国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 F26B（3）
IPC F26B021/00（3） F26B023/00（3） B01D046/00（2）
F26B025/00（2）
发明人
公开年 2022（3）
申请年 2021（3）
专利权人

Device for producing magnesium sulfate by graphene waste acid, has vertical pipe respectively provided with suction fan through bracket, where top surface of inner wall of tank body is provided with cleaning mechanism.

XIE T, DONG H, WANG P, REN Y, JIANG W, DING Y, GAO G, MENG X, ZHANG X

Drying device for manufacturing graphene, has stirring rod whose one end is connected with elastic rod through torsional spring structure, where one end of elastic rod is rotatably connected with guide wheel.

ZHOU W, XIAO W

Drying device for processing graphene, has ventilating sponge that is arranged at inner side of filtering screen.

LIU L