1. Quality Control Department, Exploitation Co. Of Irrigation Networks Dez North District of Khuzestan, Dezful, Iran
2. Department Chemical Engineering, Borujerd Branch, Islamic Azad University, Borujerd, Iran
3. Department of Chemical Engineering, Amirkabir University of Technology (Tehran Polytechnic), Tehran, Iran
4. Chemical Engineering and Petroleum Faculty, Razi University, Kermanshah, Iran