GB/T 41025-2021
Guidelines for disposal of abandoned coalbed methane well (English Version)

Standard No.

GB/T 41025-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 41025-2021

Scope

This document provides guidelines for the general principles of disposal of coalbed methane abandoned wells, plugging operations, construction and acceptance, safety and environmental protection requirements, quality evaluation, and records and archives. This document is applicable to the disposal of coalbed methane vertical wells and directional wells.

GB/T 41025-2021 Referenced Document

• GB/T 31537 Terms relating to coalbed methane (coal mine gas)
• SY/T 5587.14 Codes for conventional workover job.Part 14: Cementing plug and drilling out
• SY/T 5587.5 General well workover operation procedures Part 5: Wellbore preparation for underground operations
• SY/T 6646 Abandoned and Long Stopped Well Disposal Guidelines

GB/T 41025-2021 history

• 2021 GB/T 41025-2021 Guidelines for disposal of abandoned coalbed methane well