国家/地区 中国（3）
IPC部 C（3）
IPC大类 C22（3）
IPC小类 C22B（3）
IPC C22B021/02（2） C22C001/10（2） C22C021/00（2）
发明人 CHENG H（3）
公开年
申请年 2015（2） 
专利权人 CHENG L（2）

Method for recovering gold from solution containing gold ions of metal elements in electronic waste, involves carrying out mixed reaction with graphene oxide dispersion liquid and reducing agent, dispersing product in solvent to obtain dispersion solution, and calcining.

CHENG H, LI F, SU Y

Device for producing high aluminum ash preparing graphene material and alloy, has auxiliary material and graphite alloy island compound that are carried out with online anti-explosion monitoring.

CHENG H, CHENG L

High aluminum pulverized coal ash-graphene alloy production device includes high temperature pulverized coal ash unit, washing unit, desiliconizing unit, desulfurizing unit, aluminum alloy unit, hydroxide, unit, silica unit and ferric oxide.

CHENG H, CHENG L