ISO 4657:2022
International Standard
Current Edition
·
Approved on
12 January 2022
Assessment specification of coalbed methane resources
ISO 4657:2022 Files
English
10 Pages
Current Edition
28.76 OMR
ISO 4657:2022 Scope
This document specifies the objectives, tasks, work processes, classification, report preparation and acceptance of coalbed methane (CBM) resource evaluation.
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