00317pam a2200145a 44500008004100000020000900041041001200050082000900062100001700071245002800088250000600116260003200122300000800154650000900162230515b1981    xxu||||| |||| 00| 0 eng d  aNULL  aENGLISH  aN.D.  aTreybal R.E.  aMass Transfer Operation  a0  aNULLbMcgraw Hill Pubc1981  a784  aNULL