Calendar: October to December 2011
| By Chemical Engineering
North America
Interphex Puerto Rico. Reed Exhibitions (Norwalk, Conn.). Phone: 203-840-4800; Web: interphexpuertorico.com
San Juan, Puerto Rico October 20–21var AIAD_adc644209ed8d0e4efecb7575c8ec06b_6918513f993d3;googletag.cmd.push(function(){var…