Study on the Wettability and Spontaneous Imbibition Characteristics of Lacustrine Shale

Figure 6

Microscopic characteristics of percolation of n-dodecane and water from different lithofacies samples. (a) Sandy interlayer oil imbibition YY-72-2. (b) Sandy interlayer water imbibition YY-72-2. (c) Low organic matter laminated siliceous shale oil imbibition YJ-62-3. (d) Low organic matter laminated siliceous shale water imbibition YJ-62-3. (e) High organic matter massive clay shale oil imbibition YJ-27-1. (f) High organic matter massive clay shale water imbibition YJ-27-1.

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