B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
B01D46/2407—Filter candles
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material