国家/地区 中国（2）
IPC部 B（2）
IPC大类
IPC小类
IPC
发明人 ZHANG C（2）
公开年 2018（2）
申请年 2018（2）
专利权人 UNIV HENAN POLYTECHNIC（2）

Heavy underground coal gasification polluted water metal ions purification for preparing magnetic graphene composite, involves preparing magnetic graphene composite material, and then mixing magnetic graphene composite material.

YI G, XING B, WANG X, GENG Q, XU B, CENG H, TIAN Q, LV Y, ZHANG C, CHEN L

Preparation of low-cost graphene quantum dot comprises adding carbonaceous raw material and oxidant to reaction vessel, ultrasonically dispersing, heating, and cooling.

LIU Q, ZHANG J, XING B, HUANG G, ZHANG C, MA M, ZHAO H, LI H, HE H