A water sensitivity experiment is made by using a freeze core sample and a compacted sample from a unconsolidated oil sand in 3 unconsolidated sandstone reservoirs A,B and C in Bohai Region.

• 利用渤海地区的A,B,C三个疏松砂岩油藏的冷冻取心岩样及松散油砂的压实岩样进行了水敏性试验研究。