CPC E21B 49/081 (2013.01) [E21B 47/06 (2013.01); E21B 49/10 (2013.01); G01N 33/2823 (2013.01); E21B 21/003 (2013.01); E21B 47/12 (2013.01); E21B 49/0875 (2020.05)] | 20 Claims |
1. A method comprising:
positioning a downhole fluid sampling tool into a wellbore;
performing at least one pressure test operation within the wellbore;
performing at least one pumpout operation within the wellbore;
identifying one or more formation parameters at least in part from the at least one pressure test operation or the at least one pumpout operation;
building a correlation model that relates a pumpout trend to the one or more formation parameters;
determining a time when the downhole fluid sampling tool takes a clean fluid sample utilizing at least the correlation model; and
acquiring the clean fluid sample with the downhole fluid sampling tool from the wellbore.
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