Page 225 - Gas Wettability of Reservoir Rock Surfaces with Porous Media
P. 225

Permeability  Recover  (%)  Value  62.33  93.4









                                 Shale  Expansion  (%)  Rate  5.86  2.69



                                 Cutting  Recovery  (%)  68.7  86.2



                                 pH           8.5  8.5


                                 Friction  Coefficient  0.1  0.1





                                 FL
                                 API  mL      4.5  4.0

                                 Gel  Gel
                                 Initial  Strength/  Final  Strength  Pa  1.5/3.0  2.0/3.0


                                 YP/  PV      0.4  0.5

                                 YP  Pa       8   10


                              Test  PV  (mPa   s)  20  20
                              Performance  AV  (mPa   s)  28  30






                              Routine  Density  (g/cm 3 )  1.10  1.10




                              6.7               modification  modification
                              Table  State    Before  After
   220   221   222   223   224   225   226   227   228   229   230