[1] Natl Univ Cuyo, Sch Engn, Ctr Univ, Mendoza, Argentina
[2] Consejo Nacl Invest Cient & Tecn, RA-1033 Buenos Aires, DF, Argentina
[3] Ecole Natl Super Ind Chim, Inst Natl Polytech Lorraine, Res Team Innovat Proc, EA N3767,ERPI,ENSGSI, F-54001 Nancy, France