Patent ID: 9011611
Filing Date: 2015-04-21
Classification: B01D,B08B

Abstract:
1. A cleaning apparatus comprising: a cleaning tank for immersing an object to be cleaned, the object having oil stuck to the surface thereof; a cleaning water supply device that supplies cleaning water from a lower side of the cleaning tank to an inner portion of the cleaning tank; a recovery device in which an upper end opening is provided at a position that is lower than a liquid surface of the cleaning water supplied to the cleaning tank through the cleaning water supply device, and that recovers the cleaning water overflowed due to the cleaning water supplied to the cleaning tank through the cleaning water supply device and the oil floating on the liquid surface of the cleaning water from the opening; and a glass ring that is provided within the cleaning tank and is fixed to the cleaning, tank by a fixture, the glass ring being disposed so that an edge of the liquid surface of the cleaning water contacts an inner circumferential surface of the glass ring.