GAS PURIFICATION DEVICE AND AIRTIGHT SHEET USED FOR GAS PURIFICATION DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a gas purification device which reduces the replacement frequency of a purification agent and reduces the amount of a purification agent used by efficiently utilizing a purification agent stored in a housing.

SOLUTION: The gas purification device is provided with a gas sending port at the bottom and a discharge port at the crowning and consists of the housing in which the purification agent to purify the gas to be treated is stored inside. In the housing, the outer edge is formed to a laminated piece to be piled up with the inner surface of the housing, and the purification agent is charged while arranging the airtight sheet having an opening of a predetermined profile at the more inner side than the laminated piece to the longitudinal direction of the housing with a predetermined interval.

COPYRIGHT: (C)2007,JPO&INPIT