Geofluids / 2019 / Article / Tab 1

Research Article

Damage Mechanism of Oil-Based Drilling Fluid Flow in Seepage Channels for Fractured Tight Sandstone Gas Reservoirs

Table 1

Basic performance of OBDF (1.86 g/cm3).

Experimental conditionApparent viscosity (mPa·s)Plastic viscosity (mPa·s)Yield point (Pa)Filter lossAPI (mL)Filter lossHTHP-API (mL)Emulsion stability (V)

Before aging93.
After aging67.560.07.501.6959

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