GB/T 2007.1-1987
Active
NB/T 11900-2025
Active
Industry standards-Energy
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
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
Basic Information
Standard Code:
NB/T 11900-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Health, safety, and labor protection
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2025-09-28
Implement Date:
2026-03-28
Publisher:
国家能源局
Technical Committee:
能源行业煤矿瓦斯治理与利用标准化技术委员会
Scope
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
Development Information
Drafting Units:
淮南矿业（集团）有限责任公司、安徽理工大学、中煤科工西安研究院（集团）有限公司、平安煤炭开采工程技术研究院有限责任公司、淮河能源西部煤电集团有限责任公司、中煤科工集团沈阳研究院有限公司、华电煤业集团有限公司、中煤科工集团重庆研究院有限公司、平安煤矿瓦斯治理国家工程研究中心有限责任公司
Drafting Persons:
李点尚、杜雷、丁华忠、蔡峰、张磊、周伟东、方有向、张凯、周伟、任波、景慎怀、万玉柱、王力、余岩、李铁、黄礼勇、范加锋、刘琪、游继军、吴志坚、李玉兴、韦瑜
Related Standards
GB/T 2007.2-1987
Active
GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method
GB/T 2007.3-1987
Active
GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for evaluation of quality variation
GB/T 2007.4-1987
Replaced
GB/T 2007.4-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision
GB/T 2007.5-1987
Replaced
GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for checking the bias of sampling
GB/T 2007.6-1987
Active