国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） H01（2）
IPC小类 B01J（2）
IPC B01J023/89（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Preparing platinum-nickel alloy nanoparticle-graphene composite catalyst involves dispersing graphene oxide in deionized water to obtain uniform graphene oxide solution, and using aqueous ammonia to adjusting to alkaline.

SUN X, WANG Q

Preparing catalyst for hydrogen purification of energy fuel cell, involves adding 25ml of concentrated sulfuric acid into flask, cooling, adding natural flake graphite, sodium nitrate, and potassium permanganate particles, and stirring.

BAI Y