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Table 2 Cement-Rock-Brine-CO2 Experiments.

From: Experimental Study of Cement - Sandstone/Shale - Brine - CO2Interactions

ID

Cement (g)

Shale (g)

Sandstone (g)

Brine (g)

Days reacted before CO2

Days reacted after CO2

GBCO2_1

4.0

  

280.5

11

30

GBCO2_2

20.0

  

204.5

21

22

7CO2

  

5.6

301.2

33

28

14CO2

 

6.4

 

301.2

31

31

GB7CO2

4.8

 

4.9

252.5

26

44

GB14CO2

8.6

8.7

 

246.5

40

35

  1. All experiments were conducted in 1.8 molal NaCl, 0.55 molal CaCl2 and 0.1 molal MgCl2 brine with 20 grams of supercritical CO2 at 95°C and 10 MPa.