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Table 2 Geometric characteristics of the PHREEQC model used for the BHT-1 experiment

From: Natural gas extraction and artificial gas injection experiments in Opalinus Clay, Mont Terri rock laboratory (Switzerland)

Initial gas volume

Interval length

Borehole radius

Radial length

Cell number

Cell size

9.5 L

5 m

38 mm

4.9 m

45

20–480 mm