国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C01（3）
IPC小类 B01J（3）
IPC B01J019/12（3）
发明人 YANG Y（3）
公开年 2022（2）
申请年 2021（2） 
专利权人

Preparing graphene composite porous film by fractional laser treatment comprises adding nitrate solution to graphene oxide dispersion to obtain stable solution, dropping stable solution into glass mold, pressing to form film and subjecting film to two-step scanning using semiconductor laser light.

WU D, LAI Z, LEI J, ZHANG Z, YANG Y, SUN W, LI M, CUI J, ZHANG M

Multi-pass scanning device for laser-induced graphene, comprises foil material conveying device comprising unreeling machine, guide roller, winder, feedback sensor, and controller, and laser scanning device including scanning focusing head.

YANG Y, SUN B, CHEN Y, ZHOU S

Graphene oxide reduction device has material receiving hopper, airflow powder feeding mechanism, dust recycling mechanism, electrode plates, reaction tank provided with valve and tubular sleeve, and microwave emitter set on reaction tank.

YANG Y, ZHENG S