open access Laboratory Development of Processes for Fixation of High-Level Radioactive Waste in Glassy Solids. [Part] 3, Wastes from the Purex Solvent Extraction Process Description: Report concerning the fixation and disposal of toxic waste derived from the Purex solvent extraction process. Date: June 1965 Creator: Clark, W. E.; Godbee, H. W. & Fitzgerald, C. L.