国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC
发明人 ZHANG J（2）
公开年 2021（2）
申请年 2021（2）
专利权人

Regenerating waste lubricating oil by hydrogenation method comprises separating waste lubricating oil, treating waste lubricating oil by aluminum oxide and graphene oxide, acid leaching treatment, drying, reacting and catalytic reaction.

ZHANG J

Catalyst for preparing alcohol using coke-quenching waste gas, comprises silica and graphene, and molybdenum, manganese and nickel, and alkali metal and/or alkaline-earth metal.

ZHANG J