Fig. 7
From: Study on demetallization of heavy crude oil using different zeolitic materials

Linearization plots of Langmuir isotherm model for Ni, V, Cr and Zn adsorption on NZ.
From: Study on demetallization of heavy crude oil using different zeolitic materials

Linearization plots of Langmuir isotherm model for Ni, V, Cr and Zn adsorption on NZ.