发明授权
US6159080A Chemical mechanical polishing with a small polishing pad 有权
化学机械抛光用小抛光垫

Chemical mechanical polishing with a small polishing pad
摘要:
A chemical mechanical polishing apparatus includes a rotating plate on which a substrate is received, and a polishing pad which moves across the substrate as it rotates on the plate to polish the substrate. The load of the pad against the substrate, and the rotary speed of the plate, may be varied to control the rate of material removed by the pad.
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