ISO/AWI TS 26653

Natural gas upstream area — Core sampling — Tripping-out pressure-retained coring method

Scope

This document specifies the principle, equipment and facilities, materials and tools, coring procedures, collection and recording of samples and related data, and safety requirements for the tripping-out pressure-retained coring method for gas wells.
This document is applicable to the tripping-out pressure-retained coring operations for gas wells.