国家/地区 中国（2）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 PANG S（2）
公开年 2021（2）
申请年
专利权人

Device useful for removing heavy metal in wastewater by electrochemical method comprises anode and cathode chamber are processed with wastewater containing heavy metal through flow electrochemical reaction.

ZHANG B, JIANG J, PANG S, GUO Q, HUANG R

Preparing carboxy modified graphene graft polymer used as fluid loss agent in drilling fluids for oil and gas drilling comprises dissolving e.g. N-vinylpyrrolidone in water, adding inverse emulsion system, purifying and crushing pre-product.

MA J, AN Y, PANG S, ZHANG Z, ZHANG R