... clean machineFirst use:YWC oily water clean machine is a kind of environmental ... 5 m3/h,total is nine types. The minimum type YWC-0.25 can use below 1000.00tons ship, The maximal ... YWC-5.00 can use above 300000.00 tons ship.Second ... petroleum, and in ship vessels. The effluent oil content from YWC can meet the standards of Environment Bureau in China. Such ...