL AND ENGINEERING CHEMISTRY, 1927, 19 (01): : 448 - 452
- [8] STUDIES ON CATALYTIC PURIFICATION OF SEWAGE FROM BUTANOL AND OCTANOL PRODUCTION PRZEMYSL CHEMICZNY, 1967, 46 (12): : 742 - +
- [9] A study of carbon in sewage and sewage purification JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY-US, 1911, 3 : 738 - 742