Water circulation system and dampening for offset printing

摘要

PROBLEM TO BE SOLVED: To provide a damping water purification device for offset printing which performs a purification process to remove an ink, an oil or the like to the whole volume of a damping water circulation flow, and can reduce the clogging of a filter, in a damping water purification device for offset printing, in a damping water circulation system for offset printing.;SOLUTION: This device comprises an ink separation tank 15 to be inserted into the damping water circulation system and baffles 18 to 23, for changing the flow direction of the damping water, installed inside the ink separation tank 15. In addition, an ink removing means 31 is provided which removes the ink 37 surfacing to the water level of the damping water inside the ink separation tank 15.;COPYRIGHT: (C)2005,JPO&NCIPI