Patent ID: 6123746
Filing Date: 2000-09-26
Classification: B01D

Abstract:
A candle filter holder and gasket assembly for holding a candle filter element within a hot gas cleanup system pressure vessel, the filter element including a body having two opposing ends, one defining a flange open end and the other defining a closed end; the filter element body having a smaller inner diameter surface and a larger inner diameter surface, said candle holder and gasket assembly comprising:a. a filter housing, said filter housing having a peripheral sidewall, said sidewall defining an interior chamber;b. at least one compliant gasket separate and apart from the filter housing, said compliant gasket positioned next to the filter element and effective to provide a seal between filtered gas and unfiltered gas and to cushion the filter element; andc. means for coupling the filter element, filter housing, and gaskets within the pressure vessel; where the at least one compliant gasket has a circular sleeve construction that consists of a single element made of a braided or woven sheet or sleeving rolled within itself to form a configuration selected from (1) a single end rolled single spiral or (2) a two end rolled double spiral, both constructions with no separate center element, said gaskets consisting of ceramic sheet or sleeving.