GB/T 14090.1-1993
Replaced
NB/T 11843.1-2025
Active
Industry standards-Energy
NB/T 11843.1-2025 Shale gas - Determination of overburden porosity - Part 1: Gas testing method
NB/T 11843.1-2025 Shale gas - Determination of overburden porosity - Part 1: Gas testing method
Price:
$ 20.00
Basic Information
Standard Code:
NB/T 11843.1-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Oil development
ICS Name:
The extraction and processing of oil and natural gas
Publish Date:
2025-09-28
Implement Date:
2026-03-28
Scope
This document describes the instruments and equipment involved in the determination of porosity under overburden pressure in shale, the test materials, sample preparation, porosity volume calibration, gas tightness check, measurement process, and quality requirements. This document is applicable to the determination of porosity under overburden pressure in shale samples by gas measurement methods.
Development Information
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