1. School of TechnologyPontifical Catholic University of Rio Grande do Sul (PUCRS) Porto Alegre RS Brazil
2. Institute of Petroleum and Natural Resources (IPR)Pontifical Catholic University of Rio Grande do Sul (PUCRS) Porto Alegre RS Brazil
3. Research and Development Center ‘Leopoldo Américo Miguez de Mello’ (CENPES) PETROBRAS Rio de Janeiro RJ Brazil
4. Engineering and Materials Technology Graduate Program (PGETEMA)Pontifical Catholic University of Rio Grande do Sul (PUCRS) Porto Alegre RS Brazil