Replacing conventional valve trays with high-capacity trays in six demethanizer columns at Saudi Aramco's Shedgum and 'Uthmaniyah gas plants eliminated a liquid load restriction in the column top ...
A hydraulic analysis successfully identified a bottleneck in a demethanizer column at Eastman Chemical Co.'s Longview, Tex., olefins plant. Nov. 15, 2004 Click on the pdf link below to view the entire ...