... Timmerhaus and R.E. West, Plant Design and Economics for Chemical Engineers, 5th ed., McGraw-Hill, Inc., New York, 2003.G.D. Ulrich, A Guide to Chemical Engineering Process Design and Econom-ics, ... (plate and fin) exchangers have 350 sqft/cuft, and about 4 times the heat transfer per cuft of shell -and- tube units.12. Plate and frame exchangers are suited to high sanitation ser-vices, and ... Nagiev, Theory of Recycle Processes in Chemical Engineering, Macmillan,New York, 1964.M.S. Peters and K.D. Timmerhaus, Process Design and Economics for Chemical Engineers, 4th ed., McGraw-Hill,...