Home / Standards / GB/T 46212-2025 GB/T 46212-2025 Active Petroleum drilling and production equipment—Electromagnetic telemetry measurement while drilling 石油天然气钻采设备 电磁波传输随钻测量系统 Standard Type GBT ICS 75.180.10 CCS E92 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 国家标准委 Drafting Unit N/A