国家/地区 中国（2）
IPC部 B（2）
IPC大类 B65（2）
IPC小类 B65D（2）
IPC B65D025/02（2）
发明人
公开年 2023（2）
申请年 2023（2）
专利权人

Storage device for material production graphene, has packaging bag that is set in storage barrel and length is slightly higher than depth of storage barrel.

LI M

Sealing packaging storage graphene of flexible heating film, has door plate that is provided with observation window, and front end face of door plate is welded with auxiliary box, and rotating shaft is rotatably connected in storage box.

WANG H