Home / Standards / GB/T 45134-2025 GB/T 45134-2025 Active Petroleum drilling and production equipment—Near-bit geosteering drilling systems 石油天然气钻采设备 近钻头地质导向钻井系统 Standard Type GBT ICS 75.180.10 CCS E92 Status 现行 Issue Date 2025-01-24 Implementation 2025-08-01 Responsible Dept 国家标准委 Drafting Unit N/A