GB/T 14090.1-1993
Replaced
GB/T 40548-2021
Active
National standards
GB/T 40548-2021 Technical specification of separate layers pressure control and combined layers drainage for coalbed methane wells
GB/T 40548-2021 Technical specification of separate layers pressure control and combined layers drainage for coalbed methane wells
Basic Information
Standard Code:
GB/T 40548-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mining
ICS Name:
The extraction and processing of oil and natural gas
Publish Date:
2021-08-20
Implement Date:
2022-03-01
Pages:
10 pages
Scope
This document specifies the purposes and tasks of stratified pressure control and layer-by-layer gas extraction for coal seam gas wells, the pressure control method, the extraction equipment, the extraction management, and the construction safety requirements.
This document is applicable to the gas extraction projects of coal seam gas wells under the conditions of two coal seams and multiple coal seams.
Development Information
Referenced Standards
Related Standards
GB/T 14090.2-1993
Replaced
GB/T 14090.2-1993 Terminology for offshore oil and gas development engineering—Platform
GB/T 14090.3-1993
Replaced
GB/T 14090.3-1993 Terminology for offshore oil and gas development engineering—Single point mooring unit and positioning system
GB/T 14090.4-1993
Replaced
GB/T 14090.4-1993 Terminology for offshore oil and gas development engineering—Submarine pipeline
GB/T 16782-1997
Replaced
GB/T 16782-1997 Procedure for field testing oil-based drilling fluids
GB/T 16783-1997
Replaced