Standards

NB/T 11045.4-2025 Page 4: Shale gas production and well-completion process specification: Gas lift production method (gas lift operation) is the method for extracting natural gas by pumping liquids to generate high-pressure in the well and use the fluid flow back effect to extract gas from the well

本文件规定了页岩气井气举排采的工艺设计、施工作业要求、气举投产运行及健康、安全和环境控制要求。 本文件适用于页岩气井的气举排采工艺作业。

Publish Date: 2025-09-28

NB/T 10117-2025 Shale gas isothermal adsorption determination using weight method

本文件描述了利用重量法进行页岩气态烃等温吸附测定的方法。 本文件适用于页岩对气态烃吸附能力的测定。

Publish Date: 2025-09-28

NB/T 10116-2025 Recommended practices for reducing the environmental impact of hydraulic fracturing operations on the ground environment

本文件规定了水力压裂作业中减少对地面环境影响的系列做法，包括一般要求、作业前管理、压裂材料和装备运输、压裂材料现场管理和压裂施工要求。 本文件适用于页岩气勘探开发井水力压裂作业，其他类型水力压裂作业参照执行。

Publish Date: 2025-09-28

NB/T 47048-2025 Spiral-plate heat exchanger

Publish Date: 2025-09-28

NB/T 47004.1-2025 Panel-type heat exchanger Part 1: Removable-type panel-type heat exchanger

Publish Date: 2025-09-28

NB/T 11882-2025 Fixed vacuum insulated liquid hydrogen pressure vessel

Publish Date: 2025-09-28

NB/T 11900-2025 The technical requirements for pneumatic drilling of directional strata-oriented gas drainage drill holes in soft coal seams in the underground mining operation

本文件适用于坚固性系数0.3≤ f ≤1.0 的煤层井下定向顺层瓦斯抽采钻孔的气动施工

Publish Date: 2025-09-28

NB/T 11899-2025

Publish Date: 2025-09-28

NB/T 33001-2025

Publish Date: 2025-09-28

NB/T 32031-2025 Power generation power prediction system function specification

Publish Date: 2025-09-28

NB/T 31057-2025 Wind power plant collection system overvoltage protection technical specification

Publish Date: 2025-09-28

NB/T 11871-2025 PV Power Generation Station Basic Inspection and Maintenance Technology Instructions

Publish Date: 2025-09-28