Page 21 - Open-Hole Log Analysis and Formation Evaluation
P. 21

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                                                                                                               CHAPTER
                                                                                         Formation
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                                                   To  place
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                                                                                  borehole
                                          1.1.
                                                                                           SCOPE
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       to
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                                                                        from
                   FORMATION
                                                                 a
               explorationist
           defined
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                                    measurements
                                            formation
                                                               rock
                                                                                                               ONE
                                                                                logging
                                                             section,
             evaluation
                                                                      borehole
                                                                                           OF
                                                       storage  capacity,
                                                         to
                                                 overall
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                                                                                    available
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       arrive
                                    are
                                                                                      techniques.
                                                         the
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                                                                            sense
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                                                                                  geophysics,
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                                                               is
                                                                                                     OVERVIEW
                                                                              to
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           drilling
                                                                                    methods
                                                                 section
                                                                                techniques
                                              meter
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                                    equally
                                                                                        covers
                              of magnitude.
                                                                              the
                                                                                                          FORMATION
               seismic
           as
                                                                        associated
             presupposes
                   EVALUATION
                                        evaluation
                                                                 or
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                                                                                          FORMATION
                                                                          directly
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       realistic
                                                         complete
                                measuring  processes  available,
                                                               of  no
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         to
                                              taken
                                                                   core
                                                                                  logs.

                                      principles
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               records,
       figures
                                                               direct
                                                       hydrocarbon  content,
                                                         of
                                              as
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                                                                       sciences.
                                                                          relatable
                 lies
                                                                              formation
           wells
                                                                                        large
                                              a
                                  consider  the
                                                                                    them
                                        techniques
       for
                                    ranging.
                            techniques
                                                                          to
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           as
                                                                       For
                                                                                analysis
             reserveir
                                                                   analysis
                                                                            universally
                                                                     determine
                                                             seismic
                                                               to
                                                                                          EVALUATION
                                                           However,
                                              unit
                                                                 (scanning
               gravity,
                                    An
                                                                         all
       both
                                                                                  Although
                                                                                        range
                                                                     a
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                                                                   to
                            over
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                                                                                      to
               and
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       the
                                            evaluation  technique  can  be  placed
                                                                                  the
                                      to
                                illustrated  in  table
                 in
                                                in
                                                           ai/  the
                            such
           possible.
                                                                       example,
                                                             profile)
                                                       produceability,
                                                                                methods,
                                                                   define
                                                                            recorded
             been
                                                                 electron
                                                                       a
                                                                              evaluator.  Well
                 the
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           In
                                                                         other
                              require,
         reservoir
                                                                            in
                                                                                      expose
                                      make
                                                                   log
                                        12
                                                terms
                                                                     time-depth
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                            a  wide
                                                                                these
                                                             of  any
                                                                                  emphasis
                                                                                                          EVALUATION
                                                         reservoir’s
                                                                                      the
                                            in  order  as
               magnetics.
       economic
                                1.2.  Again,
                 hands
           those
                                      the
             located
                                              of  measurement,
                                                                              logs  are
                              or  use,
                                                   is  valuable  to
                                                                                        of  measurement
                                                               interpretation
                                                     -
                                                                                are
                                                                                  will
                 of
                                    way
                                                             help
                                        orders
                            range
             and
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                                                                       geophysicist
                                                                                      reader
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                                                                         parameters
                                                           measurements
                                                         limits,
                                                                              cen-
                                                                   response
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                                                                                    a  perspective  by  reference
                                                                 microscope)
                                                  con-
                                                                            practically
                                                       and  economic
                                            shown
                                                of  orders
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                                  frequency  employed  by  the
                                      basic
                                        of
                                aspan
       evalua-
             is
               Forma-
                                    of
                 the
           wells,
                              such
         parameters
                            of
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