Page 370 - Reservoir Formation Damage
P. 370

350    Reservoir Formation Damage






                               ^  10  JMU Connate & MuleShoe Water (10.5 pH & 0% KCI)  I
                               i   *     r          i               _









                                          -  6  0  -  5  0  -  4  0  -30
                                                        A
                                          Log  {H4SKJ4}».9857x{H+} 5.M29


                                 in [ JMU Connate & Mule Shoe Water (10.5 pH & 2% KCI



                        B





                                   -70    •80     -50     -40     -30
                                           Log  {H4SiO4}*.9867x{H+}«6.9429



                                  | JMU Connate & Mule Shoe  Water (10.5 pH & 5% KCI) |










                                          40      40      -40
                                          Log  (H4SKMJ*.8857x{H+}»5.9429



                Figure 13-7. Effect  of  KCI on  illite  stability  (after  Schneider, ©1997; reprinted
                by  permission  of  G.  W.  Schneider).
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