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

Claim 13:
14. A method comprising:
filtering a liquid using a filter;
receiving the filtered liquid at a tank;
storing the filtered liquid prior to dispensing the filtered liquid using the tank, wherein a first portion of the tank has a lateral dimension, measured at a maximum width of outermost surfaces of the tank at the first portion, greater than a lateral dimension of a second portion of the tank, measured at a maximum width of outermost surfaces of the tank at the second portion, the second portion is below the first portion, a width of the first portion varies as a distance from the second portion increases, and a width of the second portion is constant as a distance from the first portion increases, the width of the first portion farthest from the second portion is less than the lateral dimension of the first portion, and the filtered liquid is received from the filter at the second portion;
venting bubbles from the filtered liquid in the tank to an atmosphere external to the tank; and
dispensing the filtered liquid from the tank using a dispensing pump.