000			00253nam a2200097Ia 4500
008			160710s1963 xx 000 0 und d
100			_aCHEMICAL ENGINEERING
245			_aCHEMICAL ENGINEERING,APRIL,NO.7-9
260			_bMC GRAW HILL _c1963
942			_2ddc _cB
999			_c40176 _d40176