Research Article
Analysis of the Change Feature and Action Mechanism of Coal Pore Structure under the Action of Supercritical CO2
Figure 5
Changes in pore volume and pore specific surface area percentage of coal samples before and after ScCO2 treatment.
| (a) Pore volume of coking coal |
| (b) Pore volume of anthracite |
| (c) Pore specific surface area of coking coal |
| (d) Pore specific surface area of anthracite |