Patent ID: 7833304
Filing Date: 2010-11-16
Classification: B01D

Abstract:
1. An assembly for collecting material that is entrained in a gas stream, which comprises a housing defining a space within it, the housing having inlet and outlet ports for the gas that is to be filtered, the assembly further comprising a flow conduit which has a first conduit opening for communication with one of the ports and a second conduit opening for communication with the space within the housing, in which the axis of the first conduit opening and the axis of the second conduit opening are not aligned, and in which the flow conduit contains at least one vane positioned within it so that the flow of gas along the conduit between the first and second conduit openings passes over the vane and is smoothed by it, in which housing comprises a head part and a body part, at least one of the ports being provided in the head part, the head part defining a primary chamber within it communicating with the said port and with the space within the housing, with the axis of the port and the axis of the housing being non-aligned, the assembly including a seal between the internal wall of the primary chamber at or towards the free end thereof and the flow conduit at the second conduit opening thereof, the flow conduit extending from the space into the primary chamber.