GB/T 14090.1-1993
Replaced
NB/T 11820-2025
Active
Industry standards-Energy
NB/T 11820-2025 Drilling geological design specification for coalbed methane
NB/T 11820-2025 Drilling geological design specification for coalbed methane
Price:
$ 31.00
Basic Information
Standard Code:
NB/T 11820-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Oil geological exploration
ICS Name:
The extraction and processing of oil and natural gas
Publish Date:
2025-06-30
Implement Date:
2025-12-30
Pages:
16 pages
Scope
This document stipulates the principles and basis, content and requirements of the geological design for drilling in the exploration stage of coalbed methane, as well as the design documents, etc. The design documents can be used as a reference for development wells.
This document is applicable to surface coalbed methane vertical wells, and directional and horizontal wells can also be used as a reference for implementation.
Development Information
Referenced Standards
GB/T 29119-2012 Technical specification of coalbed methane resource exploration
GB/T 29119-2023 Technical specification of coalbed methane resource prospecting
GB/T 40547-2021 Design guidelines for coalbed methane well drilling and completion
DZ/T 0377
NB/T 10885
SY/T 6923-2019 The safety technical specifications for coalbed methane logging
SY/T 6923-2012 coalbed methane logging safety technical specifications
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