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GB/T 33294-2025 in English
Testing of deepwater well cement
VALID
Issued on:2025-08-29 | Implemented on:2025-12-01
$225.00 $219.00 -
GB/T 16783.1-2025 in English
Petroleum and natural gas industries—Field testing of drilling fluids—Part 1: Water-based fluids
VALID
Issued on:2025-08-29 | Implemented on:2025-12-01
$1,260.00 $1,223.00 -
GB/T 35206-2025 in English
Thin section examination of shale and mudstone
VALID
Issued on:2025-08-01 | Implemented on:2026-02-01
$240.00 $233.00 -
NB/T 11823-2025 in English
Technical Specification for Post-Project Evaluation of Coalbed Methane Development Projects
VALID
Issued on:2025-06-30 | Implemented on:2025-12-30
$495.00 $481.00 -
NB/T 11820-2025 in English
Coalbed Methane Drilling Geological Design Specifications
VALID
Issued on:2025-06-30 | Implemented on:2025-12-30
$180.00 $175.00 -
MT/T 1267-2025 in English
Reverse Shaft Boring Technical Specifications
VALID
Issued on:2025-06-30 | Implemented on:2025-12-30
$195.00 $190.00 -
NB/T 11824-2025 in English
Code for the Preparation of Surface Drilling Engineering Reports for Coalbed Methane
VALID
Issued on:2025-06-30 | Implemented on:2025-12-30
$180.00 $175.00 -
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