Previous article . Next article . ... The adsorption front instability in the vertical beds with the sorbed and non-sorbed gas mixture components differ in density . ... It was found the modified Archimed criterion and calculated the its critical value of the instability initians. Moscow University Chemistry Bulletin . 2006, Vol. ... 5, P. 318 . Copyright (C) Chemistry Dept., Moscow State University, 2002 . ... Copyright (C) Chemisty Department of Moscow State University . ...