I usually recommend my students following books and published journals
-Plant Design and Economics for Chemical Engineers,5th Edition by Max S. Peters.
-Perry’s Chemical Engineering Handbook,6th Edition by Robert H. Perry
-Sherev’s Chemical Process Industries,5th Edition by George T. Austin
-Product & Process Design Principles,2nd Edition by warren D. Seider.
-Process Plant Design, reprinted,1983, J.R. Buckhurst.
-Chemical Process Engineering, Design and Economics, Harry Silla.2003
-Introduction to Chemical Engineering, International Student Edition, Walter L. Badger.
-Kirk-Othmer Encyclopedia of Chemical Technology,2nd Edition, Vol.1-n
-Kirk-Othmer Encyclopedia of Chemical Technology,5th Edition, Vol.1-n
-Chemical Engineering Unit Operation by Smith
-Chemical Engineering Unit Operation by Bedger
-Journals --------