Patent ID: 6558227
Filing Date: 2003-05-06
Classification: B24B

Abstract:
A method for polishing plural works, each having a surface to be polished simultaneously, comprising:attaching a side opposite the surface to be polished of each of the works to work holding plate(s); pressing the surface to be polished of the works on a polishing pad to a preset press pressure and supplying polishing liquid on the polishing pad; carrying out a relative movement between the works and the polishing pad so that the plural works are polished at the same time; terminating said polishing and setting said press pressure to 0; and releasing said surface to be polished from the polishing pad within 45 seconds after terminating said polishing, wherein all the works of which press pressure was set to 0 to terminate polishing are released from the polishing pad within 45 seconds after the termination of polishing.