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Solvent Extraction of Coal Tar Absorption Oil with Continuous Countercurrent Spray Column
Coal tar Absorption oil Solvent extraction Continuous countercurrent operation
2009/7/28
Solvent extraction of absorption oil by aqueous solution of methanol was evaluated using a continuous countercurrent spray column. The structure of the spray column is simple so that the mass transfe...
Separation of Coal Tar Distillate by Solvent Extraction —Separation of Extract Phase Using Distillation—
Coal tar Absorption oil Solvent extraction Aqueous methanolic solution
2009/7/27
solution from the aqueous extract phase obtained from the solvent extraction of coal tar distillate. Equilibrium extraction of absorption oil, one of the coal tar distillates, was carried out with aqu...
Separation of Coal Tar Fractions by Solvent Extraction—Extractant/Solvent Separation by Secondary Extraction—
Coal tar Tar light oil Absorption oil Solvent extraction Aqueous methanol solution
2009/7/27
Solvent extraction was applied to the separation of tar light oil and absorption oil, and solvent recovery in the separation of these coal tar fractions by extraction with secondary oil solvent. The l...