国家/地区 中国（2）
IPC部 B（2）
IPC大类 B08（2）
IPC小类 B08B（2）
IPC
发明人 LIU P（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Water washing device e.g. graphene water washing device, has supporting seat whose inner side is provided with water discharging roller, front side of supporting seat provided with motor, and water absorbing roller comprising supporting layer.

LIU P, WU X

Waste recycling device for graphene polystyrene board processing, has plate body, which has middle part provided with sliding groove, and side fixedly connected with limiting block.

TIAN M, LIU P