Solvent separation of diolefins from mixtures containing the sam
Staged purification of contaminated propylene oxide
Use of mixed polyoxypropylene glycols in the extractive distilla
Use of paired reboilers in the purification of propylene oxide b
Use of propylene oxide adducts in the purification of propylene
Vapor-liquid extractive distillation with dialkyl sulfone/water
Water and acetone removal from propylene oxide by extractive dis
Zirconium and hafnium tetrachloride separation by extractive dis
Zirconium and hafnium tetrachloride separation by extractive dis