Home / Standards / GB/T 46582-2025 GB/T 46582-2025 Active Petroleum and natural gas industries—Subsurface completion barrier valves and related tools 石油天然气工业 完井用地层隔离阀及其相关工具 Standard Type GBT ICS 75.180.10 CCS E92 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A