Municipal News & Water Works

Municipal News & Water Works

4.11 - 1251 ratings - Source

Chlorination does not reduce the oxygen demand of settled sewages to anything like that secured by efficient sprinkling filters but this could hardly be expected. ... Much of this work has not yet been published, but the results are interesting in that they confirm the earlier work. ... Seeking a cheap source of ferric iron salts for conditioning activated sludge in vacuum filtration Mohlman and Palmer at Chicagoanbsp;...

Title:Municipal News & Water Works
Publisher: - 1929


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