国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） B08（2）
IPC小类 B01D（2）
IPC B08B009/087（2）
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Cleaning device, has shell used for storing cleaning liquid, and self-cleaning assembly movably connected to inner wall of shell, so as to clean inner wall and/or cleaning liquid when moving in shell, where first cleaning assembly includes multiple supporting pieces.

WANG S

Method for producing graphene grinding raw material by using through-blocking device, involves feeding ground particles into centrifugal extraction device for centrifugal extraction and purification, and scraping crystal by using scraper to collect crystal.

YU S