Patent ID: 7186322

Claim:
A polishing apparatus for polishing an object having a metal film on the surface to be polished, comprising: a holding means for holding the object having the surface to be polished; a wiper for wiping the surface of the object; an electrolytic solution feeding means for feeding an electrolytic solution on the surface of the object; a facing electrode arranged at a position facing the surface of the object; and a current supplying means for supplying a current between the surface of the object and the facing electrode, wherein said electrolytic solution feeding means has a seepage member made of a material capable of allowing an electrolytic solution to seep out at the end thereof and feeds an electrolytic solution onto the surface of the object through the seepage member, and further comprising a temperature adjusting means for adjusting the temperature of the electrolytic solution fed by said electrolytic solution feeding means.