Accepted Manuscript Improved Sea Water Quality by Removal of The Total Hardness Using Static Step-by-Step Deposition and Extraction Technique as an Efficient Pretreatment Method Mohamed E. Mahmoud, Mohammed K. Obada PII: S1385-8947(14)00496-3 DOI: http://dx.doi.org/10.1016/j.cej.2014.04.064 Reference: CEJ 12043 To appear in: Chemical Engineering Journal Received Date: 8 March 2014 Revised Date: 13 April 2014 Accepted Date: 16 April 2014 Please cite this article as: M.E. Mahmoud, M.K. Obada, Improved Sea Water Quality by Removal of The Total Hardness Using Static Step-by-Step Deposition and Extraction Technique as an Efficient Pretreatment Method, Chemical Engineering Journal (2014), doi: http://dx.doi.org/10.1016/j.cej.2014.04.064 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.