发明授权
US6106374A Acoustically agitated delivery 失效
声音搅动输送

Acoustically agitated delivery
摘要:
A chemical mechanical polishing apparatus comprises a delivery system for supplying a slurry, wherein the slurry includes suspended particles and at least one acoustic element, connected to the delivery system, the acoustic element generating sound waves for agitating the slurry and maintaining the particles in suspension.
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