US 11,674,372 B2
Geologic formation characterization via fluid separation
Hadrien Dumont, Paris (FR); Francois Xavier Dubost, Ciudad del Carmen (MX); Bertrand Claude Theuveny, Paris (FR); Adriaan Gisolf, Bucharest (RO); and Pierre-Yves Corre, Abbeville (FR)
Assigned to SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US)
Filed by Schlumberger Technology Corporation, Sugar Land, TX (US)
Filed on Mar. 22, 2021, as Appl. No. 17/207,871.
Claims priority of provisional application 62/992,801, filed on Mar. 20, 2020.
Prior Publication US 2021/0293122 A1, Sep. 23, 2021
Int. Cl. E21B 49/08 (2006.01); E21B 43/12 (2006.01)
CPC E21B 43/121 (2013.01) [E21B 49/087 (2013.01); E21B 49/088 (2013.01)] 20 Claims
OG exemplary drawing
 
20. A method comprising:
flowing a spacer fluid from a conduit to an annulus;
flowing a formation fluid from an inlet of a tool into the spacer fluid in the annulus and dividing the spacer fluid into at least two portions that form at least two corresponding spacers;
flowing the formation fluid and the spacer fluid portions in the annulus to a station; and
collecting the formation fluid.