Patent ID: 6148535
Filing Date: 2000-11-21
Classification: B01D

Abstract:
A gas dryer which comprises:(a) a chamber with an inlet and an outlet for a gas which is to be dried by flowing under pressure through the dryer, arranged so that the direction of flow of the gas is between end faces of the chamber, the location of the inlet and the outlet for gas to be dried being such that, when the chamber is mounted so that the direction of flow of gas between the inlet and the outlet is off the vertical, neither the inlet nor the outlet is arranged centrally at the low point of the chamber,(b) a medium in the chamber for adsorbing liquid entrained with the gas, and(c) a drain tube which extends from the low point region of the chamber at which liquid can collect when the dryer is mounted for use off the vertical into a depressurisation outlet through which gas leaves the chamber when the dryer is depressurised so that liquid which has collected in the said region of the chamber is discharged into the depressurisation outlet.