000 00268nam a2200097Ia 4500
008 160710s1967 xx 000 0 und d
100 _aCHEMICAL ENGINEERING
245 _aCHEMICAL ENGINEERING,APR-MAY,NO.9-10
260 _bMC GRAW HILL PUBLICATION
_c1967
942 _2ddc
_cB
999 _c40223
_d40223