middle low low temperature” shift process

Chang 6(1) low permeable reservoir

Chang 6^1 low permeable reservoir

Low Permeable Reservoir

middle permeable zone

compacted and low permeable sandstone

low permeable character

low permeable gas field

low permeable media

low permeable oil reservoirs

Low Permeable Oilfield

low permeable oilfiled

low permeable reser- voir

Low permeable reservoirs

low permeable sublayer

low reservoir damage

mid low low temperature shift

mid low low temperature shift process

extra-low permeable reservoir bed

Lowest Permeable Reservoir