Home / Standards / DZ/T 0093-1994 DZ/T 0093-1994 Active 钻井液用抑制剂 腐植酸钾 Standard Type DZ ICS N/A CCS N/A Status Active Issue Date 1994-06-08 Implementation 1994-06-08 Centralized Committee 地质矿产部 Issuing Authority 地质矿产部