Patent ID: 6408936
Filing Date: 2002-06-25
Classification: F28F,F28G

Abstract:
A heat exchanger assembly which comprises a casing housing at least one product conduit extending substantially therethrough and with a void surrounding the product conduit receiving in use, heat exchange service fluid, wherein the assembly further comprises a mount extending through the product conduit, said mount being moveable in a reciprocating manner along the product conduit and having a scraping means projecting therefrom towards an inner wall of the product conduit wherein the scraping means comprises a scraping head movably mounted outwardly on an arm characterised in that the scraping head is resiliently biased towards a wall of the product by a resilient biasing means associated with or comprising the arm such that upon reciprocation of the mount within the product conduit, the scraping means will scrape residues from the inner wall of the product conduit.