Buttridge, I.

Koch-Glitsch, Inc., Dallas, Texas

Increase aromatics complex profitability

Buttridge, I., Hartman, E. L., Koch-Glitsch, Inc.; Wilson, D. F., Koch Petroleum Group, L.P.

Flooding problems severely limited operations for toluene recovery column. A revamp with high-capacity tray and other modifications improved operations and increased throughput