OTTAWA, ONTARIO--(Marketwired - Dec. 17, 2014) - Iogen Corporation, a leading developer of cellulosic biofuel technology, and Ra�zen, one of the world's largest producers of sugarcane ethanol, are pleased today to announce they have begun production of cellulosic ethanol on schedule at Ra�zen's newly expanded Costa Pinto sugar cane mill in Piracicaba, S�o Paulo, Brazil.