00265nam a2200097Ia 4500008004100000082001900041100001400060245004100074260004100115300001100156240817s9999    xx            000 0 und d  a660.2992 N91,p  aNull H.R. 0aPhase equilibrum in process design .  c1970a New Yorkb Wiley interscience  a275 p.