Home / Standards / GB/T 33091-2016 GB/T 33091-2016 Active Sieve of polyurethane elastomer 聚氨酯筛板 Standard Type GBT ICS 83.140.99 CCS G47 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A