ASTM D4631-18
- Standard Test Method for Determining Transmissivity and Storativity of Low Permeability Rocks by In Situ Measurements Using Pres
- standard by ASTM International, 07/15/2018
- Category: ASTM
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1.1 This test method covers a field procedure for determining the transmissivity and storativity of geological formations having permeabilities lower than 10−3 μm² (1 millidarcy) using the pressure pulse technique.
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