DUST CATCHER Russian patent published in 2004 - IPC

FIELD: purification of smoke fumes. SUBSTANCE: the invention is intended for purification of predominantly smoke fumes and solves a problem to increase quality of purification, to decrease a liquid consumption and labor input. The dust catcher contains: a body with an inlet and an outlet branch- pipes; a dust settling chamber with a pan, a branch-pipe and L-bars; a sprinkling system made in the form of a manifold with distributing pipelines; a tool to control speed of a gas stream made in the form of two hinge-mounted wings with springs. The L-bars form / zigzag-shaped channels. On each pipeline there is valve with a spring rod contacting with a lever supplied with a plate. EFFECT: increased quality of smoke fumes purification, decreased consumption of a liquid and labor input. 2 cl, 3 dwg