Home / Standards / SY/T 0047-2012 SY/T 0047-2012 Abolished 油气处理容器内壁牺牲阳极阴极保护技术规范 Standard Type SY ICS N/A CCS N/A Status Abolished Issue Date 2012-08-23 Implementation 2012-12-01 Centralized Committee 国家能源局 Issuing Authority 国家能源局