1. University of São PauloEngineering School of Lorena, Chemical Engineering Department Campinho Municipal Road w/n, Lorena 12.602-810 São Paulo Brazil
2. State University Julio Mesquita FilhoEngineering Faculty of Guaratinguetá, Production Engineering Department Dr. Ariberto Pereira da Cunha Avenue, 333, Guaratinguetá 12.516-410 São Paulo Brazil