国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J020/04（2）
发明人
公开年
申请年 2022（2） 
专利权人

Treating mercury containing sewage involves adding composite flocculant including aluminum chloride, poria cocos, diatomite and ammonium citrate to mercury-containing sewage, adsorbing treated sewage with adsorbent including quartz sand, zeolite and carbon fiber and treating with activated carbon.

GUO L, CHENG H, QIN H

Preparation of dehydrating agent for printing and dyeing sludge, involves mixing pine wood charcoal, mixed particles and hydrochloric acid solution, adding acrylamide, drying, grinding, mixing with spinel powder, and sieving.

TANG X, ZHOU Z