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Class Information
Number: 159/DIG.37
Name: Concentrating evaporators > Ported

Patents under this class:

Patent Number Title Of Patent Date Issued
7658817 Industrial evaporation apparatus Feb. 9, 2010
6391149 Method and apparatus for concentrating a solute in solution with a solvent May. 21, 2002
5209828 System for concentrating a spent caustic stream May. 11, 1993

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