Computation of multistage separation processes / Donald N. Hanson, John H. Duffin, Graham F. Somerville. Hanson, Donald N. Duffin, Hohn H. Somerville, Graham F. Chemical engineering Data processing. FORTRAN (Computer program language) Extraction (Chemistry) Distillation TP156.E8 H3 510.78 HAC Includes bibliographical references and index. New York : Reinhold, 1962. 1962. 1962 Text [ 8 ], 361 p. : eng Reinhold chemical engineering series.