Patent ID: 11969677
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC B  H | IPC B  H

Claim 0:
1. A method for eliminating bubbles from a liquid dispensing system, comprising:
flowing a liquid containing bubbles into a liquid inlet of a tank from a filter to substantially fill the tank, wherein substantially all bubbles accumulate in an upper portion of the tank having a lateral dimension greater than a lateral dimension of a lower portion of the tank, flowing the liquid into the tank comprises flowing the liquid through an inlet pipe extending at an acute angle relative to a horizontally-oriented axis of the tank, and an entirety of the tank below the inlet pipe has a constant width as distance from the inlet pipe increases; and
flowing a liquid substantially free of bubbles out of the tank via a liquid outlet at the lower portion of the tank for dispensing to a substrate.