Investigation on the Effect of Atmosphere on the Pyrolysis Behavior and Oil Quality of Jimusar Oil Shale

Table 5

The specific surface area and pore volume of solid residues in different atmospheres.

Atmosphere	N2	CO2	H2O
Specific surface area (m^2/g)	74.40	83.46	111.53
Pore volume (×10^−3 ml/g)	198.10	269.11	291.98