While CO-LaN had no booth per se at ACHEMA 2006, Technische Universität Hamburg-Harburg kindly displayed a CO-LaN poster on their booth and answered any inquiry about CAPE-OPEN. Also CAPE-OPEN was mentioned prominently on the HTRI booth. from AixCAPE e.V. made an oral presentation on May 15. The subject was the integration of shortcut algorithms into flowsheeting simulators through CAPE-OPEN interfaces. You may find the abstract here.