Table 1. Phases of the test, magnitude... | Emerald Publishing

Table 1.

Phases of the test, magnitude of gas BT, and back pressures in the test

Steps of breakthrough tests	Description	Duration: days	Gas BT pressure: MPa	Back pressure: MPa
Phase I	Saturation of the sample	60	—	—
Phase II	Gas injection – first breakthrough pressure	60	8.8	2.2
	Gas injection – second breakthrough pressure	80	7.9	1.7
Phase III	Dismantling of the sample and re-saturation	60	—	—
Phase IV	Gas injection – first breakthrough pressure	50	7.2	3.5
	Gas injection – second breakthrough pressure	50	6.7	3.4

Steps of breakthrough tests	Description	Duration: days	Gas BT pressure: MPa	Back pressure: MPa
Phase I	Saturation of the sample	60	—	—
Phase II	Gas injection – first breakthrough pressure	60	8.8	2.2
	Gas injection – second breakthrough pressure	80	7.9	1.7
Phase III	Dismantling of the sample and re-saturation	60	—	—
Phase IV	Gas injection – first breakthrough pressure	50	7.2	3.5
	Gas injection – second breakthrough pressure	50	6.7	3.4