Sentence examples for injection formation from inspiring English sources

Therefore, in field gel injection, formation with gel injected of induction stage should not be interfered with longtime low-frequency vibration.

Here we propose to explore the possibility of detecting such leakage by the use of pressure-monitoring wells located in a formation overlying the injection formation.

In North America for example millions of legacy oil and gas wells present the possibility of CO2 and brine to leak out of the injection formation.

The pilot's injection formation was the Springfield coal, high volatile bituminous rank, thickness 7 ft, depth 900 ft, desorbed gas content ranged 150 210 cf/ton (dmmf) primarily methane (MGSC web 2013).

As injection progresses, pressure increases within the injection formation over a relatively large region.

On injection, formation of fibrin gel started due to the mixing of both substances within the needle.

Prior to surfactant injection, the formation is flooded with formation brine with known well constraints.

In the design of secondary recovery, waterflooding is stopped and 0.3 PV surfactant slug without low-salinity water is injected and then followed by the injection of formation brine.

During CO2 and chemical injection, the formation temperature in the vicinity of the wellbore is usually lower than that in the deep formation.

In case of waterflooding, complex geochemical processes between the injection water, formation water and rock occur and the concentration of ions increases.

It is proved that while the salinity drops to 0.1 (meq/ml), the overall oil recovery reaches just over 42% of OOIP and could not surpass the oil recovery resulting from surfactant injection with formation brine salinity.