国家/地区 中国（2）
IPC部 C（2）
IPC大类 C02（2）
IPC小类 C02F（2） C04B（2）
IPC C04B033/13（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Processing sludge involves mixing citric acid, urea and boric acid, heating and reacting at constant temperature, cooling, purifying, adding boron-nitrogen co-doped graphene nanoparticle solution to surface of anode substrate, and drying.

WEN D, ZHOU Y

Method for preparing negative pollution-resistant ceramic film used in e.g. drinking water purification, involves mixing dopamine and negatively-charged nano-additives, stirring, filtering, vacuum drying, kneading ceramic membrane blend and subjecting mud material to gradient heating and sintering.

XU Y, WANG K, CHENG X, LI J, ZHANG Y, MA J