Petrophysical test equipment having a cell having: a body (1) comprising a cavity (1a) configured to receive a sample to be analyzed; two pistons / O (1.d) comprising a plurality of inlet ducts (101 ', 102', 103 ', 104') and a plurality of output ports (101 '', 102 ', 103' ', 104') configured to allow two inputs / outputs of fluids; wherein the body (1) and pistons / O (1.d) are connected to form a sealed cell.
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