Home / Standards / GB/T 35051-2018 GB/T 35051-2018 Active Grade for closed process water circuit in coal preparation plant 选煤厂洗水闭路循环等级 Standard Type GBT ICS 75.160.10 CCS D27 Status 现行 Issue Date 2018-05-14 Implementation 2018-09-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A