A novel solvent recovery step reduces equilibrium solvent losses to {HEAD ~ low levels}, preferably as low as {TAIL ~ 300 ppm wt}, and more preferably below 200 ppm wt and most preferably below 50 ppm wt 
A novel solvent recovery step reduces equilibrium solvent losses to { HEAD ~ low levels } , preferably as low as { TAIL ~ 300 ppm wt } , and more preferably below 200 ppm wt and most preferably below 50 ppm wt
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH