Patent ID: 7267132

Claim:
A cleaning system comprising: a. a cylindrical deposition chamber having an interior surface bearing a contamination layer, an exterior surface of an exterior chamber diameter, and an interior chamber length; b. a vessel containing the deposition chamber and a cleaning solution including hydrofluoric acid, the vessel filled with the cleaning solution to a first level; c. at least one roller supporting and in physical contact with the deposition chamber such that the deposition chamber is partially submerged in the cleaning solution to expose a portion of the interior surface to the cleaning solution; d. wherein the portion of the interior surface exposed to the cleaning solution extends at least partially along the interior chamber length; e. a drive mechanism coupled to the roller; and f. at least one volume-displacing element disposed in the vessel, the volume-displacing element not in physical contact with the deposition chamber; g. wherein the at least one roller is cam-shaped.