The manufacture of soda ash in the Arabian Gulf
#0183;#32;International Journal of Production Economics, ~n (1992) 145153 Elsevier 145 The manufacture of soda ash in the Arabian Gulf Wagialla, AlMutaz and ElDshan Chemical Engineering Department, KingSaud University, Riyadh 11421, Saudi Arabia (Received 4 July 1991; accepted in revised form 23 October 1991) Abstract This paper is concerned with the technical and