Patent ID: 8252120
Filing Date: 2012-08-28
Classification: B01D,B08B,C07C

Abstract:
1. A washing apparatus comprising: a material conveying means comprising an outlet and a connection to a First Region wherein the material conveying means, which is free of pulsation, is located outside of the washing apparatus and supplies a wash material to the First Region; wherein said conveying means comprises a spiral conveyor pump; a First Region, to which the wash material is supplied, a Second Region, in which the wash material is washed, a solid/liquid separation apparatus with a filtrate offtake line located between the First Region and the Second Region, a Third Region, in which the wash material is melted wherein the Third Region comprises a melting apparatus, a heat exchanger in communication with said Third Region, wherein said heat exchanger is located outside of said Third Region, and a flow resistance is arranged in a stationary position between the Second Region and the Third Region and is non-rotatable about a central longitudinal axis of the Second Region, wherein the flow resistance comprises multiple variable openings wherein each opening includes an “A” cross-section facing the Second Region and a “B” cross-section facing the Third Region; and a multi-thermosensor positioned to extend through the First Region, the a solid/liquid separation apparatus, the Second Region, the flow resistance and the Third Region wherein the multi-thermosensor has at least one measurement location and controls varying the size of the variable openings of the flow resistence on the basis of data obtained at least one location of the washing apparatus.