国家/地区 中国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 CHE C（2）
公开年 2020（2）
申请年 2018（2） 
专利权人

Adsorbent useful for diesel fuel desulfurization, comprises activated carbon, graphene oxide, acrylamide, gray calcium powder, nano silicate and deionized water.

CHE C

Graphene charger, has protective shell provided with drawing inner tank, first metal contact connected with negative electrode of USB charging port, and sealing cover provided with battery charging port.

CHE C