Fatma Said Sayed <br/><br/>
Manufacture of potassium fertilizer from bittern /  
 انتاج الاسمدة البوتاسية من مياه الملاحات 
Fatma Said Sayed ; Supervised Shakinaz Taha Elshletawy , Guzine Ibrahim Eldiwani 
 - Cairo :   Fatma Said Sayed ,   2000 
 - 99 P. :   charts , facsimiles ;   30cm 
<br/><br/>Thesis (Ph.D.) - Cairo University - Faculty of Engineering - Department of Chemical Engineering