| 摘要 |
<p>An apparatus for treating a waste working liquid, operative to treat a waste working liquid obtained through mixing-in of wastes generated at the time of machining on a machining apparatus into a working liquid supplied at the time of the machining. The apparatus includes a waste liquid tank for containing the waste working liquid, a pump for feeding the waste working liquid contained in the waste liquid tank, and a filter for filtering the waste working liquid fed by the pump, wherein the filter includes a filter paper formed in a tubular shape, a tubular body covering the outer periphery of the tubular filter paper and provided with a plurality of openings in its side surface, a bottom plate for closing the lower end of the tubular filter paper, and a top plate closing the upper end of the tubular filter paper and having a waste liquid inlet port for introducing therethrough the waste working liquid fed by the pump, and a fine powder is placed inside the tubular filter paper.</p> |
