国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01F（2）
IPC C02F009/10（2）
发明人
公开年
申请年
专利权人

Graphene oxide production waste water zero discharge treatment system comprises pre-processing unit, sludge dehydrating unit, hard removing unit, film concentrating unit and evaporating and crystallizing unit which are connected in turn.

ZHANG K, JIN Y, XING X, JI Y, YANG C

Method for co-processing sodium extraction wastewater and oxalic acid precipitation mother liquor involves clarifying sodium chloride water by reacting with modified graphene heavy metal adsorbent, crystallizing, centrifuging and recovering.

QIN Y