40.20 DIS ballot initiated: 12 weeks Jul 17, 2026
ISO
International Standard
75.180.10 Exploratory, drilling and extraction equipment
This document specifies the principle, apparatus and materials, sample preparation, procedure, data analysis, report and other requirements for the unsteady-state two-phase relative permeability determination in heavy oil reservoirs through steam injection.
IN_DEVELOPMENT
ISO/DIS 25374
40.20
DIS ballot initiated: 12 weeks
Jul 17, 2026