A system and method for the simulation and modeling of biopharmaceutical batch process manufacturing facilities using process time lines is described herein. The system employs a four-field delimited string code which specifies the unit identifier code and the iteration value for each of the three levels...http://www.google.de/patents/US6662061?utm_source=gb-gplus-sharePatent US6662061 - System and method for simulation and modeling of batch process manufacturing facilities using process time lines